MelasmaRF Ingredients & Drug Interactions
by Merry Clinic
What is this page for?
First and foremost: checking MelasmaRF against your medications. The heart of this page is the interaction checker and the full interaction report — how this product’s ingredients may interact with prescription and over-the-counter medicines you may be taking.
Around that, we add a pharmacist’s high-level view of the product as a whole — what’s inside, the evidence for its stated use, how transparent the label is, and what safety data exists — so you can see the full picture in one place. It’s educational information from our licensed clinical databases and the clinical staff at HelloPharmacist — not medical advice — and we don’t sell or endorse products. Our editorial policy
MelasmaRF is a dietary supplement by Merry Clinic with 14 active ingredients. Its ingredients are commonly taken for skin conditions and itching, erectile dysfunction and low libido, eczema and dermatitis.Based on those ingredients, 1,241 medications have a known interaction with it, the most serious rated major. The ingredients most likely to interact are Peony, Atractylodes, Cnidium. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.
Check Your Meds Against MelasmaRF by Merry Clinic
Ask about any prescription or over-the-counter medication and we check it for interactions with MelasmaRF by Merry Clinic — and tell you which ingredient is responsible.
AI summaries are generated from our interaction database for education only — always confirm with your pharmacist. How we use AI
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HelloPharmacist Scorecard of MelasmaRF by Merry Clinic
Our pharmacy team’s full take, with four database checks built into the cards below — a summary of what is known, not a grade of the product itself.
What’s inside
Low disclosure
MelasmaRF contains 14 ingredients total. The active herbal components include Cnidium, Rehmannia, Bupleurum, Hoelen, Ligustrum, Tang-Kuei (Dong Quai), Peony, Salvia miltiorrhiza, Rhizoma cyperi, Atractylodes, Eclipta, Angelica (Ashitaba), Persica, and Carthamus, plus a Proprietary Herbal Extract Blend.
These come in a capsule form with inactive ingredients including gelatin, cellulose, magnesium stearate, and silicon dioxide.
Does it work?
Not established
The data we hold on effectiveness is limited. Rehmannia is rated possibly effective for chronic kidney disease, but the rest show insufficient reliable evidence for their intended uses—including Rehmannia itself for diabetes and diabetic kidney disease, Bupleurum for asthma, respiratory infections, and liver conditions, Tang-Kuei for anemia and heart health, Peony for aging skin and various conditions, Atractylodes for appetite and digestion, and Angelica for liver disease.
No effectiveness ratings are on file for the other ingredients.
How safe is it?
Well-documented data
Safety data are sparse across these ingredients. Cnidium, Rehmannia, Bupleurum, Tang-Kuei, Peony, Atractylodes, and Angelica all have limited human safety information, and most carry cautions about use.
Bupleurum has been linked in rare cases to serious lung and liver problems. Tang-Kuei may increase skin sensitivity to sunlight.
The most commonly reported side effects in studies and case reports are gastrointestinal—nausea, diarrhea, abdominal discomfort, and loss of appetite—though these come from combination products and it's often unclear which ingredient caused them. Peony has one case report of increased bleeding in a warfarin user.
Pregnancy: safety data are insufficient for most ingredients; Tang-Kuei and Peony are rated possibly unsafe due to potential effects on the uterus and bleeding. Breastfeeding: safety data are insufficient for nearly all ingredients, and most should be avoided until more is known.
Meds to double-check
Major interaction found
If you take warfarin or other blood thinners (anticoagulants or antiplatelet drugs like aspirin or clopidogrel), check with your doctor or pharmacist first—this product may increase bleeding risk. Also double-check before taking it with sedatives or anti-anxiety drugs, diabetes medications, blood pressure medications, estrogen therapy or birth control, psychiatric medications like clozapine, or seizure drugs like phenytoin.
The bottom line
Scorecard at a glanceFormula with limited ingredient disclosure with no established evidence rating for its marketed use. Major medication interactions have been identified, and safety information is well characterized.
MelasmaRF is a multi-ingredient herbal formula with limited human safety data and several moderate-to-major interactions, especially with blood thinners, sedatives, diabetes and blood pressure drugs, and birth control. If you take any prescription medication, check it against this product's ingredients with your pharmacist or doctor before starting.
Pregnant or breastfeeding individuals should discuss it with their doctor or pharmacist first, as safety data are sparse.
Educational only — not medical advice; always confirm with your pharmacist. Our editorial policy · How we use AI
Assessment coverage: 7 of 14 active ingredients matched to our full ingredient reviews (monographs). Based on the product label dated Aug 23, 2019.
This Scorecard evaluates available label information, ingredient evidence, and known medication-safety considerations. It does not independently verify product identity, purity, potency, contamination, or manufacturing quality. How these ratings are computed
General information
Key facts about MelasmaRF, straight from the product label.
| Brand | Merry Clinic |
|---|---|
| Net contents | 150 Capsule(s) |
| Market status | On market |
| Date entered into DSLD | Aug 23, 2019 |
| DSLD ID | 205088 |
| Product type | Other Combinations |
| Supplement form | Capsule |
| Dietary claims / uses | All Other, Structure/Function |
| Intended target group(s) | Adult (18 - 50 Years) |
Everything in this section is reproduced from the manufacturer’s own product label — it’s the label speaking, not HelloPharmacist. We show it so you can see exactly what the maker states; we don’t verify or endorse those statements.
Supplement Facts
The label details for MelasmaRF by Merry Clinic, sourced from the NIH Dietary Supplement Label Database.
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| Cnidium | 0 NP | -- |
| Rehmannia | 0 NP | -- |
| Bupleurum | 0 NP | -- |
| Hoelen | 0 NP | -- |
| Proprietary Herbal Extract Blend | 3000 mg | -- |
| Ligustrum | 0 NP | -- |
| Tang-Kuei | 0 NP | -- |
| Peony | 0 NP | -- |
| Salvia miltiorrhiza | 0 NP | -- |
| Rhizoma cyperi | 0 NP | -- |
| Atractylodes | 0 NP | -- |
| Eclipta | 0 NP | -- |
| Angelica | 0 NP | -- |
| Persica | 0 NP | -- |
| Carthamus | 0 NP | -- |
Other ingredients: Gelatin Capsule, Cellulose, Magnesium Stearate, Silicon Dioxide
Tap any ingredient to jump to its full detail below.
These statements are the manufacturer’s wording, reproduced from the product label — the label is saying it, not HelloPharmacist. We don’t verify or endorse them.
Suggested/Recommended/Usage/Directions
Directions for use: For adults, take 6 capsules each time, twice daily, preferably after meals.
General Statements
This product is a safe and effective blend of Chinese herbal extracts.
It helps in balancing the hormones and in decreasing hyperpigmentation on the face.
Made in U.S.A
Precautions
Warning: If you are pregnant or lactating, or taking prescription medication, consult a physician prior to use.
Keep out of the reach of children.
FDA Disclaimer Statement
This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.
FDA Statement of Identity
Herbal Dietary Supplement
Is this label outdated? Report a formula or label change and our pharmacy team will review it.
MelasmaRF by Merry Clinic label
The label scan from the NIH Dietary Supplement Label Database. Tap to enlarge.
Label images are published by the NIH Dietary Supplement Label Database for the version of this product on file. Always read your actual product label.
View the full label (PDF)The Ingredients in MelasmaRF by Merry Clinic
These are the 14 active ingredients this product is made of. Select any to open its full monograph.
Serving size6 Capsule(s) Dosage formCapsule Servings per container25 Amounts shown are per serving.
Most supplement products combine several ingredients, and a medication can interact with the product through any one of them. Each ingredient below shows whether it has known drug interactions.
Other (inactive) ingredients: Gelatin Capsule, Cellulose, Magnesium Stearate, Silicon Dioxide. These complete the product’s ingredient list but are not active constituents.
MelasmaRF by Merry Clinic Drug Interactions
HelloPharmacist Interaction Report
MelasmaRF by Merry Clinic contains several ingredients with documented interactions with medications.
The most serious is Tang-Kuei (Dong Quai), which carries a Major-severity interaction with warfarin—case reports show it can increase warfarin's blood-thinning effects and raise bleeding risk significantly. Additionally, Cnidium, Rehmannia, Bupleurum, Tang-Kuei, Peony, and Atractylodes all have Moderate-severity interactions across multiple drug types.
Read the full breakdown — every affected drug type, severity by severity
Cnidium may potentiate sedatives, barbiturates, and anti-anxiety drugs, and may increase bleeding risk with blood thinners. Rehmannia may lower blood pressure excessively with antihypertensive drugs and lower blood sugar with diabetes medications.
Bupleurum may increase bleeding risk with anticoagulants or antiplatelet drugs, may reduce the effectiveness of immune-suppressing drugs, and may interfere with diabetes medications by raising blood sugar. Tang-Kuei may also reduce estrogen therapy effectiveness and increase bleeding with other blood thinners.
Peony may raise levels of certain psychiatric and cardiac drugs (those metabolized by CYP1A2 and CYP3A4), may reduce phenytoin effectiveness, may interfere with estrogen therapy and birth control, and may increase bleeding risk. Atractylodes may increase bleeding with anticoagulants, may prolong sedative effects, and may affect drug metabolism.
We could not check Hoelen, Ligustrum, Salvia miltiorrhiza, Rhizoma cyperi, Eclipta, Persica, and Carthamus—no data are on file for these. Altogether, these interactions span 1,242 individual medications.
Before you start this product, run your exact medications through the checker below, especially if you take blood thinners, sedatives, diabetes drugs, blood pressure medications, estrogen therapy, birth control, antipsychotics like clozapine, or seizure drugs like phenytoin.
Check your own medications below · Editorial policy · How we use AI
Want to check YOUR meds against MelasmaRF?
Ask about interactions with your drugs in plain English — “Can I take it with lisinopril?” — and we find you the answer in seconds, ingredient by ingredient.
Go to the checkerIngredients driving the most interactions
Individual Drug Interactions
The ingredients in MelasmaRF interact with 1,241 drugs. Click any drug to see the details.
7 of the 14 ingredients in MelasmaRF interact with drugs. Each result below shows which ingredient is responsible. Peony Atractylodes Cnidium Bupleurum Rehmannia Angelica Tang-Kuei
Acetaminophen, Chlorpheniramine, Codeine, PhenylephrineColrex
How Acetaminophen, Chlorpheniramine, Codeine, Phenylephrine interacts with MelasmaRF — through 4 ingredients. Tap an ingredient for the detail:
CnidiumCns Depressants Moderate
Interaction Summary
In laboratory research, cnidium has been shown to have sedative and hypnotic effects, possibly related to constituent coumarins.
Read the full Cnidium + Acetaminophen, Chlorpheniramine, Codeine, Phenylephrine interactionPeonyCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP1A2.
Read the full Peony + Acetaminophen, Chlorpheniramine, Codeine, Phenylephrine interactionAngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Chlorpheniramine, Codeine, Phenylephrine interactionAtractylodesCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates Minor
Interaction Summary
Theoretically, atractylodes might decrease the levels of CYP1A2 substrates.
Read the full Atractylodes + Acetaminophen, Chlorpheniramine, Codeine, Phenylephrine interactionAcetaminophen, Chlorpheniramine, DextromethorphanCoricidin II Extra Strength Cold and Flu
How Acetaminophen, Chlorpheniramine, Dextromethorphan interacts with MelasmaRF — through 3 ingredients. Tap an ingredient for the detail:
PeonyCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP1A2.
Read the full Peony + Acetaminophen, Chlorpheniramine, Dextromethorphan interactionAngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Chlorpheniramine, Dextromethorphan interactionAtractylodesCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates Minor
Interaction Summary
Theoretically, atractylodes might decrease the levels of CYP1A2 substrates.
Read the full Atractylodes + Acetaminophen, Chlorpheniramine, Dextromethorphan interactionAcetaminophen, Chlorpheniramine, Dextromethorphan HydrobromideCoricidin HBP Maximum Strength Flu
How Acetaminophen, Chlorpheniramine, Dextromethorphan Hydrobromide interacts with MelasmaRF — through 3 ingredients. Tap an ingredient for the detail:
PeonyCytochrome P450 3a4 (cyp3a4) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP3A4.
Read the full Peony + Acetaminophen, Chlorpheniramine, Dextromethorphan Hydrobromide interactionAngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Chlorpheniramine, Dextromethorphan Hydrobromide interactionAtractylodesCytochrome P450 3a4 (cyp3a4) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates Minor
Interaction Summary
Theoretically, atractylodes might increase the levels of CYP3A4 substrates.
Read the full Atractylodes + Acetaminophen, Chlorpheniramine, Dextromethorphan Hydrobromide interactionAcetaminophen, Chlorpheniramine, Dextromethorphan, PhenylpropanolamineMulti Symptom Cold Relief
How Acetaminophen, Chlorpheniramine, Dextromethorphan, Phenylpropanolamine interacts with MelasmaRF — through 3 ingredients. Tap an ingredient for the detail:
PeonyCytochrome P450 3a4 (cyp3a4) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP3A4.
Read the full Peony + Acetaminophen, Chlorpheniramine, Dextromethorphan, Phenylpropanolamine interactionAngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Chlorpheniramine, Dextromethorphan, Phenylpropanolamine interactionAtractylodesCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates Minor
Interaction Summary
Theoretically, atractylodes might decrease the levels of CYP1A2 substrates.
Read the full Atractylodes + Acetaminophen, Chlorpheniramine, Dextromethorphan, Phenylpropanolamine interactionAcetaminophen, Chlorpheniramine, Dextromethorphan, PseudoephedrineChildren's Tylenol Cold Plus Cough, Tylenol Cold Ex Strength
How Acetaminophen, Chlorpheniramine, Dextromethorphan, Pseudoephedrine interacts with MelasmaRF — through 3 ingredients. Tap an ingredient for the detail:
AngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Chlorpheniramine, Dextromethorphan, Pseudoephedrine interactionPeonyCytochrome P450 3a4 (cyp3a4) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP3A4.
Read the full Peony + Acetaminophen, Chlorpheniramine, Dextromethorphan, Pseudoephedrine interactionAtractylodesCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates Minor
Interaction Summary
Theoretically, atractylodes might decrease the levels of CYP1A2 substrates.
Read the full Atractylodes + Acetaminophen, Chlorpheniramine, Dextromethorphan, Pseudoephedrine interactionAcetaminophen, Chlorpheniramine, Guaifenesin, Phenylephrine, SalicylamideRhinogesic GG
How Acetaminophen, Chlorpheniramine, Guaifenesin, Phenylephrine, Salicylamide interacts with MelasmaRF — through 3 ingredients. Tap an ingredient for the detail:
PeonyCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP1A2.
Read the full Peony + Acetaminophen, Chlorpheniramine, Guaifenesin, Phenylephrine, Salicylamide interactionAngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Chlorpheniramine, Guaifenesin, Phenylephrine, Salicylamide interactionAtractylodesCytochrome P450 3a4 (cyp3a4) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates Minor
Interaction Summary
Theoretically, atractylodes might increase the levels of CYP3A4 substrates.
Read the full Atractylodes + Acetaminophen, Chlorpheniramine, Guaifenesin, Phenylephrine, Salicylamide interactionAcetaminophen, Chlorpheniramine, PhenylephrineAlka-Seltzer PLUS, Histex SR, Protid
How Acetaminophen, Chlorpheniramine, Phenylephrine interacts with MelasmaRF — through 3 ingredients. Tap an ingredient for the detail:
AngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Chlorpheniramine, Phenylephrine interactionPeonyCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP1A2.
Read the full Peony + Acetaminophen, Chlorpheniramine, Phenylephrine interactionAtractylodesCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates Minor
Interaction Summary
Theoretically, atractylodes might decrease the levels of CYP1A2 substrates.
Read the full Atractylodes + Acetaminophen, Chlorpheniramine, Phenylephrine interactionAcetaminophen, Chlorpheniramine, Phenylephrine, SalicylamideRhinogesic, Rhinogesic JR
How Acetaminophen, Chlorpheniramine, Phenylephrine, Salicylamide interacts with MelasmaRF — through 3 ingredients. Tap an ingredient for the detail:
PeonyCytochrome P450 3a4 (cyp3a4) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP3A4.
Read the full Peony + Acetaminophen, Chlorpheniramine, Phenylephrine, Salicylamide interactionAngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Chlorpheniramine, Phenylephrine, Salicylamide interactionAtractylodesCytochrome P450 3a4 (cyp3a4) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates Minor
Interaction Summary
Theoretically, atractylodes might increase the levels of CYP3A4 substrates.
Read the full Atractylodes + Acetaminophen, Chlorpheniramine, Phenylephrine, Salicylamide interactionAcetaminophen, Chlorpheniramine, PhenylpropanolamineAlumadrine, Conex, Sinadrin Max Strength, Sinulin
How Acetaminophen, Chlorpheniramine, Phenylpropanolamine interacts with MelasmaRF — through 3 ingredients. Tap an ingredient for the detail:
AngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Chlorpheniramine, Phenylpropanolamine interactionPeonyCytochrome P450 3a4 (cyp3a4) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP3A4.
Read the full Peony + Acetaminophen, Chlorpheniramine, Phenylpropanolamine interactionAtractylodesCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates Minor
Interaction Summary
Theoretically, atractylodes might decrease the levels of CYP1A2 substrates.
Read the full Atractylodes + Acetaminophen, Chlorpheniramine, Phenylpropanolamine interactionAcetaminophen, Chlorpheniramine, Phenylpropanolamine, OpiumHista-Derfule
How Acetaminophen, Chlorpheniramine, Phenylpropanolamine, Opium interacts with MelasmaRF — through 4 ingredients. Tap an ingredient for the detail:
PeonyCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP1A2.
Read the full Peony + Acetaminophen, Chlorpheniramine, Phenylpropanolamine, Opium interactionCnidiumCns Depressants Moderate
Interaction Summary
In laboratory research, cnidium has been shown to have sedative and hypnotic effects, possibly related to constituent coumarins.
Read the full Cnidium + Acetaminophen, Chlorpheniramine, Phenylpropanolamine, Opium interactionAngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Chlorpheniramine, Phenylpropanolamine, Opium interactionAtractylodesCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates Minor
Interaction Summary
Theoretically, atractylodes might decrease the levels of CYP1A2 substrates.
Read the full Atractylodes + Acetaminophen, Chlorpheniramine, Phenylpropanolamine, Opium interactionAcetaminophen, Chlorpheniramine, Phenylpropanolamine, PhenyltoloxamineNorel Plus
How Acetaminophen, Chlorpheniramine, Phenylpropanolamine, Phenyltoloxamine interacts with MelasmaRF — through 3 ingredients. Tap an ingredient for the detail:
PeonyCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP1A2.
Read the full Peony + Acetaminophen, Chlorpheniramine, Phenylpropanolamine, Phenyltoloxamine interactionAngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Chlorpheniramine, Phenylpropanolamine, Phenyltoloxamine interactionAtractylodesCytochrome P450 3a4 (cyp3a4) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates Minor
Interaction Summary
Theoretically, atractylodes might increase the levels of CYP3A4 substrates.
Read the full Atractylodes + Acetaminophen, Chlorpheniramine, Phenylpropanolamine, Phenyltoloxamine interactionAcetaminophen, Chlorpheniramine, PseudoephedrineAlka-Seltzer PLUS Liquid Gels, Children's Tylenol Cold, Codimal, Comtrex, Extra Strength Tylenol Allergy Sinus, Lorsin +3 more
How Acetaminophen, Chlorpheniramine, Pseudoephedrine interacts with MelasmaRF — through 3 ingredients. Tap an ingredient for the detail:
PeonyCytochrome P450 3a4 (cyp3a4) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP3A4.
Read the full Peony + Acetaminophen, Chlorpheniramine, Pseudoephedrine interactionAngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Chlorpheniramine, Pseudoephedrine interactionAtractylodesCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates Minor
Interaction Summary
Theoretically, atractylodes might decrease the levels of CYP1A2 substrates.
Read the full Atractylodes + Acetaminophen, Chlorpheniramine, Pseudoephedrine interactionAcetaminophen, ChlorzoxazoneAcetazone Forte, Extra Strength Tylenol Aches & Strains, Parafon Forte
How Acetaminophen, Chlorzoxazone interacts with MelasmaRF — through 3 ingredients. Tap an ingredient for the detail:
AngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Chlorzoxazone interactionPeonyCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP1A2.
Read the full Peony + Acetaminophen, Chlorzoxazone interactionAtractylodesCytochrome P450 1a2 (cyp1a2) Substrates Minor
Interaction Summary
Theoretically, atractylodes might decrease the levels of CYP1A2 substrates.
Read the full Atractylodes + Acetaminophen, Chlorzoxazone interactionAcetaminophen, Chlorzoxazone, CodeineAcetazone Forte C8, Parafon Forte C8
How Acetaminophen, Chlorzoxazone, Codeine interacts with MelasmaRF — through 4 ingredients. Tap an ingredient for the detail:
PeonyCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP1A2.
Read the full Peony + Acetaminophen, Chlorzoxazone, Codeine interactionAngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Chlorzoxazone, Codeine interactionCnidiumCns Depressants Moderate
Interaction Summary
In laboratory research, cnidium has been shown to have sedative and hypnotic effects, possibly related to constituent coumarins.
Read the full Cnidium + Acetaminophen, Chlorzoxazone, Codeine interactionAtractylodesCytochrome P450 1a2 (cyp1a2) Substrates Minor
Interaction Summary
Theoretically, atractylodes might decrease the levels of CYP1A2 substrates.
Read the full Atractylodes + Acetaminophen, Chlorzoxazone, Codeine interactionAcetaminophen, CodeineTylenol No.3, Tylenol w/ Codeine
How Acetaminophen, Codeine interacts with MelasmaRF — through 4 ingredients. Tap an ingredient for the detail:
CnidiumCns Depressants Moderate
Interaction Summary
In laboratory research, cnidium has been shown to have sedative and hypnotic effects, possibly related to constituent coumarins.
Read the full Cnidium + Acetaminophen, Codeine interactionPeonyCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP1A2.
Read the full Peony + Acetaminophen, Codeine interactionAngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Codeine interactionAtractylodesCytochrome P450 1a2 (cyp1a2) Substrates Minor
Interaction Summary
Theoretically, atractylodes might decrease the levels of CYP1A2 substrates.
Read the full Atractylodes + Acetaminophen, Codeine interactionAcetaminophen, Codeine, DoxylamineMersyndol
How Acetaminophen, Codeine, Doxylamine interacts with MelasmaRF — through 4 ingredients. Tap an ingredient for the detail:
AngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Codeine, Doxylamine interactionCnidiumCns Depressants Moderate
Interaction Summary
In laboratory research, cnidium has been shown to have sedative and hypnotic effects, possibly related to constituent coumarins.
Read the full Cnidium + Acetaminophen, Codeine, Doxylamine interactionPeonyCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP1A2.
Read the full Peony + Acetaminophen, Codeine, Doxylamine interactionAtractylodesCytochrome P450 1a2 (cyp1a2) Substrates Minor
Interaction Summary
Theoretically, atractylodes might decrease the levels of CYP1A2 substrates.
Read the full Atractylodes + Acetaminophen, Codeine, Doxylamine interactionAcetaminophen, Codeine, MethocarbamolAcetaminophen, Codeine, Methocarbamol, Robaxacet 8
How Acetaminophen, Codeine, Methocarbamol interacts with MelasmaRF — through 4 ingredients. Tap an ingredient for the detail:
PeonyCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP1A2.
Read the full Peony + Acetaminophen, Codeine, Methocarbamol interactionAngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Codeine, Methocarbamol interactionCnidiumCns Depressants Moderate
Interaction Summary
In laboratory research, cnidium has been shown to have sedative and hypnotic effects, possibly related to constituent coumarins.
Read the full Cnidium + Acetaminophen, Codeine, Methocarbamol interactionAtractylodesCytochrome P450 1a2 (cyp1a2) Substrates Minor
Interaction Summary
Theoretically, atractylodes might decrease the levels of CYP1A2 substrates.
Read the full Atractylodes + Acetaminophen, Codeine, Methocarbamol interactionAcetaminophen, Dexbrompheniramine, PseudoephedrineSinadrin Plus
How Acetaminophen, Dexbrompheniramine, Pseudoephedrine interacts with MelasmaRF — through 3 ingredients. Tap an ingredient for the detail:
PeonyCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP1A2.
Read the full Peony + Acetaminophen, Dexbrompheniramine, Pseudoephedrine interactionAngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Dexbrompheniramine, Pseudoephedrine interactionAtractylodesCytochrome P450 1a2 (cyp1a2) Substrates Minor
Interaction Summary
Theoretically, atractylodes might decrease the levels of CYP1A2 substrates.
Read the full Atractylodes + Acetaminophen, Dexbrompheniramine, Pseudoephedrine interactionAcetaminophen, DextromethorphanTylenol Cough Ex Strength
How Acetaminophen, Dextromethorphan interacts with MelasmaRF — through 3 ingredients. Tap an ingredient for the detail:
AngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Dextromethorphan interactionPeonyCytochrome P450 3a4 (cyp3a4) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP3A4.
Read the full Peony + Acetaminophen, Dextromethorphan interactionAtractylodesCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates Minor
Interaction Summary
Theoretically, atractylodes might decrease the levels of CYP1A2 substrates.
Read the full Atractylodes + Acetaminophen, Dextromethorphan interactionAcetaminophen, Dextromethorphan, Doxylamine, PseudoephedrineVicks NyQuil
How Acetaminophen, Dextromethorphan, Doxylamine, Pseudoephedrine interacts with MelasmaRF — through 3 ingredients. Tap an ingredient for the detail:
PeonyCytochrome P450 3a4 (cyp3a4) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP3A4.
Read the full Peony + Acetaminophen, Dextromethorphan, Doxylamine, Pseudoephedrine interactionAngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Dextromethorphan, Doxylamine, Pseudoephedrine interactionAtractylodesCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates Minor
Interaction Summary
Theoretically, atractylodes might decrease the levels of CYP1A2 substrates.
Read the full Atractylodes + Acetaminophen, Dextromethorphan, Doxylamine, Pseudoephedrine interactionAcetaminophen, Dextromethorphan, Guaifenesin, PhenylephrineConar-A
How Acetaminophen, Dextromethorphan, Guaifenesin, Phenylephrine interacts with MelasmaRF — through 3 ingredients. Tap an ingredient for the detail:
AngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Dextromethorphan, Guaifenesin, Phenylephrine interactionPeonyCytochrome P450 3a4 (cyp3a4) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP3A4.
Read the full Peony + Acetaminophen, Dextromethorphan, Guaifenesin, Phenylephrine interactionAtractylodesCytochrome P450 3a4 (cyp3a4) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates Minor
Interaction Summary
Theoretically, atractylodes might increase the levels of CYP3A4 substrates.
Read the full Atractylodes + Acetaminophen, Dextromethorphan, Guaifenesin, Phenylephrine interactionAcetaminophen, Dextromethorphan, Guaifenesin, PhenylpropanolamineAnatuss
How Acetaminophen, Dextromethorphan, Guaifenesin, Phenylpropanolamine interacts with MelasmaRF — through 3 ingredients. Tap an ingredient for the detail:
PeonyCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP1A2.
Read the full Peony + Acetaminophen, Dextromethorphan, Guaifenesin, Phenylpropanolamine interactionAngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Dextromethorphan, Guaifenesin, Phenylpropanolamine interactionAtractylodesCytochrome P450 3a4 (cyp3a4) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates Minor
Interaction Summary
Theoretically, atractylodes might increase the levels of CYP3A4 substrates.
Read the full Atractylodes + Acetaminophen, Dextromethorphan, Guaifenesin, Phenylpropanolamine interactionAcetaminophen, Dextromethorphan, Guaifenesin, PseudoephedrineRobitussin Cold, Severe Cold, Suphedrine Cold/Cough
How Acetaminophen, Dextromethorphan, Guaifenesin, Pseudoephedrine interacts with MelasmaRF — through 3 ingredients. Tap an ingredient for the detail:
PeonyCytochrome P450 3a4 (cyp3a4) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP3A4.
Read the full Peony + Acetaminophen, Dextromethorphan, Guaifenesin, Pseudoephedrine interactionAngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Dextromethorphan, Guaifenesin, Pseudoephedrine interactionAtractylodesCytochrome P450 3a4 (cyp3a4) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates Minor
Interaction Summary
Theoretically, atractylodes might increase the levels of CYP3A4 substrates.
Read the full Atractylodes + Acetaminophen, Dextromethorphan, Guaifenesin, Pseudoephedrine interactionAcetaminophen, Dextromethorphan, Phenylpropanolamine, PyrilamineTheracaps
How Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine interacts with MelasmaRF — through 3 ingredients. Tap an ingredient for the detail:
PeonyCytochrome P450 3a4 (cyp3a4) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP3A4.
Read the full Peony + Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine interactionAngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine interactionAtractylodesCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates Minor
Interaction Summary
Theoretically, atractylodes might decrease the levels of CYP1A2 substrates.
Read the full Atractylodes + Acetaminophen, Dextromethorphan, Phenylpropanolamine, Pyrilamine interactionAcetaminophen, Dextromethorphan, PseudoephedrineAlka-Seltzer PLUS Flu Liquid Gels, Non Aspirin Cold Caps, Tylenol Cold, Tylenol Flu Daytime Ex Strength, Tylenol Flu Ex Strength
How Acetaminophen, Dextromethorphan, Pseudoephedrine interacts with MelasmaRF — through 3 ingredients. Tap an ingredient for the detail:
AngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Dextromethorphan, Pseudoephedrine interactionPeonyCytochrome P450 3a4 (cyp3a4) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP3A4.
Read the full Peony + Acetaminophen, Dextromethorphan, Pseudoephedrine interactionAtractylodesCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates Minor
Interaction Summary
Theoretically, atractylodes might decrease the levels of CYP1A2 substrates.
Read the full Atractylodes + Acetaminophen, Dextromethorphan, Pseudoephedrine interactionAcetaminophen, Dichloralantipyrine, IsomethepteneAmidrine, Midchlor, Migquin, Migratine
How Acetaminophen, Dichloralantipyrine, Isometheptene interacts with MelasmaRF — through 4 ingredients. Tap an ingredient for the detail:
AngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Dichloralantipyrine, Isometheptene interactionCnidiumCns Depressants Moderate
Interaction Summary
In laboratory research, cnidium has been shown to have sedative and hypnotic effects, possibly related to constituent coumarins.
Read the full Cnidium + Acetaminophen, Dichloralantipyrine, Isometheptene interactionPeonyCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP1A2.
Read the full Peony + Acetaminophen, Dichloralantipyrine, Isometheptene interactionAtractylodesCytochrome P450 1a2 (cyp1a2) Substrates Minor
Interaction Summary
Theoretically, atractylodes might decrease the levels of CYP1A2 substrates.
Read the full Atractylodes + Acetaminophen, Dichloralantipyrine, Isometheptene interactionAcetaminophen, Dichloralphenazone, IsomethepteneMidrin
How Acetaminophen, Dichloralphenazone, Isometheptene interacts with MelasmaRF — through 4 ingredients. Tap an ingredient for the detail:
AngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Dichloralphenazone, Isometheptene interactionPeonyCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP1A2.
Read the full Peony + Acetaminophen, Dichloralphenazone, Isometheptene interactionCnidiumCns Depressants Moderate
Interaction Summary
In laboratory research, cnidium has been shown to have sedative and hypnotic effects, possibly related to constituent coumarins.
Read the full Cnidium + Acetaminophen, Dichloralphenazone, Isometheptene interactionAtractylodesCytochrome P450 1a2 (cyp1a2) Substrates Minor
Interaction Summary
Theoretically, atractylodes might decrease the levels of CYP1A2 substrates.
Read the full Atractylodes + Acetaminophen, Dichloralphenazone, Isometheptene interactionAcetaminophen, Dichlorophenazone, IsometheptaneIsocom
How Acetaminophen, Dichlorophenazone, Isometheptane interacts with MelasmaRF — through 4 ingredients. Tap an ingredient for the detail:
CnidiumCns Depressants Moderate
Interaction Summary
In laboratory research, cnidium has been shown to have sedative and hypnotic effects, possibly related to constituent coumarins.
Read the full Cnidium + Acetaminophen, Dichlorophenazone, Isometheptane interactionPeonyCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP1A2.
Read the full Peony + Acetaminophen, Dichlorophenazone, Isometheptane interactionAngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Dichlorophenazone, Isometheptane interactionAtractylodesCytochrome P450 1a2 (cyp1a2) Substrates Minor
Interaction Summary
Theoretically, atractylodes might decrease the levels of CYP1A2 substrates.
Read the full Atractylodes + Acetaminophen, Dichlorophenazone, Isometheptane interactionAcetaminophen, DiphenhydramineTylenol PM, Tylenol PM Ex Strength
How Acetaminophen, Diphenhydramine interacts with MelasmaRF — through 4 ingredients. Tap an ingredient for the detail:
CnidiumCns Depressants Moderate
Interaction Summary
In laboratory research, cnidium has been shown to have sedative and hypnotic effects, possibly related to constituent coumarins.
Read the full Cnidium + Acetaminophen, Diphenhydramine interactionAngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Diphenhydramine interactionPeonyCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP1A2.
Read the full Peony + Acetaminophen, Diphenhydramine interactionAtractylodesCytochrome P450 1a2 (cyp1a2) Substrates Minor
Interaction Summary
Theoretically, atractylodes might decrease the levels of CYP1A2 substrates.
Read the full Atractylodes + Acetaminophen, Diphenhydramine interactionAcetaminophen, Diphenhydramine, PseudoephedrineChildren's Tylenol Allergy, Cold Control, Contac Night Allergy Relief
How Acetaminophen, Diphenhydramine, Pseudoephedrine interacts with MelasmaRF — through 4 ingredients. Tap an ingredient for the detail:
CnidiumCns Depressants Moderate
Interaction Summary
In laboratory research, cnidium has been shown to have sedative and hypnotic effects, possibly related to constituent coumarins.
Read the full Cnidium + Acetaminophen, Diphenhydramine, Pseudoephedrine interactionPeonyCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP1A2.
Read the full Peony + Acetaminophen, Diphenhydramine, Pseudoephedrine interactionAngelicaCytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2.
Read the full Angelica + Acetaminophen, Diphenhydramine, Pseudoephedrine interactionAtractylodesCytochrome P450 1a2 (cyp1a2) Substrates Minor
Interaction Summary
Theoretically, atractylodes might decrease the levels of CYP1A2 substrates.
Read the full Atractylodes + Acetaminophen, Diphenhydramine, Pseudoephedrine interactionEach ingredient & the kinds of drugs it affects
For each ingredient in MelasmaRF with known interactions, here are the types of medications they can affect. Open any type for the detail — or search your exact drug in the checker above.
Peony
Anticoagulant/Antiplatelet Drugs
Theoretically, combining peony with anticoagulant or antiplatelet drugs might increase the risk of bleeding.
In vitro research suggests that peony might have antiplatelet, anticoagulant, and antithrombotic effects.
Clozapine (Clozaril)
Theoretically, peony might increase the levels and clinical effects of clozapine.
In vitro research shows that peony suppresses the metabolism of clozapine via weak-to-moderate inhibitory effects on cytochromes P450 (CYP) 1A2 and CYP3A4. This effect has not been reported in humans.
Contraceptive Drugs
Theoretically, peony might interfere with contraceptive drugs due to competition for estrogen receptors.
In vitro and animal research shows that peony extract has estrogenic activity. Concomitant use might also increase the risk for estrogen-related adverse effects.
Cytochrome P450 1A2 (Cyp1A2) Substrates
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP1A2.
In vitro research shows that peony suppresses the metabolism of clozapine via weak-to-moderate inhibitory effects on CYP1A2 and CYP3A4. This effect has not been reported in humans.
Cytochrome P450 3A4 (Cyp3A4) Substrates
Theoretically, use of peony may increase the levels and clinical effects of drugs metabolized by CYP3A4.
In vitro research shows that peony suppresses the metabolism of clozapine via weak-to-moderate inhibitory effects on CYP1A2 and CYP3A4. This effect has not been reported in humans.
Estrogens
Theoretically, concomitant use of large amounts of peony might interfere with hormone replacement therapy and/or increase the risk for estrogen-related adverse effects.
In vitro and animal research shows that peony extract has estrogenic activity. Theoretically, peony might compete for estrogen receptors and/or cause additive estrogenic effects.
Phenytoin (Dilantin)
Theoretically, peony might reduce the levels and clinical effects of phenytoin.
Animal research shows that taking peony root reduces levels of phenytoin. Some researchers suggest that peony root might affect cytochrome P450 (CYP) 2C9, which metabolizes phenytoin. However, preliminary research in humans shows that peony root does not alter levels of losartan (Cozaar), which is also metabolized by CYP2C9.
Atractylodes
Anticoagulant/Antiplatelet Drugs
Theoretically, atractylodes might increase the risk of bleeding when used concomitantly with anticoagulant and antiplatelet drugs.
Laboratory research suggests that atractylenolides II and III, constituents of atractylodes, reduce platelet activation. So far, this has not been shown in humans.
Aromatase Inhibitors
Theoretically, atractylodes may have an additive effect when used with other aromatase inhibitors.
Laboratory research suggests that atractylodes and its constituents exhibit aromatase inhibitor effects.
Hexobarbital
Theoretically, taking atractylodes may prolong the therapeutic and adverse effects of hexobarbital.
In animals, atractylodes has been shown to prolong the effects of hexobarbital. These effects have not been shown in humans.
Cytochrome P450 1A2 (Cyp1A2) Substrates
Theoretically, atractylodes might decrease the levels of CYP1A2 substrates.
In animals, atractylodes administered at high doses has been shown to induce CYP1A2 activity. This effect has not been shown in humans.
Cytochrome P450 3A4 (Cyp3A4) Substrates
Theoretically, atractylodes might increase the levels of CYP3A4 substrates.
In animals, atractylodes administered at high doses has been shown to inhibit CYP3A1 activity, which is a homolog to the human CYP3A4 enzyme. This effect has not been shown in humans.
Cnidium
Anticoagulant/Antiplatelet Drugs
Laboratory research shows that osthol, a constituent of cnidium, inhibits blood clotting and the activity of platelets. Theoretically, cnidium might increase the risk of bleeding when used with antiplatelet or anticoagulant drugs.
Some anticoagulant or antiplatelet drugs include aspirin, clopidogrel (Plavix), dalteparin (Fragmin), enoxaparin (Lovenox), heparin, ticlopidine (Ticlid), warfarin (Coumadin), and others.
Cns Depressants
In laboratory research, cnidium has been shown to have sedative and hypnotic effects, possibly related to constituent coumarins. Theoretically, cnidium may potentiate the effects of barbiturates, other sedatives, and anxiolytics.
Bupleurum
Anticoagulant/Antiplatelet Drugs
Theoretically, bupleurum might increase the risk of bleeding when taken with anticoagulant or antiplatelet drugs.
In vitro research suggests that saikosaponins, constituents of bupleurum, can inhibit platelet aggregation.
Antidiabetes Drugs
Theoretically, bupleurum might decrease the effects of antidiabetes drugs.
Animal research suggests that saikosaponins, constituents of bupleurum, can increase blood glucose.
Immunosuppressants
Theoretically, bupleurum might decrease the effects of immunosuppressants.
In vitro and animal research suggests that bupleurum might stimulate immune function.
Rehmannia
Antidiabetes Drugs
Theoretically, rehmannia might increase the risk of hypoglycemia when taken with antidiabetes drugs.
Animal research shows that rehmannia may have hypoglycemic effects.
Antihypertensive Drugs
Theoretically, rehmannia might increase the risk of hypotension when taken with antihypertensive drugs.
Animal research shows that rehmannia may have hypotensive effects. Laboratory research shows that formulations of dried and processed rehmannia root inhibit angiotensin-converting enzyme (ACE).
Angelica
Cytochrome P450 1A2 (Cyp1A2) Substrates
In vitro research shows that ashitaba extract inhibits cytochrome P450 (CYP) 1A2. Theoretically, concomitant use of ashitaba with CYP1A2 substrates might decrease the clearance of these substrates and increase the risk for adverse effects. However, this interaction has yet to be reported in humans. Until more is known, use with caution.
Tang-Kuei
Warfarin (Coumadin)
Dong quai may increase the risk of bleeding when used with warfarin.
Case reports suggest that concomitant use of dong quai with warfarin can increase the anticoagulant effects of warfarin and increase the risk of bleeding. In one case, after 4 weeks of taking dong quai 565 mg once or twice daily, the international normalized ratio (INR) increased to 4.9. The INR normalized 4 weeks after discontinuation of dong quai.
Anticoagulant/Antiplatelet Drugs
Theoretically, dong quai may increase the risk of bleeding when used with anticoagulant or antiplatelet drugs; however, research is conflicting.
Animal studies suggest that dong quai has antithrombin activity and inhibits platelet aggregation due to its coumarin components. Additionally, some case reports in humans suggest that dong quai can increase the anticoagulant effects of warfarin. However, clinical research in healthy adults shows that taking 1 gram of dong quai root daily for 3 weeks does not significantly inhibit platelet aggregation or cause bleeding. Until more is known, use dong quai with caution in patients taking antiplatelet/anticoagulant drugs.
Estrogens
Theoretically, dong quai may reduce the effects of estrogens.
Dong quai has estrogenic effects. Theoretically, concomitant use of large amounts of dong quai might interfere with hormone replacement therapy due to competition for estrogen receptors.
Brand information
Manufacturer and brand details for MelasmaRF, from the product label.
Merry Clinic
See all Merry Clinic products- Name
- Merry Clinic
- Street Address
- 370 San Bruno Ave West
- City
- San Bruno
- State
- CA
- ZipCode
- 94066
- Web Address
- www.merryclinic.com
MelasmaRF by Merry Clinic: Common Questions
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Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy
Not sure if MelasmaRF is safe with your meds?
Our pharmacists answer your medication & supplement questions — free.
Label information is sourced from the NIH Dietary Supplement Label Database and reflects the product version on file; always read your actual product label. This page is for education only and is not a substitute for professional medical advice. Confirm with your pharmacist or doctor before combining supplements and medications.
The Full Monographs Behind MelasmaRF’s Ingredients
Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.
Cnidium
Interacts with 351 drugsCnidium is the dried fruit of an Asian plant long used in traditional Chinese medicine, mostly for skin problems and sexual health. Modern human evidence for these uses is very limited, with...
Read the full Cnidium monograph → Herb & supplement monographRehmannia
Interacts with 258 drugsRehmannia is a root used for centuries in Traditional Chinese Medicine, often to 'tonify' the kidneys and support energy or blood health. Human evidence for most modern uses is limited, so i...
Read the full Rehmannia monograph → Herb & supplement monographBupleurum
Interacts with 327 drugsBupleurum (Chai Hu) is a root used in traditional Chinese medicine, usually as part of multi-herb formulas, for liver, digestive, and fever-related complaints. High-quality human evidence fo...
Read the full Bupleurum monograph → Herb & supplement monographDong Quai
Interacts with 163 drugsDong Quai is a traditional Chinese herb often called "female ginseng" and is mostly used for menstrual and menopausal complaints. High-quality scientific evidence that it works for these use...
Read the full Dong Quai monograph → Herb & supplement monographPeony
Interacts with 811 drugsPeony root is a traditional Chinese medicine herb often used for menstrual problems, cramps, and inflammation, frequently as part of combination formulas. Human evidence for most uses is lim...
Read the full Peony monograph → Herb & supplement monographAtractylodes
Interacts with 801 drugsAtractylodes is a root used for centuries in traditional Chinese, Japanese, and Thai medicine, mostly for digestive complaints and fatigue, often as part of multi-herb formulas. Modern resea...
Read the full Atractylodes monograph → Herb & supplement monographAshitaba
Interacts with 186 drugsAshitaba is a leafy plant from Japan that is eaten as a vegetable and taken as a supplement for general health, antioxidant, and heart benefits. Most of the supporting research comes from la...
Read the full Ashitaba monograph →Sources & How We Checked
MelasmaRF's label data comes from the NIH Dietary Supplement Label Database; the ingredient interaction data is from the Natural Medicines database, reviewed by our pharmacists.
- NIH Dietary Supplement Label Database (DSLD) — The official product label on file for this supplement.
- Natural Medicines (Therapeutic Research Center) — Evidence-graded clinical reference behind the ingredient interaction data.
Content is written and reviewed by licensed HelloPharmacist pharmacists. See our data sources and editorial standards for how this information is built and checked.
The 63 references behind this product’s interaction data
Every citation that drives the interaction findings for this product’s ingredients, from the evidence-graded Natural Medicines (TRC Healthcare) database. Open an ingredient to browse its citations — links open the study on PubMed or the publisher’s site.
Cnidium 1 reference
- Sun Y, Yang AWH, Lenon GB. Phytochemistry, ethnopharmacology, pharmacokinetics and toxicology of Cnidium monnieri (L.) Cusson. Int J Mol Sci. 2020;21(3):1006. PubMed
Rehmannia 3 references
- Zhang R, Zhou J, Jia Z, et al. Hypoglycemic effect of Rehmannia glutinosa oligosaccharide in hyperglycemic and alloxan-induced diabetic rats and its mechanism. J Ethnopharmacol 2004;90:39-43. PubMed
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DISCLAIMER: Currently this does not check for drug-drug interactions. This is not an all-inclusive comprehensive list of potential interactions and is for informational purposes only. Not all interactions are known or well-reported in the scientific literature, and new interactions are continually being reported. Input is needed from a qualified healthcare provider including a pharmacist before starting any therapy. Application of clinical judgment is necessary.
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