Black Cohosh Extract 80 mg Ingredients & Drug Interactions
What is this page for?
First and foremost: checking Black Cohosh Extract 80 mg 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
Black Cohosh Extract 80 mg is a dietary supplement by Natural Factors with 2 active ingredients. Its ingredients are commonly taken for hot flashes and night sweats, other menopause symptoms, mood changes during menopause.Based on those ingredients, 652 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Black Cohosh. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.
Check Your Meds Against Black Cohosh Extract 80 mg by Natural Factors
Ask about any prescription or over-the-counter medication and we check it for interactions with Black Cohosh Extract 80 mg by Natural Factors — 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 Black Cohosh Extract 80 mg by Natural Factors
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
This product contains two ingredients: 80 mg of Black Cohosh extract and triterpene glycosides. Black cohosh is the active ingredient; it's a plant extract traditionally used for menopausal symptoms.
Triterpene glycosides are compounds found in plants, though we don't have detailed information on file about them. The softgel capsule itself is an inactive ingredient—the container that holds the extract.
Does it work?
Moderate evidence
Black cohosh is possibly effective for menopausal symptoms based on the data we hold. For other uses listed—acne, sexual dysfunction, anxiety, and breast cancer-related hot flashes—the evidence isn't established enough to rate it either way.
If you're considering this for something other than menopausal symptoms, talk with your pharmacist about what the research actually shows.
How safe is it?
Well-documented data
Black cohosh is generally well tolerated at typical doses over the short term, though some people report mild side effects like breast tenderness, dizziness, stomach upset, headache, irritability, rash, or tiredness. Rare but serious liver damage has been reported in case studies, so it's wise to get medical guidance before starting, especially if you have liver concerns.
Black cohosh is rated possibly unsafe in pregnancy because there isn't enough safety data and it may have effects on the uterus. It's also rated possibly unsafe while breastfeeding, and safety hasn't been established.
Meds to double-check
Moderate interaction found
Before taking this product, double-check with your pharmacist if you use any serotonergic drugs (antidepressants like duloxetine or sertraline), any drugs that are hard on the liver, estrogen therapy, cisplatin (a chemotherapy drug), or medications broken down by the liver enzyme CYP2D6. No interactions are documented for triterpene glycosides, the second ingredient, because we have no data on file for it.
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.
Black cohosh may help with menopausal hot flashes, but it interacts with quite a few medications—especially antidepressants and other serotonergic drugs, liver-damaging medications, and estrogen therapy. If you take any prescription drugs, check them against the interaction tool on this page before you start.
Talk with your pharmacist or doctor first, particularly if you have liver issues or are pregnant or breastfeeding.
Educational only — not medical advice; always confirm with your pharmacist. Our editorial policy · How we use AI
Assessment coverage: 1 of 2 active ingredients matched to our full ingredient reviews (monographs). Based on the product label dated Jun 1, 2012.
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 Black Cohosh Extract 80 mg, straight from the product label.
| Brand | Natural Factors |
|---|---|
| Barcode (UPC) | 068958048260 |
| Net contents | 30 Softgel(s) |
| Market status | On market |
| Date entered into DSLD | Jun 1, 2012 |
| DSLD ID | 9691 |
| Product type | Botanical |
| Supplement form | Softgel Capsule |
| Dietary claims / uses | All Other, Structure/Function |
| Intended target group(s) | Adult Female (18 - 50 Years), Menopause, Dairy 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 Black Cohosh Extract 80 mg by Natural Factors, sourced from the NIH Dietary Supplement Label Database.
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| Black Cohosh | 80 mg | -- |
| Triterpene Glycosides | 2 mg | -- |
Other ingredients: Softgel capsule
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.
FDA Statement of Identity
DIETARY SUPPLEMENT
Brand IP Statement(s)
ALL YOU NEED IS ONE(TM)
General Statements
RELIEF FROM HOT FLASHES AND NIGHT SWEATS*
All Natural Factors products are manufactured in accordance with the Government of Canada's Good Manufacturing Practices (GMP), among the highest standards in the world.
PRODUCT OF CANADA
Black Cohosh Extract One softgel per day provides relief from hot flashes and night sweats.* Natural Factors Black Cohosh Extract is standardized to provide a consistent dosage of the key active ingredient, triterpene glycoside, in a convenient one per day softgel. Black Cohosh Extract is a natural hormone replacement used to relieve the symptoms of perimenopause or menopause including hot flashes and night sweats.* Black Cohosh Extract is non-estrogenic and thus balances the reproductive hormones, helping premenstrual discomfort, dysmenorrhea (painful menstruation) and menopausal symptoms.*
Suggested/Recommended/Usage/Directions
Suggested Usage: 1 softgel per day preferably before a meal or as directed by a health professional.
Precautions
Keep out of reach of children.
Sealed for your protection. Do not use if seal is broken.
Seals/Symbols
(recycle) Recyclable container.
Purity & Potency Guaranteed
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.
General
R2
Formulation
Contains no artificial preservatives, color or sweeteners; no dairy, wheat or yeast.
Storage
For freshness, store in a cool, dry place.
Is this label outdated? Report a formula or label change and our pharmacy team will review it.
Black Cohosh Extract 80 mg by Natural Factors 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 Black Cohosh Extract 80 mg by Natural Factors
These are the 2 active ingredients this product is made of. Select any to open its full monograph.
Serving size1 Softgel(s) Dosage formSoftgel Capsule 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.
Black Cohosh
Interacts with652 drugs
Black cohosh is a North American plant most often used to ease menopause symptoms like hot flashes, but the research is mixed and far from settled. It...
Black Cohosh monograph & interactionsTriterpene Glycosides
Other (inactive) ingredients: Softgel capsule. These complete the product’s ingredient list but are not active constituents.
Black Cohosh Extract 80 mg by Natural Factors Drug Interactions
HelloPharmacist Interaction Report
Black Cohosh Extract 80 mg by Natural Factors does interact with a number of medications.
The most serious concerns involve serotonergic drugs—antidepressants and similar medications that work on serotonin. Black cohosh can act like a serotonin agonist (a substance that triggers serotonin receptors), which means combining it with these drugs carries a Moderate risk of serotonin syndrome, a potentially serious condition marked by agitation, rapid heart rate, high blood pressure, muscle rigidity, and fever.
Read the full breakdown — every affected drug type, severity by severity
Black cohosh also poses Moderate risks with several other drug types. It may inhibit how your liver breaks down certain medications (CYP2D6 substrates), which could raise their blood levels.
It may alter or interfere with estrogen therapy—either enhancing or reducing its effects—so if you take hormone therapy, your doctor needs to know. There's theoretical concern it could reduce the effectiveness of the chemotherapy drug cisplatin.
Because black cohosh may carry a risk of liver damage, combining it with other drugs known to harm the liver (hepatotoxic drugs) warrants caution; one case report linked it to elevated liver enzymes in a patient also taking atorvastatin (a cholesterol medication). Black cohosh also has a Minor interaction with certain drugs absorbed through a specific intestinal transporter, potentially lowering their blood levels.
We could not check triterpene glycosides—an ingredient in this product—because no interaction data are on file for it. Run your exact medications through the checker below before you start.
Check your own medications below · Editorial policy · How we use AI
Want to check YOUR meds against Black Cohosh Extract 80 mg?
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 Black Cohosh Extract 80 mg interact with 652 drugs. Click any drug to see the details.
1 of the 2 ingredients in Black Cohosh Extract 80 mg interact with drugs. Each result below shows which ingredient is responsible. Black Cohosh
6-mercaptopurinePurinethol
How 6-mercaptopurine interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshHepatotoxic Drugs Moderate
Interaction Summary
Theoretically, taking black cohosh with hepatotoxic drugs may increase the risk of liver damage.
Read the full Black Cohosh + 6-mercaptopurine interactionAbacavir Sulfate, Dolutegravir, LamivudineTriumeq
How Abacavir Sulfate, Dolutegravir, Lamivudine interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshHepatotoxic Drugs Moderate
Interaction Summary
Theoretically, taking black cohosh with hepatotoxic drugs may increase the risk of liver damage.
Read the full Black Cohosh + Abacavir Sulfate, Dolutegravir, Lamivudine interactionAbacavir, LamivudineEpzicom
How Abacavir, Lamivudine interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshHepatotoxic Drugs Moderate
Interaction Summary
Theoretically, taking black cohosh with hepatotoxic drugs may increase the risk of liver damage.
Read the full Black Cohosh + Abacavir, Lamivudine interactionAbiraterone
How Abiraterone interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshHepatotoxic Drugs Moderate
Interaction Summary
Theoretically, taking black cohosh with hepatotoxic drugs may increase the risk of liver damage.
Read the full Black Cohosh + Abiraterone interactionAbiraterone AcetateYonsa, Zytiga
How Abiraterone Acetate interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshHepatotoxic Drugs Moderate
Interaction Summary
Theoretically, taking black cohosh with hepatotoxic drugs may increase the risk of liver damage.
Read the full Black Cohosh + Abiraterone Acetate interactionAcarboseGlucobay, Prandase, Precose
How Acarbose interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshHepatotoxic Drugs Moderate
Interaction Summary
Theoretically, taking black cohosh with hepatotoxic drugs may increase the risk of liver damage.
Read the full Black Cohosh + Acarbose interactionAcebutololRhotral, Sectral
How Acebutolol interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshHepatotoxic Drugs Moderate
Interaction Summary
Theoretically, taking black cohosh with hepatotoxic drugs may increase the risk of liver damage.
Read the full Black Cohosh + Acebutolol interactionAcetaminophenChildren's Tylenol, Children's Tylenol Meltaways, Tylenol, Tylenol Ex Strength
How Acetaminophen interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshHepatotoxic Drugs Moderate
Interaction Summary
Theoretically, taking black cohosh with hepatotoxic drugs may increase the risk of liver damage.
Read the full Black Cohosh + Acetaminophen interactionAcetaminophen, AspirinGemnisyn
How Acetaminophen, Aspirin interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshHepatotoxic Drugs Moderate
Interaction Summary
Theoretically, taking black cohosh with hepatotoxic drugs may increase the risk of liver damage.
Read the full Black Cohosh + Acetaminophen, Aspirin interactionAcetaminophen, Aspirin, CaffeineExcedrin, Excedrin Extra Strength, Excedrin Migraine
How Acetaminophen, Aspirin, Caffeine interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshHepatotoxic Drugs Moderate
Interaction Summary
Theoretically, taking black cohosh with hepatotoxic drugs may increase the risk of liver damage.
Read the full Black Cohosh + Acetaminophen, Aspirin, Caffeine interactionAcetaminophen, Brompheniramine, PhenylpropanolamineDimetapp Cold and Flu
How Acetaminophen, Brompheniramine, Phenylpropanolamine interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshHepatotoxic Drugs Moderate
Interaction Summary
Theoretically, taking black cohosh with hepatotoxic drugs may increase the risk of liver damage.
Read the full Black Cohosh + Acetaminophen, Brompheniramine, Phenylpropanolamine interactionAcetaminophen, ButalbitalAxocet, Bancap, Bucet, Butex Forte, Esgic CF, Orbivan CF +5 more
How Acetaminophen, Butalbital interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshHepatotoxic Drugs Moderate
Interaction Summary
Theoretically, taking black cohosh with hepatotoxic drugs may increase the risk of liver damage.
Read the full Black Cohosh + Acetaminophen, Butalbital interactionAcetaminophen, Butalbital, CaffeineEsgic, Esgic Plus, Fiogesic, Fioricet, Repan, Tecnal +1 more
How Acetaminophen, Butalbital, Caffeine interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshHepatotoxic Drugs Moderate
Interaction Summary
Theoretically, taking black cohosh with hepatotoxic drugs may increase the risk of liver damage.
Read the full Black Cohosh + Acetaminophen, Butalbital, Caffeine interactionAcetaminophen, Butalbital, Caffeine, CodeineEsgic with Codeine, Fioricet w/ Codeine
How Acetaminophen, Butalbital, Caffeine, Codeine interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshHepatotoxic Drugs, Cytochrome P450 2d6 (cyp2d6) Substrates Moderate
Interaction Summary
Theoretically, taking black cohosh with hepatotoxic drugs may increase the risk of liver damage.
Read the full Black Cohosh + Acetaminophen, Butalbital, Caffeine, Codeine interactionAcetaminophen, Butalbital, CodeineBancap w/ Codeine
How Acetaminophen, Butalbital, Codeine interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshCytochrome P450 2d6 (cyp2d6) Substrates, Hepatotoxic Drugs Moderate
Interaction Summary
Some research suggests that black cohosh might inhibit CYP2D6, but there is conflicting evidence.
Read the full Black Cohosh + Acetaminophen, Butalbital, Codeine interactionAcetaminophen, Butalbital, Codeine PhosphatePhrenilin #3
How Acetaminophen, Butalbital, Codeine Phosphate interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshHepatotoxic Drugs, Cytochrome P450 2d6 (cyp2d6) Substrates Moderate
Interaction Summary
Theoretically, taking black cohosh with hepatotoxic drugs may increase the risk of liver damage.
Read the full Black Cohosh + Acetaminophen, Butalbital, Codeine Phosphate interactionAcetaminophen, Caffeine, Chlorpheniramine, Hydrocodone, PhenylephrineHycomine Compound
How Acetaminophen, Caffeine, Chlorpheniramine, Hydrocodone, Phenylephrine interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshCytochrome P450 2d6 (cyp2d6) Substrates, Hepatotoxic Drugs Moderate
Interaction Summary
Some research suggests that black cohosh might inhibit CYP2D6, but there is conflicting evidence.
Read the full Black Cohosh + 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 Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshCytochrome P450 2d6 (cyp2d6) Substrates, Hepatotoxic Drugs Moderate
Interaction Summary
Some research suggests that black cohosh might inhibit CYP2D6, but there is conflicting evidence.
Read the full Black Cohosh + Acetaminophen, Caffeine, Codeine interactionAcetaminophen, Caffeine, Codeine, SalicylamideCodalan No.1, Codalan No.2, Codalan No.3
How Acetaminophen, Caffeine, Codeine, Salicylamide interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshCytochrome P450 2d6 (cyp2d6) Substrates, Hepatotoxic Drugs Moderate
Interaction Summary
Some research suggests that black cohosh might inhibit CYP2D6, but there is conflicting evidence.
Read the full Black Cohosh + Acetaminophen, Caffeine, Codeine, Salicylamide interactionAcetaminophen, Caffeine, DihydrocodeineDHC Plus, Panlor DC, Panlor SS
How Acetaminophen, Caffeine, Dihydrocodeine interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshHepatotoxic Drugs, Cytochrome P450 2d6 (cyp2d6) Substrates Moderate
Interaction Summary
Theoretically, taking black cohosh with hepatotoxic drugs may increase the risk of liver damage.
Read the full Black Cohosh + Acetaminophen, Caffeine, Dihydrocodeine interactionAcetaminophen, Caffeine, IsomethepteneMigralam
How Acetaminophen, Caffeine, Isometheptene interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshHepatotoxic Drugs Moderate
Interaction Summary
Theoretically, taking black cohosh with hepatotoxic drugs may increase the risk of liver damage.
Read the full Black Cohosh + Acetaminophen, Caffeine, Isometheptene interactionAcetaminophen, Caffeine, PyrilamineMidol Max Strength Menstrual
How Acetaminophen, Caffeine, Pyrilamine interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshHepatotoxic Drugs Moderate
Interaction Summary
Theoretically, taking black cohosh with hepatotoxic drugs may increase the risk of liver damage.
Read the full Black Cohosh + Acetaminophen, Caffeine, Pyrilamine interactionAcetaminophen, Chlorpheniramine Maleate, Dextromethorphan HbrVicks Formula 44M Cough, Cold & Flu Relief
How Acetaminophen, Chlorpheniramine Maleate, Dextromethorphan Hbr interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshHepatotoxic Drugs, Serotonergic Drugs +1 Moderate
Interaction Summary
Theoretically, taking black cohosh with hepatotoxic drugs may increase the risk of liver damage.
Read the full Black Cohosh + Acetaminophen, Chlorpheniramine Maleate, Dextromethorphan Hbr interactionAcetaminophen, Chlorpheniramine, Codeine, PhenylephrineColrex
How Acetaminophen, Chlorpheniramine, Codeine, Phenylephrine interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshCytochrome P450 2d6 (cyp2d6) Substrates, Hepatotoxic Drugs +1 Moderate
Interaction Summary
Some research suggests that black cohosh might inhibit CYP2D6, but there is conflicting evidence.
Read the full Black Cohosh + Acetaminophen, Chlorpheniramine, Codeine, Phenylephrine interactionAcetaminophen, Chlorpheniramine, DextromethorphanCoricidin II Extra Strength Cold and Flu
How Acetaminophen, Chlorpheniramine, Dextromethorphan interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshCytochrome P450 2d6 (cyp2d6) Substrates, Hepatotoxic Drugs +1 Moderate
Interaction Summary
Some research suggests that black cohosh might inhibit CYP2D6, but there is conflicting evidence.
Read the full Black Cohosh + Acetaminophen, Chlorpheniramine, Dextromethorphan interactionAcetaminophen, Chlorpheniramine, Dextromethorphan HydrobromideCoricidin HBP Maximum Strength Flu
How Acetaminophen, Chlorpheniramine, Dextromethorphan Hydrobromide interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshSerotonergic Drugs, Cytochrome P450 2d6 (cyp2d6) Substrates +1 Moderate
Interaction Summary
Combining serotonergic drugs with black cohosh might cause additive serotonergic effects.
Read the full Black Cohosh + Acetaminophen, Chlorpheniramine, Dextromethorphan Hydrobromide interactionAcetaminophen, Chlorpheniramine, Dextromethorphan, PhenylpropanolamineMulti Symptom Cold Relief
How Acetaminophen, Chlorpheniramine, Dextromethorphan, Phenylpropanolamine interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshHepatotoxic Drugs, Serotonergic Drugs +1 Moderate
Interaction Summary
Theoretically, taking black cohosh with hepatotoxic drugs may increase the risk of liver damage.
Read the full Black Cohosh + Acetaminophen, Chlorpheniramine, Dextromethorphan, Phenylpropanolamine interactionAcetaminophen, Chlorpheniramine, Dextromethorphan, PseudoephedrineChildren's Tylenol Cold Plus Cough, Tylenol Cold Ex Strength
How Acetaminophen, Chlorpheniramine, Dextromethorphan, Pseudoephedrine interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshCytochrome P450 2d6 (cyp2d6) Substrates, Hepatotoxic Drugs +1 Moderate
Interaction Summary
Some research suggests that black cohosh might inhibit CYP2D6, but there is conflicting evidence.
Read the full Black Cohosh + Acetaminophen, Chlorpheniramine, Dextromethorphan, Pseudoephedrine interactionAcetaminophen, Chlorpheniramine, Guaifenesin, Phenylephrine, SalicylamideRhinogesic GG
How Acetaminophen, Chlorpheniramine, Guaifenesin, Phenylephrine, Salicylamide interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshSerotonergic Drugs, Hepatotoxic Drugs Moderate
Interaction Summary
Combining serotonergic drugs with black cohosh might cause additive serotonergic effects.
Read the full Black Cohosh + Acetaminophen, Chlorpheniramine, Guaifenesin, Phenylephrine, Salicylamide interactionAcetaminophen, Chlorpheniramine, PhenylephrineAlka-Seltzer PLUS, Histex SR, Protid
How Acetaminophen, Chlorpheniramine, Phenylephrine interacts with Black Cohosh Extract 80 mg — through 1 ingredient. Tap an ingredient for the detail:
Black CohoshHepatotoxic Drugs, Serotonergic Drugs Moderate
Interaction Summary
Theoretically, taking black cohosh with hepatotoxic drugs may increase the risk of liver damage.
Read the full Black Cohosh + Acetaminophen, Chlorpheniramine, Phenylephrine interactionEach ingredient & the kinds of drugs it affects
For each ingredient in Black Cohosh Extract 80 mg with known interactions, here are the types of medications it can affect. Open any type for the detail — or search your exact drug in the checker above.
Black Cohosh
Atorvastatin (Lipitor)
Taking black cohosh with atorvastatin might increase the risk for elevated liver function tests.
In one case report, a patient taking atorvastatin (Lipitor) developed significantly elevated liver function enzymes after starting black cohosh 100 mg four times daily. Liver enzymes returned to normal when black cohosh was discontinued. It is unclear whether the elevated liver enzymes were due to black cohosh itself or an interaction between atorvastatin and black cohosh.
Cisplatin (Platinol-Aq)
Theoretically, black cohosh may reduce the clinical effects of cisplatin.
Animal research suggests that black cohosh might decrease the cytotoxic effect of cisplatin on breast cancer cells.
Cytochrome P450 2D6 (Cyp2D6) Substrates
Some research suggests that black cohosh might inhibit CYP2D6, but there is conflicting evidence.
Some clinical research suggests that black cohosh might modestly inhibit CYP2D6 and increase levels of drugs metabolized by this enzyme. However, contradictory clinical research shows a specific black cohosh product (Remifemin, Enzymatic Therapy) 40 mg twice daily does not significantly inhibit metabolism of a CYP2D6 substrate in healthy study volunteers. Until more is known, use black cohosh cautiously in patients taking drugs metabolized by CYP2D6.
Estrogens
Theoretically, black cohosh may alter the effects of estrogen therapy.
Some research suggests that black cohosh has estrogenic effects. This may enhance or inhibit the effects of estrogen therapy.
Hepatotoxic Drugs
Theoretically, taking black cohosh with hepatotoxic drugs may increase the risk of liver damage.
There is concern that black cohosh might be linked to cases of liver failure and autoimmune hepatitis.
Serotonergic Drugs
Combining serotonergic drugs with black cohosh might cause additive serotonergic effects.
Black cohosh might increase the risk of serotonin syndrome when combined with other serotonergic drugs. Black cohosh acts as an agonist at several serotonin receptor subtypes and might interact with other serotonergic medications. In one case, a 55-year-old female who had been on stable treatment with sertraline 50 mg and duloxetine 60 mg daily developed serotonin syndrome after taking black cohosh extract 40 mg daily for 3 days.
Organic Anion-Transporting Polypeptide Substrates (Oatp)
Black cohosh may inhibit one form of OATP, OATP2B1, which could reduce the bioavailability and clinical effects of OATP2B1 substrates.
In vitro research shows that black cohosh modestly inhibits OATP2B1. OATPs are expressed in the small intestine and liver and are responsible for the uptake of drugs and other compounds into the body. Inhibition of OATP may reduce the bioavailability of oral drugs that are substrates of OATP.
Brand information
Manufacturer and brand details for Black Cohosh Extract 80 mg, from the product label.
Black Cohosh Extract 80 mg by Natural Factors: Common Questions
Does Black Cohosh Extract 80 mg by Natural Factors interact with any medications?
How can one product interact with so many drugs?
Where does this information come from?
Can I take black cohosh if I'm on an antidepressant?
Is black cohosh safe for my liver?
Can I take black cohosh while pregnant or breastfeeding?
What are the most common side effects?
Does black cohosh really work for hot flashes?
Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy
Not sure if Black Cohosh Extract 80 mg 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 Black Cohosh Extract 80 mg’s Ingredients
Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.
Sources & How We Checked
Black Cohosh Extract 80 mg'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 68 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.
Black Cohosh 68 references
- McFarlin BL, Gibson MH, O'Rear J, Harman P. A national survey of herbal preparation use by nurse-midwives for labor stimulation. Review of the literature and recommendations for practice. J Nurse Midwifery 1999;44:205-16. PubMed
- Whiting PW, Clouston A, Kerlin P. Black cohosh and other herbal remedies associated with acute hepatitis. Med J Aust 2002;177:440-3. PubMed
- Pepping J. Black cohosh: Cimicifuga racemosa. Am J Health Syst Pharm 1999;56:1400-2. PubMed
- Liske E. Therapeutic efficacy and safety of Cimicifuga racemosa for gynecologic disorders. Adv Ther 1998;15:45-53.
- Kruse SO, Lohning A, Pauli GF, et al. Fukiic and piscidic acid esters from the rhizome of Cimicifuga racemosa and the in vitro estrogenic activity of fukinolic acid. Planta Med 1999;65:763-4.
- Jacobson JS, Troxel AB, Evans J, et al. Randomized trial of black cohosh for the treatment of hot flashes among women with a history of breast cancer. J Clin Oncol 2001;19:2739-45. PubMed
- Gunn TR, Wright IM. The use of black and blue cohosh in labour. N Z Med J 1996;109:410-1.
- Baillie N, Rasmussen P. Black and blue cohosh in labour. N Z Med J 1997;110:20-1.
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