KSM-66 Ashwagandha 500 mg Ingredients & Drug Interactions
by Brain Forza
What is this page for?
First and foremost: checking KSM-66 Ashwagandha 500 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
KSM-66 Ashwagandha 500 mg is a dietary supplement by Brain Forza with 1 active ingredient. Its ingredients are commonly taken for stress and anxiety, sleep problems, fatigue and low energy.Based on those ingredients, 1,372 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are KSM-66. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.
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HelloPharmacist Scorecard of KSM-66 Ashwagandha 500 mg by Brain Forza
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 one active ingredient: KSM-66, a standardized extract of ashwagandha root. The capsule itself is made from vegetarian capsule material, which is an inactive ingredient.
Does it work?
Moderate evidence
The data we hold shows ashwagandha is possibly effective for insomnia, anxiety, stress, and generalized anxiety disorder (GAD). It has not been rated as reliably effective for bipolar disorder—the evidence isn't established yet.
If you're considering it for any other use, the evidence may not be available in our data.
How safe is it?
Well-documented data
Ashwagandha is generally well tolerated in the short term by healthy adults, though long-term safety data are limited and quality varies between products. The most common mild side effects are diarrhea, stomach upset, nausea, and vomiting, but these don't typically occur at standard doses.
Rare serious side effects include liver damage (hepatitis, liver failure), and isolated case reports describe drowsiness, headache, and in one case intracranial bleeding—though the exact role of ashwagandha in that case wasn't clear. One case also documented a shift to an overactive thyroid after two years of use for an underactive thyroid.
The safety data advises against ashwagandha during pregnancy—it's traditionally thought to carry a risk of miscarriage. There isn't enough safety information to know whether it's safe while breastfeeding, so avoid it then as well.
Talk to your doctor or pharmacist about your individual situation if you're pregnant, planning pregnancy, or breastfeeding.
Meds to double-check
Moderate interaction found
Before taking this product, double-check with your doctor or pharmacist if you take any liver-damaging medications, blood pressure drugs, benzodiazepines or other sedatives, diabetes medications, immunosuppressants, thyroid hormone replacement, or medications broken down through the CYP1A2 liver enzyme. All of these have documented moderate or minor interactions with ashwagandha.
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.
KSM-66 Ashwagandha may help with insomnia, anxiety, stress, and generalized anxiety disorder, but it interacts with many medications—most seriously with drugs that can affect your liver, blood pressure, blood sugar, sedation, and immune function. If you're on any prescription medication, any blood pressure drugs, diabetes medications, sleep aids, or anti-anxiety medications, check your specific drugs with your own doctor or pharmacist before starting.
Don't use it if you're pregnant or breastfeeding.
Educational only — not medical advice; always confirm with your pharmacist. Our editorial policy · How we use AI
Assessment coverage: 1 of 1 active ingredient matched to our full ingredient reviews (monographs). Based on the product label dated Jan 22, 2022.
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 KSM-66 Ashwagandha 500 mg, straight from the product label.
| Brand | Brain Forza |
|---|---|
| Barcode (UPC) | 616639120462 |
| Net contents | 90 Capsule(s) |
| Market status | On market |
| Date entered into DSLD | Jan 22, 2022 |
| DSLD ID | 259648 |
| Product type | Botanical |
| Supplement form | Capsule |
| Dietary claims / uses | All Other, Structure/Function |
| Intended target group(s) | Vegetarian, Adult (18 - 50 Years), Women (not pregnant or lactating), 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 KSM-66 Ashwagandha 500 mg by Brain Forza, sourced from the NIH Dietary Supplement Label Database.
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.
Formulation
Soy Free Gluten Free GMO Free
Vegetarian
Lab tested Award winning ingredient
As an adaptogen, it may support cognitive function, healthy hormone levels, energy, sexual function, strength and the immune system.
Made in: California Made in the USA Plant grown in: India
Herb ID tracked Herbs & extracts
Promotes stress and anxiety resistance Supports endurance and strength Supports memory and cognition
Formula
KSM-66 ashwagandha root extract was created via a process that took 14 years of R&D to develop and refine. Ashwagandha is a flagship herb of Ayurveda.
Made with - withania somnifera root
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.
General Statements
Tag us @BRAINFORZA Instagram Facebook Twitter
Suggested/Recommended/Usage/Directions
Suggested use: As a dietary supplement, take 1 capsule twice daily with water or, 2 capsules once daily with water.
Precautions
Allergen warning: Contains milk. Manufactured in a facility that processes wheat, gluten, soy, milk, egg, shellfish and tree nut ingredients.
Warning: Do not take this product if you are pregnant or nursing. Consult your healthcare provider if you are currently taking any prescription medications or receiving medical treatment.
Discontinue use if unusual symptoms occur
Keep out of reach of children
FDA Statement of Identity
Dietary Supplement
Is this label outdated? Report a formula or label change and our pharmacy team will review it.
KSM-66 Ashwagandha 500 mg by Brain Forza 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 KSM-66 Ashwagandha 500 mg by Brain Forza
This is the 1 active ingredient this product is made of. Select it to open its full monograph.
Serving size2 Capsule(s) Dosage formCapsule Servings per container45 Amounts shown are per serving.
KSM-66
Interacts with1,372 drugs
Ashwagandha is an Ayurvedic herb most often taken to help with stress, anxiety, and sleep, and some small studies suggest it may help, though the evid...
KSM-66 monograph & interactionsOther (inactive) ingredients: Vegetarian Capsules. These complete the product’s ingredient list but are not active constituents.
KSM-66 Ashwagandha 500 mg by Brain Forza Drug Interactions
HelloPharmacist Interaction Report
KSM-66 Ashwagandha 500 mg by Brain Forza has documented interactions through its ashwagandha content with a number of medication types.
The most serious concern is with hepatotoxic drugs (medications that can damage the liver)—ashwagandha has been linked to cases of acute liver problems including hepatitis, liver failure, and in rare cases death from liver failure, so combining it with other drugs that stress the liver raises real risks.
Read the full breakdown — every affected drug type, severity by severity
Beyond that, ashwagandha interacts with CNS depressants (medications that slow your brain activity, like sleeping pills and anxiety medications), benzodiazepines (anti-anxiety drugs like Valium and Klonopin), and antihypertensive drugs (blood pressure medications). With each of these, ashwagandha may boost their sedative or blood-pressure-lowering effects, raising the risk of excessive drowsiness or a dangerous drop in blood pressure.
There's also a moderate concern with diabetes medications—ashwagandha may lower blood sugar, which could cause low blood sugar (hypoglycemia) if combined with diabetes drugs. Additionally, ashwagandha may interfere with immunosuppressants (drugs that weaken your immune system on purpose, often after transplant or for autoimmune conditions) and thyroid hormone replacement, potentially reducing their effect or increasing side effects.
One more: ashwagandha may slightly decrease levels of certain medications processed through a liver enzyme called CYP1A2, though this is rated Minor. Altogether, these interactions span 1,373 individual medications.
Before you start this product, run your exact medications through the checker on this page, then confirm with your own doctor or pharmacist.
Check your own medications below · Editorial policy · How we use AI
Want to check YOUR meds against KSM-66 Ashwagandha 500 mg?
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Go to the checkerIngredients driving the most interactions
Individual Drug Interactions
The ingredients in KSM-66 Ashwagandha 500 mg interact with 1,372 drugs. Click any drug to see the details.
1 of the 1 ingredient in KSM-66 Ashwagandha 500 mg interact with drugs. Each result below shows which ingredient is responsible. KSM-66
6-mercaptopurinePurinethol
How 6-mercaptopurine interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Hepatotoxic Drugs, Immunosuppressants Moderate
Interaction Summary
Theoretically, taking ashwagandha with hepatotoxic drugs might increase the risk of liver damage.
Read the full Ksm-66 + 6-mercaptopurine interactionAbacavir Sulfate, Dolutegravir, LamivudineTriumeq
How Abacavir Sulfate, Dolutegravir, Lamivudine interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Hepatotoxic Drugs Moderate
Interaction Summary
Theoretically, taking ashwagandha with hepatotoxic drugs might increase the risk of liver damage.
Read the full Ksm-66 + Abacavir Sulfate, Dolutegravir, Lamivudine interactionAbacavir, LamivudineEpzicom
How Abacavir, Lamivudine interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Hepatotoxic Drugs Moderate
Interaction Summary
Theoretically, taking ashwagandha with hepatotoxic drugs might increase the risk of liver damage.
Read the full Ksm-66 + Abacavir, Lamivudine interactionAbiraterone
How Abiraterone interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Cytochrome P450 3a4 (cyp3a4) Substrates, Hepatotoxic Drugs Moderate
Interaction Summary
Theoretically, ashwagandha might decrease the levels and clinical effects of CYP3A4 substrates.
Read the full Ksm-66 + Abiraterone interactionAbiraterone AcetateYonsa, Zytiga
How Abiraterone Acetate interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Hepatotoxic Drugs, Cytochrome P450 3a4 (cyp3a4) Substrates Moderate
Interaction Summary
Theoretically, taking ashwagandha with hepatotoxic drugs might increase the risk of liver damage.
Read the full Ksm-66 + Abiraterone Acetate interactionAbrocitinibCibinqo
How Abrocitinib interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Immunosuppressants Moderate
Interaction Summary
Theoretically, taking ashwagandha might decrease the effects of immunosuppressants.
Read the full Ksm-66 + Abrocitinib interactionAcarboseGlucobay, Prandase, Precose
How Acarbose interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Hepatotoxic Drugs, Antidiabetes Drugs Moderate
Interaction Summary
Theoretically, taking ashwagandha with hepatotoxic drugs might increase the risk of liver damage.
Read the full Ksm-66 + Acarbose interactionAcebutololRhotral, Sectral
How Acebutolol interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Antihypertensive Drugs, Hepatotoxic Drugs Moderate
Interaction Summary
Theoretically, taking ashwagandha with antihypertensive drugs might increase the risk of hypotension.
Read the full Ksm-66 + Acebutolol interactionAcepromazineAtravet
How Acepromazine interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Cns Depressants Moderate
Interaction Summary
Theoretically, taking ashwagandha might increase the sedative effects of CNS depressants.
Read the full Ksm-66 + Acepromazine interactionAcetaminophenChildren's Tylenol, Children's Tylenol Meltaways, Tylenol, Tylenol Ex Strength
How Acetaminophen interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Hepatotoxic Drugs, Cytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, taking ashwagandha with hepatotoxic drugs might increase the risk of liver damage.
Read the full Ksm-66 + Acetaminophen interactionAcetaminophen, AspirinGemnisyn
How Acetaminophen, Aspirin interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Cytochrome P450 1a2 (cyp1a2) Substrates, Hepatotoxic Drugs Moderate
Interaction Summary
Theoretically, ashwagandha might decrease the levels and clinical effects of CYP1A2 substrates.
Read the full Ksm-66 + Acetaminophen, Aspirin interactionAcetaminophen, Aspirin, CaffeineExcedrin, Excedrin Extra Strength, Excedrin Migraine
How Acetaminophen, Aspirin, Caffeine interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Hepatotoxic Drugs, Cytochrome P450 1a2 (cyp1a2) Substrates +1 Moderate
Interaction Summary
Theoretically, taking ashwagandha with hepatotoxic drugs might increase the risk of liver damage.
Read the full Ksm-66 + Acetaminophen, Aspirin, Caffeine interactionAcetaminophen, Brompheniramine, PhenylpropanolamineDimetapp Cold and Flu
How Acetaminophen, Brompheniramine, Phenylpropanolamine interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Cytochrome P450 1a2 (cyp1a2) Substrates, Hepatotoxic Drugs Moderate
Interaction Summary
Theoretically, ashwagandha might decrease the levels and clinical effects of CYP1A2 substrates.
Read the full Ksm-66 + Acetaminophen, Brompheniramine, Phenylpropanolamine interactionAcetaminophen, ButalbitalAxocet, Bancap, Bucet, Butex Forte, Esgic CF, Orbivan CF +5 more
How Acetaminophen, Butalbital interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Hepatotoxic Drugs, Cytochrome P450 1a2 (cyp1a2) Substrates Moderate
Interaction Summary
Theoretically, taking ashwagandha with hepatotoxic drugs might increase the risk of liver damage.
Read the full Ksm-66 + Acetaminophen, Butalbital interactionAcetaminophen, Butalbital, CaffeineEsgic, Esgic Plus, Fiogesic, Fioricet, Repan, Tecnal +1 more
How Acetaminophen, Butalbital, Caffeine interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Cytochrome P450 3a4 (cyp3a4) Substrates, Cytochrome P450 1a2 (cyp1a2) Substrates +1 Moderate
Interaction Summary
Theoretically, ashwagandha might decrease the levels and clinical effects of CYP3A4 substrates.
Read the full Ksm-66 + Acetaminophen, Butalbital, Caffeine interactionAcetaminophen, Butalbital, Caffeine, CodeineEsgic with Codeine, Fioricet w/ Codeine
How Acetaminophen, Butalbital, Caffeine, Codeine interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Cytochrome P450 1a2 (cyp1a2) Substrates, Hepatotoxic Drugs +2 Moderate
Interaction Summary
Theoretically, ashwagandha might decrease the levels and clinical effects of CYP1A2 substrates.
Read the full Ksm-66 + Acetaminophen, Butalbital, Caffeine, Codeine interactionAcetaminophen, Butalbital, CodeineBancap w/ Codeine
How Acetaminophen, Butalbital, Codeine interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Hepatotoxic Drugs, Cytochrome P450 1a2 (cyp1a2) Substrates +1 Moderate
Interaction Summary
Theoretically, taking ashwagandha with hepatotoxic drugs might increase the risk of liver damage.
Read the full Ksm-66 + Acetaminophen, Butalbital, Codeine interactionAcetaminophen, Butalbital, Codeine PhosphatePhrenilin #3
How Acetaminophen, Butalbital, Codeine Phosphate interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Cns Depressants, Cytochrome P450 1a2 (cyp1a2) Substrates +1 Moderate
Interaction Summary
Theoretically, taking ashwagandha might increase the sedative effects of CNS depressants.
Read the full Ksm-66 + Acetaminophen, Butalbital, Codeine Phosphate interactionAcetaminophen, Caffeine, Chlorpheniramine, Hydrocodone, PhenylephrineHycomine Compound
How Acetaminophen, Caffeine, Chlorpheniramine, Hydrocodone, Phenylephrine interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Hepatotoxic Drugs, Cns Depressants +2 Moderate
Interaction Summary
Theoretically, taking ashwagandha with hepatotoxic drugs might increase the risk of liver damage.
Read the full Ksm-66 + 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 KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Cytochrome P450 1a2 (cyp1a2) Substrates, Cns Depressants +2 Moderate
Interaction Summary
Theoretically, ashwagandha might decrease the levels and clinical effects of CYP1A2 substrates.
Read the full Ksm-66 + Acetaminophen, Caffeine, Codeine interactionAcetaminophen, Caffeine, Codeine, SalicylamideCodalan No.1, Codalan No.2, Codalan No.3
How Acetaminophen, Caffeine, Codeine, Salicylamide interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Cytochrome P450 3a4 (cyp3a4) Substrates, Cns Depressants +2 Moderate
Interaction Summary
Theoretically, ashwagandha might decrease the levels and clinical effects of CYP3A4 substrates.
Read the full Ksm-66 + Acetaminophen, Caffeine, Codeine, Salicylamide interactionAcetaminophen, Caffeine, DihydrocodeineDHC Plus, Panlor DC, Panlor SS
How Acetaminophen, Caffeine, Dihydrocodeine interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Cytochrome P450 1a2 (cyp1a2) Substrates, Hepatotoxic Drugs +2 Moderate
Interaction Summary
Theoretically, ashwagandha might decrease the levels and clinical effects of CYP1A2 substrates.
Read the full Ksm-66 + Acetaminophen, Caffeine, Dihydrocodeine interactionAcetaminophen, Caffeine, IsomethepteneMigralam
How Acetaminophen, Caffeine, Isometheptene interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Cytochrome P450 3a4 (cyp3a4) Substrates, Hepatotoxic Drugs +1 Moderate
Interaction Summary
Theoretically, ashwagandha might decrease the levels and clinical effects of CYP3A4 substrates.
Read the full Ksm-66 + Acetaminophen, Caffeine, Isometheptene interactionAcetaminophen, Caffeine, PyrilamineMidol Max Strength Menstrual
How Acetaminophen, Caffeine, Pyrilamine interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Cytochrome P450 1a2 (cyp1a2) Substrates, Hepatotoxic Drugs +1 Moderate
Interaction Summary
Theoretically, ashwagandha might decrease the levels and clinical effects of CYP1A2 substrates.
Read the full Ksm-66 + Acetaminophen, Caffeine, Pyrilamine interactionAcetaminophen, Chlorpheniramine Maleate, Dextromethorphan HbrVicks Formula 44M Cough, Cold & Flu Relief
How Acetaminophen, Chlorpheniramine Maleate, Dextromethorphan Hbr interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Cytochrome P450 1a2 (cyp1a2) Substrates, Serotonergic Drugs +2 Moderate
Interaction Summary
Theoretically, ashwagandha might decrease the levels and clinical effects of CYP1A2 substrates.
Read the full Ksm-66 + Acetaminophen, Chlorpheniramine Maleate, Dextromethorphan Hbr interactionAcetaminophen, Chlorpheniramine, Codeine, PhenylephrineColrex
How Acetaminophen, Chlorpheniramine, Codeine, Phenylephrine interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Hepatotoxic Drugs, Cytochrome P450 3a4 (cyp3a4) Substrates +3 Moderate
Interaction Summary
Theoretically, taking ashwagandha with hepatotoxic drugs might increase the risk of liver damage.
Read the full Ksm-66 + Acetaminophen, Chlorpheniramine, Codeine, Phenylephrine interactionAcetaminophen, Chlorpheniramine, DextromethorphanCoricidin II Extra Strength Cold and Flu
How Acetaminophen, Chlorpheniramine, Dextromethorphan interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Serotonergic Drugs, Cytochrome P450 3a4 (cyp3a4) Substrates +2 Moderate
Interaction Summary
Some animal studies have reported that ashwagandha can enhance serotonergic transmission by altering certain serotonin (5-HT) receptors.
Read the full Ksm-66 + Acetaminophen, Chlorpheniramine, Dextromethorphan interactionAcetaminophen, Chlorpheniramine, Dextromethorphan HydrobromideCoricidin HBP Maximum Strength Flu
How Acetaminophen, Chlorpheniramine, Dextromethorphan Hydrobromide interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Hepatotoxic Drugs, Cytochrome P450 3a4 (cyp3a4) Substrates +2 Moderate
Interaction Summary
Theoretically, taking ashwagandha with hepatotoxic drugs might increase the risk of liver damage.
Read the full Ksm-66 + Acetaminophen, Chlorpheniramine, Dextromethorphan Hydrobromide interactionAcetaminophen, Chlorpheniramine, Dextromethorphan, PhenylpropanolamineMulti Symptom Cold Relief
How Acetaminophen, Chlorpheniramine, Dextromethorphan, Phenylpropanolamine interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Hepatotoxic Drugs, Cytochrome P450 3a4 (cyp3a4) Substrates +2 Moderate
Interaction Summary
Theoretically, taking ashwagandha with hepatotoxic drugs might increase the risk of liver damage.
Read the full Ksm-66 + Acetaminophen, Chlorpheniramine, Dextromethorphan, Phenylpropanolamine interactionAcetaminophen, Chlorpheniramine, Dextromethorphan, PseudoephedrineChildren's Tylenol Cold Plus Cough, Tylenol Cold Ex Strength
How Acetaminophen, Chlorpheniramine, Dextromethorphan, Pseudoephedrine interacts with KSM-66 Ashwagandha 500 mg — through 1 ingredient. Tap an ingredient for the detail:
Ksm-66Cytochrome P450 1a2 (cyp1a2) Substrates, Hepatotoxic Drugs +2 Moderate
Interaction Summary
Theoretically, ashwagandha might decrease the levels and clinical effects of CYP1A2 substrates.
Read the full Ksm-66 + Acetaminophen, Chlorpheniramine, Dextromethorphan, Pseudoephedrine interactionEach ingredient & the kinds of drugs it affects
For each ingredient in KSM-66 Ashwagandha 500 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.
KSM-66
Antidiabetes Drugs
Theoretically, taking ashwagandha with antidiabetes drugs might increase the risk of hypoglycemia.
There is preliminary clinical evidence suggesting that ashwagandha might lower blood glucose levels. Theoretically, ashwagandha might have additive effects when used with antidiabetes drugs and increase the risk of hypoglycemia.
Antihypertensive Drugs
Theoretically, taking ashwagandha with antihypertensive drugs might increase the risk of hypotension.
Animal research suggests that ashwagandha might lower systolic and diastolic blood pressure. Theoretically, ashwagandha might have additive effects when used with antihypertensive drugs and increase the risk of hypotension.
Benzodiazepines
Theoretically, taking ashwagandha might increase the sedative effects of benzodiazepines.
There is preliminary evidence that ashwagandha might have an additive effect with diazepam (Valium) and clonazepam (Klonopin). This may also occur with other benzodiazepines.
Cns Depressants
Theoretically, taking ashwagandha might increase the sedative effects of CNS depressants.
Ashwagandha seems to have sedative effects. Theoretically, this may potentiate the effects of barbiturates, other sedatives, and anxiolytics.
Hepatotoxic Drugs
Theoretically, taking ashwagandha with hepatotoxic drugs might increase the risk of liver damage.
Ashwagandha has been linked to cases of acute hepatitis, liver failure, hepatic encephalopathy, autoimmune hepatitis, the need for liver transplantation, and death due to liver failure.
Immunosuppressants
Theoretically, taking ashwagandha might decrease the effects of immunosuppressants.
Ashwagandha has demonstrated immunostimulant effects in humans. Animal research has shown that ashwagandha can attenuate the immunosuppression caused by cyclophosphamide.
Thyroid Hormone
Ashwagandha might increase the effects and adverse effects of thyroid hormone.
Concomitant use of ashwagandha with thyroid hormones may cause additive therapeutic and adverse effects. Preliminary clinical research and animal studies suggest that ashwagandha boosts thyroid hormone synthesis and secretion. In one clinical study, ashwagandha increased triiodothyronine (T3) and thyroxine (T4) levels by 41.5% and 19.6%, respectively, and reduced serum TSH levels by 17.4% from baseline in adults with subclinical hypothyroidism.
Cytochrome P450 1A2 (Cyp1A2) Substrates
Theoretically, ashwagandha might decrease the levels and clinical effects of CYP1A2 substrates.
In vitro research shows that ashwagandha extract induces CYP1A2 enzymes.
Cytochrome P450 3A4 (Cyp3A4) Substrates
Theoretically, ashwagandha might decrease the levels and clinical effects of CYP3A4 substrates.
In vitro research shows that ashwagandha extract induces CYP3A4 enzymes.
Serotonergic Drugs
Some animal studies have reported that ashwagandha can enhance serotonergic transmission by altering certain serotonin (5-HT) receptors. However, there is no evidence to suggest that ashwagandha increases the risk of serotonin-related effects, and there have been no published case reports of serotonin syndrome when combined with other serotonergic drugs. Nevertheless, due to the lack of extensive studies on the matter and the fact that ashwagandha appears to affect serotonergic pathways, it would be prudent to exercise caution when combining it with drugs that affect serotonin. [References: - Effects of Withania somnifera (Ashwaga ndha) on Stress and the Stress-Related Neuropsychiatric Disorders Anxiety, Depression, and Insomnia. Curr Neuropharmacol. 2021 Sep 14; 19: 1468–1495. - A Prospective, Randomized Double-Blind, Placebo-Controlled Study of Safety and Efficacy of a High-Concentration Full-Spectrum Extract of Ashwagandha Root in Reducing Stress and Anxiety in Adults. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3573577/]
Brand information
Manufacturer and brand details for KSM-66 Ashwagandha 500 mg, from the product label.
Brain Forza
See all Brain Forza products- Name
- Brain Forza Labs Inc.
- Street Address
- 6100 219th Street SW, Ste 480
- City
- Mountlake Terrace
- State
- WA
- ZipCode
- 98043
- Web Address
- www.brainforza.com
KSM-66 Ashwagandha 500 mg by Brain Forza: Common Questions
Does KSM-66 Ashwagandha 500 mg by Brain Forza interact with any medications?
How can one product interact with so many drugs?
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Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy
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The Full Monographs Behind KSM-66 Ashwagandha 500 mg’s Ingredients
Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.
Sources & How We Checked
KSM-66 Ashwagandha 500 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 32 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.
Ashwagandha 32 references
- McGuffin M, Hobbs C, Upton R, Goldberg A, eds. American Herbal Products Association's Botanical Safety Handbook. Boca Raton, FL: CRC Press, LLC 1997.
- Upton R, ed. Ashwagandha Root (Withania somnifera): Analytical, quality control, and therapuetic monograph. Santa Cruz, CA: American Herbal Pharmacopoeia 2000:1-25.
- Davis L, Kuttan G. Effect of Withania somnifera on cyclophosphamide-induced urotoxicity. Cancer Lett 2000;148:9-17. PubMed
- Davis L, Kuttan G. Suppressive effect of cyclophosphamide-induced toxicity by Withania somnifera extract in mice. J Ethnopharmacol 1998;62:209-14. PubMed
- Mishra LC, Singh BB, Dagenais S. Scientific basis for the therapeutic use of Withania somnifera (ashwagandha): a review. Altern Med Rev 2000;5:334-46. DOI
- Andallu B, Radhika B. Hypoglycemic, diuretic and hypocholesterolemic effect of winter cherry (Withania somnifera, Dunal) root. Indian J Exp Biol 2000;38:607-9.
- Kulkarni RR, Patki PS, Jog VP, et al. Treatment of osteoarthritis with a herbomineral formulation: a double-blind, placebo-controlled, cross-over study. J Ethnopharmacol 1991;33:91-5. PubMed
- Ahumada F, Aspee F, Wikman G, Hancke J. Withania somnifera exract. Its effects on arterial blood pressure in anaesthetized dogs. Phytother Res 1991;5:111-14.
- Panda S, Kar A. Withania somnifera and Bauhinia purpurea in the regulation of circulating thyroid hormone concentrations in female mice. J Ethnopharmacol 1999;67:233-39. PubMed
- Panda S, Kar A. Changes in thyroid hormone concentrations after administration of ashwagandha root extract to adult male mice. J Pharm Pharmacol 1998;50:1065-68. PubMed
- Sehgal, V. N., Verma, P., and Bhattacharya, S. N. Fixed-drug eruption caused by ashwagandha (Withania somnifera): a widely used Ayurvedic drug. Skinmed. 2012;10(1):48-49.
- Agnihotri AP, Sontakke SD, Thawani VR, Saoji A, Goswami VS. Effects of Withania somnifera in patients of schizophrenia: a randomized, double blind, placebo controlled pilot trial study. Indian J Pharmacol. 2013;45(4):417-8. PubMed
- Biswal BM, Sulaiman SA, Ismail HC, Zakaria H, Musa KI. Effect of Withania somnifera (Ashwagandha) on the development of chemotherapy-induced fatigue and quality of life in breast cancer patients. Integr Cancer Ther. 2013;12(4):312-22.
- Sharma AK, Basu I, Singh S. Efficacy and safety of Ashwagandha root extract in subclinical hypothyroid patients: a double-blind, randomized placebo-controlled trial. J Altern Complement Med. 2018 Mar;24(3):243-248. PubMed
- Durg S, Bavage S, Shivaram SB. Withania somnifera (Indian ginseng) in diabetes mellitus: A systematic review and meta-analysis of scientific evidence from experimental research to clinical application. Phytother Res. 2020;34(5):1041-1059.
- Björnsson HK, Björnsson ES, Avula B, et al. Ashwagandha-induced liver injury: A case series from Iceland and the US Drug-Induced Liver Injury Network. Liver Int. 2020;40(4):825-829. PubMed
- Tharakan A, Shukla H, Benny IR, Tharakan M, George L, Koshy S. Immunomodulatory Effect of Withania somnifera (Ashwagandha) Extract-A Randomized, Double-Blind, Placebo Controlled Trial with an Open Label Extension on Healthy Participants. J Clin Med 2021;1 PubMed
- Ireland PJ, Hardy T, Burt AD, Donnelly MC. Drug-induced hepatocellular injury due to herbal supplement ashwagandha. J R Coll Physicians Edinb. 2021;51(4):363-365. PubMed
- Kamal HI, Patel K, Brdak A, Heffernan J, Ahmad N. Ashwagandha as a unique cause of thyrotoxicosis presenting with supraventricular tachycardia. Cureus. 2022 Mar 25;14(3):e23494. PubMed
- Suryawanshi G, Abdallah M, Thomson M, Desai N, Chauhan A, Lim N. Ashwagandha-Associated Acute Liver Failure Requiring Liver Transplantation. Am J Ther 2023;30(1):e80-e83. PubMed
- Pusec CM, Wolsky R, Llerena C, Sura P. A Case of Supplement-Induced Hepatitis. Cureus 2022;14(10):e30433. PubMed
- Ajgaonkar A, Jain M, Debnath K. Efficacy and Safety of Ashwagandha (Withania somnifera) Root Extract for Improvement of Sexual Health in Healthy Women: A Prospective, Randomized, Placebo-Controlled Study. Cureus 2022;14(10):e30787. PubMed
- Haron MH, Dale O, Martin K, et al. Evaluation of the Herb-Drug Interaction Potential of Commonly Used Botanicals on the US Market with Regard to PXR- and AhR-Mediated Influences on CYP3A4 and CYP1A2. J Diet Suppl 2022. PubMed
- Lubarska M, Halasinski P, Hryhorowicz S, et al. Liver Dangers of Herbal Products: A Case Report of Ashwagandha-Induced Liver Injury. Int J Environ Res Public Health 2023;20(5):3921. PubMed
- Tóth M, Benedek AE, Longerich T, Seitz HK. Ashwagandha-induced acute liver injury: A case report. Clin Case Rep 2023;11(3):e7078.
- Bokan G, Glamocanin T, Mavija Z, et al. Herb-Induced Liver Injury by Ayurvedic Ashwagandha as Assessed for Causality by the Updated RUCAM: An Emerging Cause. Pharmaceuticals (Basel) 2023;16(8):1129. PubMed
- Patel PA, Sanborn E, Then R, Williams DM. Recurrent Reversible Cerebral Vasoconstriction Syndrome: A Report of Two Cases. Cureus 2023;15(8):e42992. PubMed
- Majeed M, Nagabhushanam K, Murali A, Vishwanathan DT, Mamidala RV, Mundkur L. A Standardized Withania somniferra (Linn.) Root Extract with Piperine Alleviates the Symptoms of Anxiety and Depression by Increasing Serotonin Levels: A Double-Blind, Randomize
- Philips CA, Valsan A, Theruvath AH, et al. Ashwagandha-induced liver injury-A case series from India and literature review. Hepatol Commun 2023;7(10):e0270. PubMed
- Hayashi M, Hamada H, Azuma SI, Hayashi K. Painless Thyroiditis by Withania somnifera (Ashwagandha). Cureus 2024;16(3):e55352. PubMed
- Vazirani S, Kothari A, Fujimoto J, Gomez M. Supplements Are Not a Synonym for Safe: Suspected Liver Injury From Ashwagandha. Fed Pract 2023;40(9):315-319. PubMed
- Patel M, Newell R, Hillier M, Ramalingam R. Herbal remedies as a potential cause of hypoadrenalism. Br J Hosp Med (Lond) 2024;85(6):1-4. PubMed
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