Herbal Sleep PM Ingredients & Drug Interactions
What is this page for?
First and foremost: checking Herbal Sleep PM 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
Herbal Sleep PM is a dietary supplement by Life Extension with 3 active ingredients. Its ingredients are commonly taken for anxiety and stress, sleep problems, digestive upset.Based on those ingredients, 973 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Chamomile extract, Lemon Balm extract. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.
Check Your Meds Against Herbal Sleep PM by Life Extension
Ask about any prescription or over-the-counter medication and we check it for interactions with Herbal Sleep PM by Life Extension — 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 Herbal Sleep PM by Life Extension
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
Full disclosure
Herbal Sleep PM contains 3 active ingredients. Lemon balm extract and chamomile extract are herbal ingredients traditionally used to promote relaxation and sleep.
Honokiol is a compound derived from magnolia. The product also contains several inactive ingredients — vegetable cellulose, vegetable stearate, maltodextrin, silica, and microcrystalline cellulose — which are fillers and binders that help form and hold the capsule together.
Does it work?
Moderate evidence
The evidence for lemon balm suggests it's possibly effective for stress and depression, and possibly effective for treating cold sores (herpes labialis). Chamomile's effectiveness is less established in our data — the conditions reviewed (anxiety, ADHD, hay fever, cancer-related loss of appetite, and sexual dysfunction) all show insufficient reliable evidence to rate it one way or another, meaning we don't have enough solid research to say whether it works for those uses.
How safe is it?
Well-documented data
Lemon balm is generally well tolerated for short-term use in healthy adults, though high doses and long-term safety haven't been well studied. Reports of dizziness and sedation exist, but they don't occur more often than placebo.
Chamomile is also generally well tolerated but can trigger allergic reactions in people sensitive to ragweed and related plants — reactions can range from mild rash to severe reactions like anaphylaxis in rare cases. Both ingredients advise caution or avoidance in pregnancy; lemon balm safety data are not reliable enough, and chamomile should be avoided in pregnancy unless your doctor approves.
For breastfeeding, talk with your doctor or pharmacist before using either ingredient because safety information is limited.
Meds to double-check
Moderate interaction found
Before taking this product, check with your doctor or pharmacist if you take blood thinners like warfarin, CNS depressants (sleep aids, anti-anxiety drugs, opioids), thyroid hormone replacement, medications broken down by your liver (including many blood pressure and heart drugs), oral contraceptives, hormone replacement therapy, or tamoxifen. No interactions are documented in our data for honokiol.
The bottom line
Scorecard at a glanceFully disclosed formula with some supporting evidence for its stated purpose. Moderate medication interactions have been identified, and safety information is well characterized.
This product may help with sleep and stress through its herbal content, but it carries real interaction risks — especially if you take blood thinners, sleep aids, thyroid medication, or drugs metabolized by your liver. If you're on any prescription medication or planning to take this long-term, check your exact medications against the interaction tool on this page and talk it over with your doctor or pharmacist before starting.
Educational only — not medical advice; always confirm with your pharmacist. Our editorial policy · How we use AI
Assessment coverage: 2 of 3 active ingredients matched to our full ingredient reviews (monographs). Based on the product label dated Aug 23, 2020.
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 Herbal Sleep PM, straight from the product label.
| Brand | Life Extension |
|---|---|
| Barcode (UPC) | 737870230830 |
| Net contents | 30 Vegetarian Capsule(s) |
| Market status | On market |
| Date entered into DSLD | Aug 23, 2020 |
| DSLD ID | 232814 |
| Product type | Other Combinations |
| Supplement form | Capsule |
| Dietary claims / uses | All Other, Structure/Function |
| Intended target group(s) | Adult (18 - 50 Years), Gluten Free |
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 Herbal Sleep PM by Life Extension, sourced from the NIH Dietary Supplement Label Database.
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| Lemon Balm extract | 300 mg | -- |
| Chamomile extract | 125 mg | -- |
| Honokiol | 120 mg | -- |
Other ingredients: Vegetable Cellulose, Vegetable Stearate, Maltodextrin, Silica, Microcrystalline Cellulose
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
Read the entire label and follow the directions carefully prior to use. Directions: Take one (1) capsule 30 to 60 minutes before bedtime, or as recommended by a healthcare practitioner. One (1) additional capsule may be take if needed.
Precautions
Caution: Do not consume alcohol, drive or operate machinery after taking this product.
Warnings: Keep out of reach of children.
Do not exceed recommended dose. Do not purchase if outer seal is broken or damaged.
When using nutritional supplements, please consult with your physician if you are undergoing treatment for a medical condition or if you are pregnant or lactating.
To report a serious adverse event or obtain product information, contact 1-866-280-2852.
FDA Disclaimer Statement
These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
Formulation
Gluten free
Non GMO LE Certified
Melatonin-free herbal sleep aid
Seals/Symbols
Non GMO LE Certified
FDA Statement of Identity
Dietary Supplement
Storage
Store tightly closed in a cool, dry place.
Is this label outdated? Report a formula or label change and our pharmacy team will review it.
Herbal Sleep PM by Life Extension 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 Herbal Sleep PM by Life Extension
These are the 3 active ingredients this product is made of. Select any to open its full monograph.
Serving size1 Vegetarian Capsule(s) Dosage formCapsule 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.
Lemon Balm extract
Interacts with264 drugs
Lemon balm is a gentle, lemon-scented mint-family herb traditionally used to ease stress, support sleep, and calm digestion, and topically for cold so...
Lemon Balm extract monograph & interactionsChamomile extract
Interacts with960 drugs
German chamomile is a widely used herbal remedy taken mainly as a tea for calming, sleep, and digestive complaints. Early research suggests possible b...
Chamomile extract monograph & interactionsHonokiol
Other (inactive) ingredients: Vegetable Cellulose, Vegetable Stearate, Maltodextrin, Silica, Microcrystalline Cellulose. These complete the product’s ingredient list but are not active constituents.
Herbal Sleep PM by Life Extension Drug Interactions
HelloPharmacist Interaction Report
Herbal Sleep PM by Life Extension interacts with medications through its lemon balm and chamomile extract content.
The most serious documented interaction is chamomile's potential to increase the blood-thinning effect of warfarin (Coumadin) and raise bleeding risk — one case involved a woman taking warfarin who developed serious internal bleeding after drinking 4–5 cups of chamomile tea daily.
Read the full breakdown — every affected drug type, severity by severity
Both lemon balm and chamomile may add to the sedating effects of CNS depressants (sleep aids, anti-anxiety medications, opioids, and alcohol). Lemon balm also theoretically interferes with thyroid hormone replacement therapy by blocking the signals that regulate thyroid function.
Chamomile may slow how your body breaks down several drug classes — including blood pressure and heart medications, blood thinners, and many others — through inhibition of liver enzymes (CYP2D6, CYP2C9, and CYP3A4), potentially raising their levels in your system. Additionally, chamomile theoretically reduces the effectiveness of oral contraceptives and hormone replacement therapy through antiestrogenic activity, and may interfere with tamoxifen (Nolvadex), a breast cancer medication.
We could not check honokiol against medication interactions because we hold no data for it. Altogether, these interactions span 974 individual medications.
Use the medication checker on this page to search your exact drugs before starting this product, and talk it over with your doctor or pharmacist if you take any prescription medication.
Check your own medications below · Editorial policy · How we use AI
Want to check YOUR meds against Herbal Sleep PM?
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 Herbal Sleep PM interact with 973 drugs. Click any drug to see the details.
2 of the 3 ingredients in Herbal Sleep PM interact with drugs. Each result below shows which ingredient is responsible. Chamomile extract Lemon Balm extract
Ado-trastuzumab EmtansineKadcyla
How Ado-trastuzumab Emtansine interacts with Herbal Sleep PM — through 1 ingredient. Tap an ingredient for the detail:
Chamomile ExtractCytochrome P450 3a4 (cyp3a4) Substrates Moderate
Interaction Summary
Theoretically, German chamomile might inhibit CYP3A4 and increase levels of drugs metabolized by these enzymes.
Read the full Chamomile Extract + Ado-trastuzumab Emtansine interactionAbemaciclibVerzenio
How Abemaciclib interacts with Herbal Sleep PM — through 1 ingredient. Tap an ingredient for the detail:
Chamomile ExtractCytochrome P450 3a4 (cyp3a4) Substrates Moderate
Interaction Summary
Theoretically, German chamomile might inhibit CYP3A4 and increase levels of drugs metabolized by these enzymes.
Read the full Chamomile Extract + Abemaciclib interactionAbiraterone
How Abiraterone interacts with Herbal Sleep PM — through 1 ingredient. Tap an ingredient for the detail:
Chamomile ExtractCytochrome P450 3a4 (cyp3a4) Substrates Moderate
Interaction Summary
Theoretically, German chamomile might inhibit CYP3A4 and increase levels of drugs metabolized by these enzymes.
Read the full Chamomile Extract + Abiraterone interactionAbiraterone AcetateYonsa, Zytiga
How Abiraterone Acetate interacts with Herbal Sleep PM — through 1 ingredient. Tap an ingredient for the detail:
Chamomile ExtractCytochrome P450 3a4 (cyp3a4) Substrates Moderate
Interaction Summary
Theoretically, German chamomile might inhibit CYP3A4 and increase levels of drugs metabolized by these enzymes.
Read the full Chamomile Extract + Abiraterone Acetate interactionAbrocitinibCibinqo
How Abrocitinib interacts with Herbal Sleep PM — through 1 ingredient. Tap an ingredient for the detail:
Chamomile ExtractCytochrome P450 2c9 (cyp2c9) Substrates Moderate
Interaction Summary
Theoretically, German chamomile might inhibit CYP2C9 and increase levels of drugs metabolized by these enzymes.
Read the full Chamomile Extract + Abrocitinib interactionAcalabrutinibCalquence
How Acalabrutinib interacts with Herbal Sleep PM — through 1 ingredient. Tap an ingredient for the detail:
Chamomile ExtractCytochrome P450 3a4 (cyp3a4) Substrates Moderate
Interaction Summary
Theoretically, German chamomile might inhibit CYP3A4 and increase levels of drugs metabolized by these enzymes.
Read the full Chamomile Extract + Acalabrutinib interactionAcepromazineAtravet
How Acepromazine interacts with Herbal Sleep PM — through 2 ingredients. Tap an ingredient for the detail:
Chamomile ExtractCns Depressants Moderate
Interaction Summary
Theoretically, German chamomile might have additive effects when used with CNS depressants.
Read the full Chamomile Extract + Acepromazine interactionLemon Balm ExtractCns Depressants Moderate
Interaction Summary
Theoretically, concomitant use of lemon balm might have additive effects with CNS depressant drugs.
Read the full Lemon Balm Extract + Acepromazine interactionAcetaminophen, Aspirin, CaffeineExcedrin, Excedrin Extra Strength, Excedrin Migraine
How Acetaminophen, Aspirin, Caffeine interacts with Herbal Sleep PM — through 1 ingredient. Tap an ingredient for the detail:
Chamomile ExtractCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates Moderate
Interaction Summary
Theoretically, German chamomile might inhibit CYP1A2 and increase levels of drugs metabolized by these enzymes.
Read the full Chamomile Extract + Acetaminophen, Aspirin, Caffeine interactionAcetaminophen, Butalbital, CaffeineEsgic, Esgic Plus, Fiogesic, Fioricet, Repan, Tecnal +1 more
How Acetaminophen, Butalbital, Caffeine interacts with Herbal Sleep PM — through 1 ingredient. Tap an ingredient for the detail:
Chamomile ExtractCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates Moderate
Interaction Summary
Theoretically, German chamomile might inhibit CYP1A2 and increase levels of drugs metabolized by these enzymes.
Read the full Chamomile Extract + Acetaminophen, Butalbital, Caffeine interactionAcetaminophen, Butalbital, Caffeine, CodeineEsgic with Codeine, Fioricet w/ Codeine
How Acetaminophen, Butalbital, Caffeine, Codeine interacts with Herbal Sleep PM — through 2 ingredients. Tap an ingredient for the detail:
Chamomile ExtractCytochrome P450 3a4 (cyp3a4) Substrates, Cns Depressants +2 Moderate
Interaction Summary
Theoretically, German chamomile might inhibit CYP3A4 and increase levels of drugs metabolized by these enzymes.
Read the full Chamomile Extract + Acetaminophen, Butalbital, Caffeine, Codeine interactionLemon Balm ExtractCns Depressants Moderate
Interaction Summary
Theoretically, concomitant use of lemon balm might have additive effects with CNS depressant drugs.
Read the full Lemon Balm Extract + Acetaminophen, Butalbital, Caffeine, Codeine interactionAcetaminophen, Butalbital, CodeineBancap w/ Codeine
How Acetaminophen, Butalbital, Codeine interacts with Herbal Sleep PM — through 2 ingredients. Tap an ingredient for the detail:
Chamomile ExtractCytochrome P450 2d6 (cyp2d6) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates +1 Moderate
Interaction Summary
Theoretically, German chamomile might inhibit CYP2D6 and increase levels of drugs metabolized by these enzymes.
Read the full Chamomile Extract + Acetaminophen, Butalbital, Codeine interactionLemon Balm ExtractCns Depressants Moderate
Interaction Summary
Theoretically, concomitant use of lemon balm might have additive effects with CNS depressant drugs.
Read the full Lemon Balm Extract + Acetaminophen, Butalbital, Codeine interactionAcetaminophen, Butalbital, Codeine PhosphatePhrenilin #3
How Acetaminophen, Butalbital, Codeine Phosphate interacts with Herbal Sleep PM — through 2 ingredients. Tap an ingredient for the detail:
Chamomile ExtractCns Depressants, Cytochrome P450 2d6 (cyp2d6) Substrates +1 Moderate
Interaction Summary
Theoretically, German chamomile might have additive effects when used with CNS depressants.
Read the full Chamomile Extract + Acetaminophen, Butalbital, Codeine Phosphate interactionLemon Balm ExtractCns Depressants Moderate
Interaction Summary
Theoretically, concomitant use of lemon balm might have additive effects with CNS depressant drugs.
Read the full Lemon Balm Extract + Acetaminophen, Butalbital, Codeine Phosphate interactionAcetaminophen, Caffeine, Chlorpheniramine, Hydrocodone, PhenylephrineHycomine Compound
How Acetaminophen, Caffeine, Chlorpheniramine, Hydrocodone, Phenylephrine interacts with Herbal Sleep PM — through 2 ingredients. Tap an ingredient for the detail:
Lemon Balm ExtractCns Depressants Moderate
Interaction Summary
Theoretically, concomitant use of lemon balm might have additive effects with CNS depressant drugs.
Read the full Lemon Balm Extract + Acetaminophen, Caffeine, Chlorpheniramine, Hydrocodone, Phenylephrine interactionChamomile ExtractCns Depressants, Cytochrome P450 3a4 (cyp3a4) Substrates +2 Moderate
Interaction Summary
Theoretically, German chamomile might have additive effects when used with CNS depressants.
Read the full Chamomile Extract + Acetaminophen, Caffeine, Chlorpheniramine, Hydrocodone, Phenylephrine interactionAcetaminophen, Caffeine, CodeineGesic C15, Gesic C30, Gesic C8, Lenoltec 1, Lenoltec 2, Lenoltec 3 +1 more
How Acetaminophen, Caffeine, Codeine interacts with Herbal Sleep PM — through 2 ingredients. Tap an ingredient for the detail:
Chamomile ExtractCytochrome P450 2d6 (cyp2d6) Substrates, Cns Depressants +2 Moderate
Interaction Summary
Theoretically, German chamomile might inhibit CYP2D6 and increase levels of drugs metabolized by these enzymes.
Read the full Chamomile Extract + Acetaminophen, Caffeine, Codeine interactionLemon Balm ExtractCns Depressants Moderate
Interaction Summary
Theoretically, concomitant use of lemon balm might have additive effects with CNS depressant drugs.
Read the full Lemon Balm Extract + Acetaminophen, Caffeine, Codeine interactionAcetaminophen, Caffeine, Codeine, SalicylamideCodalan No.1, Codalan No.2, Codalan No.3
How Acetaminophen, Caffeine, Codeine, Salicylamide interacts with Herbal Sleep PM — through 2 ingredients. Tap an ingredient for the detail:
Chamomile ExtractCns Depressants, Cytochrome P450 2d6 (cyp2d6) Substrates +2 Moderate
Interaction Summary
Theoretically, German chamomile might have additive effects when used with CNS depressants.
Read the full Chamomile Extract + Acetaminophen, Caffeine, Codeine, Salicylamide interactionLemon Balm ExtractCns Depressants Moderate
Interaction Summary
Theoretically, concomitant use of lemon balm might have additive effects with CNS depressant drugs.
Read the full Lemon Balm Extract + Acetaminophen, Caffeine, Codeine, Salicylamide interactionAcetaminophen, Caffeine, DihydrocodeineDHC Plus, Panlor DC, Panlor SS
How Acetaminophen, Caffeine, Dihydrocodeine interacts with Herbal Sleep PM — through 2 ingredients. Tap an ingredient for the detail:
Lemon Balm ExtractCns Depressants Moderate
Interaction Summary
Theoretically, concomitant use of lemon balm might have additive effects with CNS depressant drugs.
Read the full Lemon Balm Extract + Acetaminophen, Caffeine, Dihydrocodeine interactionChamomile ExtractCns Depressants, Cytochrome P450 3a4 (cyp3a4) Substrates +2 Moderate
Interaction Summary
Theoretically, German chamomile might have additive effects when used with CNS depressants.
Read the full Chamomile Extract + Acetaminophen, Caffeine, Dihydrocodeine interactionAcetaminophen, Caffeine, IsomethepteneMigralam
How Acetaminophen, Caffeine, Isometheptene interacts with Herbal Sleep PM — through 1 ingredient. Tap an ingredient for the detail:
Chamomile ExtractCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates Moderate
Interaction Summary
Theoretically, German chamomile might inhibit CYP1A2 and increase levels of drugs metabolized by these enzymes.
Read the full Chamomile Extract + Acetaminophen, Caffeine, Isometheptene interactionAcetaminophen, Caffeine, PyrilamineMidol Max Strength Menstrual
How Acetaminophen, Caffeine, Pyrilamine interacts with Herbal Sleep PM — through 1 ingredient. Tap an ingredient for the detail:
Chamomile ExtractCytochrome P450 3a4 (cyp3a4) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, German chamomile might inhibit CYP3A4 and increase levels of drugs metabolized by these enzymes.
Read the full Chamomile Extract + Acetaminophen, Caffeine, Pyrilamine interactionAcetaminophen, Chlorpheniramine Maleate, Dextromethorphan HbrVicks Formula 44M Cough, Cold & Flu Relief
How Acetaminophen, Chlorpheniramine Maleate, Dextromethorphan Hbr interacts with Herbal Sleep PM — through 1 ingredient. Tap an ingredient for the detail:
Chamomile ExtractCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates +1 Moderate
Interaction Summary
Theoretically, German chamomile might inhibit CYP1A2 and increase levels of drugs metabolized by these enzymes.
Read the full Chamomile Extract + Acetaminophen, Chlorpheniramine Maleate, Dextromethorphan Hbr interactionAcetaminophen, Chlorpheniramine, Codeine, PhenylephrineColrex
How Acetaminophen, Chlorpheniramine, Codeine, Phenylephrine interacts with Herbal Sleep PM — through 2 ingredients. Tap an ingredient for the detail:
Chamomile ExtractCytochrome P450 2d6 (cyp2d6) Substrates, Cns Depressants +2 Moderate
Interaction Summary
Theoretically, German chamomile might inhibit CYP2D6 and increase levels of drugs metabolized by these enzymes.
Read the full Chamomile Extract + Acetaminophen, Chlorpheniramine, Codeine, Phenylephrine interactionLemon Balm ExtractCns Depressants Moderate
Interaction Summary
Theoretically, concomitant use of lemon balm might have additive effects with CNS depressant drugs.
Read the full Lemon Balm Extract + Acetaminophen, Chlorpheniramine, Codeine, Phenylephrine interactionAcetaminophen, Chlorpheniramine, DextromethorphanCoricidin II Extra Strength Cold and Flu
How Acetaminophen, Chlorpheniramine, Dextromethorphan interacts with Herbal Sleep PM — through 1 ingredient. Tap an ingredient for the detail:
Chamomile ExtractCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 2d6 (cyp2d6) Substrates +1 Moderate
Interaction Summary
Theoretically, German chamomile might inhibit CYP1A2 and increase levels of drugs metabolized by these enzymes.
Read the full Chamomile Extract + Acetaminophen, Chlorpheniramine, Dextromethorphan interactionAcetaminophen, Chlorpheniramine, Dextromethorphan HydrobromideCoricidin HBP Maximum Strength Flu
How Acetaminophen, Chlorpheniramine, Dextromethorphan Hydrobromide interacts with Herbal Sleep PM — through 1 ingredient. Tap an ingredient for the detail:
Chamomile ExtractCytochrome P450 3a4 (cyp3a4) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates +1 Moderate
Interaction Summary
Theoretically, German chamomile might inhibit CYP3A4 and increase levels of drugs metabolized by these enzymes.
Read the full Chamomile Extract + Acetaminophen, Chlorpheniramine, Dextromethorphan Hydrobromide interactionAcetaminophen, Chlorpheniramine, Dextromethorphan, PhenylpropanolamineMulti Symptom Cold Relief
How Acetaminophen, Chlorpheniramine, Dextromethorphan, Phenylpropanolamine interacts with Herbal Sleep PM — through 1 ingredient. Tap an ingredient for the detail:
Chamomile ExtractCytochrome P450 2d6 (cyp2d6) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates +1 Moderate
Interaction Summary
Theoretically, German chamomile might inhibit CYP2D6 and increase levels of drugs metabolized by these enzymes.
Read the full Chamomile Extract + Acetaminophen, Chlorpheniramine, Dextromethorphan, Phenylpropanolamine interactionAcetaminophen, Chlorpheniramine, Dextromethorphan, PseudoephedrineChildren's Tylenol Cold Plus Cough, Tylenol Cold Ex Strength
How Acetaminophen, Chlorpheniramine, Dextromethorphan, Pseudoephedrine interacts with Herbal Sleep PM — through 1 ingredient. Tap an ingredient for the detail:
Chamomile ExtractCytochrome P450 3a4 (cyp3a4) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates +1 Moderate
Interaction Summary
Theoretically, German chamomile might inhibit CYP3A4 and increase levels of drugs metabolized by these enzymes.
Read the full Chamomile Extract + Acetaminophen, Chlorpheniramine, Dextromethorphan, Pseudoephedrine interactionAcetaminophen, Chlorpheniramine, Guaifenesin, Phenylephrine, SalicylamideRhinogesic GG
How Acetaminophen, Chlorpheniramine, Guaifenesin, Phenylephrine, Salicylamide interacts with Herbal Sleep PM — through 1 ingredient. Tap an ingredient for the detail:
Chamomile ExtractCytochrome P450 3a4 (cyp3a4) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, German chamomile might inhibit CYP3A4 and increase levels of drugs metabolized by these enzymes.
Read the full Chamomile Extract + Acetaminophen, Chlorpheniramine, Guaifenesin, Phenylephrine, Salicylamide interactionAcetaminophen, Chlorpheniramine, PhenylephrineAlka-Seltzer PLUS, Histex SR, Protid
How Acetaminophen, Chlorpheniramine, Phenylephrine interacts with Herbal Sleep PM — through 1 ingredient. Tap an ingredient for the detail:
Chamomile ExtractCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates Moderate
Interaction Summary
Theoretically, German chamomile might inhibit CYP1A2 and increase levels of drugs metabolized by these enzymes.
Read the full Chamomile Extract + Acetaminophen, Chlorpheniramine, Phenylephrine interactionAcetaminophen, Chlorpheniramine, Phenylephrine, SalicylamideRhinogesic, Rhinogesic JR
How Acetaminophen, Chlorpheniramine, Phenylephrine, Salicylamide interacts with Herbal Sleep PM — through 1 ingredient. Tap an ingredient for the detail:
Chamomile ExtractCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates Moderate
Interaction Summary
Theoretically, German chamomile might inhibit CYP1A2 and increase levels of drugs metabolized by these enzymes.
Read the full Chamomile Extract + Acetaminophen, Chlorpheniramine, Phenylephrine, Salicylamide interactionAcetaminophen, Chlorpheniramine, PhenylpropanolamineAlumadrine, Conex, Sinadrin Max Strength, Sinulin
How Acetaminophen, Chlorpheniramine, Phenylpropanolamine interacts with Herbal Sleep PM — through 1 ingredient. Tap an ingredient for the detail:
Chamomile ExtractCytochrome P450 1a2 (cyp1a2) Substrates, Cytochrome P450 3a4 (cyp3a4) Substrates Moderate
Interaction Summary
Theoretically, German chamomile might inhibit CYP1A2 and increase levels of drugs metabolized by these enzymes.
Read the full Chamomile Extract + Acetaminophen, Chlorpheniramine, Phenylpropanolamine interactionAcetaminophen, Chlorpheniramine, Phenylpropanolamine, OpiumHista-Derfule
How Acetaminophen, Chlorpheniramine, Phenylpropanolamine, Opium interacts with Herbal Sleep PM — through 2 ingredients. Tap an ingredient for the detail:
Chamomile ExtractCytochrome P450 3a4 (cyp3a4) Substrates, Cns Depressants +1 Moderate
Interaction Summary
Theoretically, German chamomile might inhibit CYP3A4 and increase levels of drugs metabolized by these enzymes.
Read the full Chamomile Extract + Acetaminophen, Chlorpheniramine, Phenylpropanolamine, Opium interactionLemon Balm ExtractCns Depressants Moderate
Interaction Summary
Theoretically, concomitant use of lemon balm might have additive effects with CNS depressant drugs.
Read the full Lemon Balm Extract + Acetaminophen, Chlorpheniramine, Phenylpropanolamine, Opium interactionAcetaminophen, Chlorpheniramine, Phenylpropanolamine, PhenyltoloxamineNorel Plus
How Acetaminophen, Chlorpheniramine, Phenylpropanolamine, Phenyltoloxamine interacts with Herbal Sleep PM — through 1 ingredient. Tap an ingredient for the detail:
Chamomile ExtractCytochrome P450 3a4 (cyp3a4) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, German chamomile might inhibit CYP3A4 and increase levels of drugs metabolized by these enzymes.
Read the full Chamomile Extract + Acetaminophen, Chlorpheniramine, Phenylpropanolamine, Phenyltoloxamine interactionEach ingredient & the kinds of drugs it affects
For each ingredient in Herbal Sleep PM 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.
Chamomile extract
Cns Depressants
Theoretically, German chamomile might have additive effects when used with CNS depressants.
German chamomile has mild sedative effects. Theoretically, concomitant use with drugs with sedative properties can cause additive effects and side effects.
Contraceptive Drugs
Theoretically, large amounts of German chamomile might reduce the effectiveness of oral contraceptives.
In vitro, German chamomile has demonstrated antiestrogenic activity. Theoretically, concomitant use of large amounts of German chamomile might interfere with contraceptive drugs through competition for estrogen receptors.
Cytochrome P450 2C9 (Cyp2C9) Substrates
Theoretically, German chamomile might inhibit CYP2C9 and increase levels of drugs metabolized by these enzymes.
In vitro evidence shows that German chamomile might inhibit CYP2C9. So far, this interaction has not been reported in humans. However, there might be an increase in the levels of drugs metabolized by CYP2C9 in patients taking German chamomile.
Cytochrome P450 2D6 (Cyp2D6) Substrates
Theoretically, German chamomile might inhibit CYP2D6 and increase levels of drugs metabolized by these enzymes.
In vitro evidence shows that German chamomile might inhibit CYP2D6. So far, this interaction has not been reported in humans. However, there might be an increase in the levels of drugs metabolized by CYP2D6 in patients taking German chamomile.
Cytochrome P450 3A4 (Cyp3A4) Substrates
Theoretically, German chamomile might inhibit CYP3A4 and increase levels of drugs metabolized by these enzymes.
In vitro evidence shows that German chamomile might inhibit CYP3A4. So far, this interaction has not been reported in humans. However, there might be an increase in the levels of drugs metabolized by CYP3A4 in patients taking German chamomile.
Estrogens
Theoretically, large amounts of German chamomile might reduce the effectiveness of estrogens.
In vitro, German chamomile has demonstrated antiestrogenic activity. Theoretically, large amounts of German chamomile might interfere with hormone replacement therapy through competition for estrogen receptors.
Tamoxifen (Nolvadex)
Theoretically, large amounts of German chamomile might interfere with the activity of tamoxifen.
In vitro, German chamomile has demonstrated antiestrogenic activity.
Warfarin (Coumadin)
German chamomile might increase the effects of warfarin and increase the risk of bleeding.
In one case, a 70-year-old female taking warfarin developed retroperitoneal hematoma and bilateral recti muscle bleeding along with an INR of 7.9 following ingestion of German chamomile tea 4-5 cups daily and use of a topical chamomile-based lotion applied 4-5 times daily.
Cytochrome P450 1A2 (Cyp1A2) Substrates
Theoretically, German chamomile might inhibit CYP1A2 and increase levels of drugs metabolized by these enzymes.
In vitro and animal research shows that German chamomile might inhibit CYP1A2. So far, this interaction has not been reported in humans. However, there might be an increase in the levels of drugs metabolized by CYP1A2 in patients taking German chamomile.
Lemon Balm extract
Cns Depressants
Theoretically, concomitant use of lemon balm might have additive effects with CNS depressant drugs.
Lemon balm seems to have CNS depressant activity in animals and in humans.
Thyroid Hormone
Theoretically, lemon balm might interfere with thyroid hormone replacement therapy.
In vitro, constituents of lemon balm extract bind to thyroid stimulating hormone (TSH), preventing TSH receptor-binding and leading to the inhibition of TSH-stimulated adenylate cyclase activity. In animals, lemon balm extract has been shown to decrease levels of circulating TSH and inhibit thyroid secretion.
Brand information
Manufacturer and brand details for Herbal Sleep PM, from the product label.
Life Extension
See all Life Extension products- Name
- Quality Supplements and Vitamins, Inc.
- City
- Ft. Lauderdale
- State
- FL
- ZipCode
- 33309
- Phone Number
- 1-866-280-2852
- Web Address
- LifeExtension.com
Herbal Sleep PM by Life Extension: Common Questions
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Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy
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The Full Monographs Behind Herbal Sleep PM’s Ingredients
Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.
Lemon Balm
Interacts with 264 drugsLemon balm is a gentle, lemon-scented mint-family herb traditionally used to ease stress, support sleep, and calm digestion, and topically for cold sores. Early studies are promising but gen...
Read the full Lemon Balm monograph → Herb & supplement monographGerman Chamomile
Interacts with 960 drugsGerman chamomile is a widely used herbal remedy taken mainly as a tea for calming, sleep, and digestive complaints. Early research suggests possible benefits for mild anxiety and some skin o...
Read the full German Chamomile monograph →Sources & How We Checked
Herbal Sleep PM'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 27 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.
Lemon Balm 12 references
- Wolbling RH, Leonhardt K. Local therapy of herpes simplex with dried extract from Melissa officinalis. Phytomedicine 1994;1:25-31.
- Akhondzadeh S, Noroozian M, Mohammadi M, et al. Melissa officinalis extract in the treatment of patients with mild to moderate Alzheimer's disease: a double blind, randomised, placebo controlled trial. J Neurol Neurosurg Psychiatry 2003;74:863-6. PubMed
- Kennedy DO, Scholey AB, Tildesley NT, et al. Modulation of mood and cognitive performance following acute administration of Melissa officinalis (lemon balm). Pharmacol Biochem Behav 2002;72:953-64. PubMed
- Albrecht M, Berger W, Laux P, Schmidt U, et al. Psychopharmaka und Verkehrssicherheit. Der Einfluß von Euvegal® - Dragees forte auf die Fahrtüchtigkeit und Kombinationswirkungen mit Alkohol Z Allg Med 1995;71:1215-25.
- Herberg, KW. Nebenwirkungen pflanzlicher Beruhigungsmittel/ Leistung und Befinden nach Einnahme einer Baldrian-Hopfen-Kombination. Z.Allg Med 1996;72:234-240.
- Soulimani R, Fleurentin J, Mortier F, et al. Neurotropic action of the hydroalcoholic extract of Melissa officinalis in the mouse. Planta Med. 1991 Apr;57:105-9.
- Sourgens H, Winterhoff H, Gumbinger HG, et al. Antihormonal effects of plant extracts. TSH- and prolactin-suppressing properties of Lithospermum officinale and other plants. Planta Med. 1982 Jun;45:78-86. DOI
- Auf'mkolk M, Ingbar JC, Amir SM, et al. Inhibition by certain plant extracts of the binding and adenylate cyclase stimulatory effect of bovine thyrotropin in human thyroid membranes. Endocrinology. 1984 Aug;115:527-34. PubMed
- Santini F, Vitti P, Ceccarini G, et al. In vitro assay of thyroid disruptors affecting TSH-stimulated adenylate cyclase activity. J Endocrinol Invest. 2003 Oct;26:950-5. PubMed
- Alijaniha F, et al. Heart palpitation relief with Melissa officinalis leaf extract: double blind, randomized, placebo controlled trial of efficacy and safety. J Ethnopharmacol. 2015;164:378-384. doi: 10.1016/j.jep.2015.02.007. Epub 2015 Feb 11. PubMed
- Araj-Khodaei M, Noorbala AA, Yarani R, et al. A double-blind, randomized pilot study for comparison of Melissa officinalis L. and Lavandula angustifolia Mill. with Fluoxetine for the treatment of depression. BMC Complement Med Ther. 2020;20(1):207. PubMed
- Kucuk U, Pham M, Raza Raja MH, Saad Shaukat MH, Clark R. Transient complete atrioventricular block associated with herbal supplement use. S D Med 2023;76(7):311-313.
German Chamomile 15 references
- Subiza J, Subiza JL, Hinojosa M, et al. Anaphylactic reaction after the ingestion of chamomile tea; a study of cross-reactivity with other composite pollens. J Allergy Clin Immunol 1989;84:353-8. PubMed
- Budzinski JW, Foster BC, Vandenhoek S, Arnason JT. An in vitro evaluation of human cytochrome P450 3A4 inhibition by selected commercial herbal extracts and tinctures. Phytomedicine 2000;7:273-82. PubMed
- Viola H, Wasowski C, Levi de Stein M, et al. Apigenin, a component of Matricaria recutita flowers, is a central benzodiazepine receptors-ligand with anxiolytic effects. Planta Med 1995;61:213-6.
- van Ketel WG. Allergy to Matricaria chamomilla. Contact Dermatitis 1982;8:143. PubMed
- van Ketel WG. Allergy to Matricaria chamomilla. Contact Dermatitis 1987;16:50-1. PubMed
- Hormann HP, Korting HC. Evidence for the efficacy and safety of topical herbal drugs in dermatology: part I: anti-inflammatory agents. Phytomedicine 1994;1:161-71. PubMed
- Avallone R, Zanoli P, Puia G, et al. Pharmacological profile of apigenin, a flavonoid isolated from Matricaria chamomilla. Biochem Pharmacol 2000;59:1387-94. PubMed
- Kassi E, Papoutsi Z, Fokialakis N, et al. Greek plant extracts exhibit selective estrogen receptor modulator (SERM)-like properties. J Agric Food Chem 2004;52:6956-61. PubMed
- Maliakal PP, Wanwimolruk S. Effect of herbal teas on hepatic drug metabolizing enzymes in rats. J Pharm Pharmacol 2001;53:1323-9. PubMed
- Segal R, Pilote L. Warfarin interaction with Matricaria chamomilla. CMAJ 2006;174:1281-2. PubMed
- Loggia RD, Traversa U, Scarcia V, et al. Depressive effects of Chamomilla recutita (L.) Rausch, tubular flowers, on central nervous system in mice. Pharmacol Res Commun 1982;14(2):153-162. PubMed
- Ganzera M, Schneider P, Stuppner H. Inhibitory effects of the essential oil of chamomile (Matricaria recutita L.) and its major constituents on human cytochrome P450 enzymes. Life Sci 2006;78(8):856-861. PubMed
- Benito P, Rodríguez-Perez R, García F, Juste S, Moneo I, Caballero ML. Occupational allergic rhinoconjunctivitis induced by Matricaria chamomilla with tolerance of chamomile tea. J Investig Allergol Clin Immunol. 2014;24(5):369-70. No abstract available.
- Braga FT, Santos AC, Bueno PC, et al. Use of Chamomilla recutita in the prevention and treatment of oral mucositis in patients undergoing hematopoietic stem cell transplantation: a randomized, controlled, phase II clinical trial. Cancer Nurs 2015;38(4):32 PubMed
- Sarris J, Ravindran A, Yatham LN, et al. Clinician guidelines for the treatment of psychiatric disorders with nutraceuticals and phytoceuticals: The World Federation of Societies of Biological Psychiatry (WFSBP) and Canadian Network for Mood and Anxiety T
Parts of this content are provided by the Therapeutic Research Center, LLC.
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.
© 2021 Therapeutic Research Center, LLC