Drug & supplement interaction

Puravive + Warfarin

Warfarin brand name: Warfarin.

Moderate Interaction
Medically reviewed by · Updated February 2024
The bottom line Moderate

Warfarin falls into 3 drug categories that Puravive can interact with; the most serious is rated moderate. Puravive, a dietary supplement, contains several ingredients that may interact with anticoagulant drugs due to their potential mild anticoagulant effects.

Read the full interaction report
SeverityModerate
LikelihoodPossible
Interactions3
EvidenceC
What do Severity, Likelihood & Evidence mean?
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Interaction report

Puravive and Warfarin

These two interact in 3 distinct ways. Each one is explained separately below.

Why Are There 3 Interactions?

Puravive interacts with whole categories of medication. Warfarin falls into 3 of those categories, so it can interact with Puravive in 3 different ways. We’ve listed each one below — your overall risk is driven by the most serious of them (Moderate).

Moderate

Anticoagulant/Antiplatelet Drugs

1 of 3

Why this applies to Warfarin

Warfarin falls under Anticoagulant/Antiplatelet Drugs — the group Puravive interacts with.

Puravive, a dietary supplement, contains several ingredients that may interact with anticoagulant drugs due to their potential mild anticoagulant effects. These ingredients include Kudzu, Panax ginseng, Phellodendron, and Propolis. Ginsenosides in Panax ginseng may decrease platelet aggregation in lab studies, but human studies have not confirmed this effect. Animal studies suggest low oral bioavailability of certain compounds in ginseng, which could explain differences between lab and human research. Propolis water extract and caffeic acid phenethyl ester, found in propolis, have also been shown to inhibit platelet aggregation in lab studies. Additionally, in an animal model, propolis taken with warfarin reduced the effectiveness of warfarin, suggesting a potential interaction with anticoagulant drugs. Lastly, Phellodendron contains berberine, which studies show may inhibit platelet aggregation.
Severity Moderate Likelihood Possible Evidence C

Interaction has been documented in animal or in lab research, or the interaction has been documented in humans but is limited to case reports or conflicting clinical research exists.

Dr. Brian Staiger, PharmD, BCPS
Dr. Brian Staiger explains PharmD, Clinical Pharmacist

Here's the tricky thing with warfarin and a blend like Puravive: it can push in two different directions, and that's exactly why it's worth a conversation. Several ingredients (kudzu, Panax ginseng, propolis, and the berberine in Phellodendron) have shown mild blood-thinning, anti-platelet effects in lab studies. Stacked on top of warfarin, that could add to bleeding risk, meaning easy bruising, nosebleeds, bleeding gums, or blood in your urine or stool.

But there's a twist. One animal study found propolis actually made warfarin less effective, which could raise clot risk instead. Honestly, the evidence here is weak and mostly lab or animal based. Warfarin is a narrow-window drug where small shifts in your INR matter a lot, so please check with your doctor or pharmacist before adding Puravive, and don't change anything on your own.

Contact Dr. Brian directly if you have additional questions on this interaction
Moderate

Cytochrome P450 2C9 (Cyp2C9) Substrates

2 of 3

Warfarin also falls under Cytochrome P450 2C9 (Cyp2C9) Substrates.

Puravive contains quercetin, which has been shown in studies to mildly inhibit the CYP2C9 metabolizing enzyme. This inhibition could potentially increase the risk of side effects from drugs. A small clinical trial with healthy volunteers found that taking 500 mg of quercetin twice daily for 10 days before using diclofenac, a drug metabolized by CYP2C9, increased diclofenac plasma levels by 75% and extended its half-life by 32.5% (source: https://pubmed.ncbi.nlm.nih.gov/29168292/). Combining quercetin with drugs metabolized by CYP2C9 could increase the risk of side effects, so caution is advised.
Severity Moderate Likelihood Possible Evidence C

Interaction has been documented in animal or in lab research, or the interaction has been documented in humans but is limited to case reports or conflicting clinical research exists.

Dr. Brian Staiger, PharmD, BCPS
Dr. Brian Staiger explains PharmD, Clinical Pharmacist

Here's the thing about warfarin: your liver clears it using an enzyme called CYP2C9. Puravive contains quercetin, which can mildly slow that same enzyme down. If warfarin breaks down more slowly, it can build up in your body, which means your blood could end up thinner than intended.

Warfarin is what we call a narrow therapeutic index drug, so even small shifts matter. A little too much can lead to easy bruising, nosebleeds, bleeding gums, or more serious bleeding. The proof here is indirect (a study looked at quercetin with a different CYP2C9 drug, not warfarin), so this is a possible concern rather than a sure thing. Please don't start Puravive without checking with your doctor or pharmacist first, since your INR may need watching.

Contact Dr. Brian directly if you have additional questions on this interaction
Minor

Cytochrome P450 3A4 (Cyp3A4) Substrates

3 of 3

Warfarin also falls under Cytochrome P450 3A4 (Cyp3A4) Substrates.

Puravive contains Panax ginseng. Panax ginseng has the potential to affect the breakdown of drugs that are metabolized by an enzyme called CYP3A4. One example of such a drug is imatinib. There was a case where imatinib was thought to have caused liver damage, and it was believed that this might have been due to Panax ginseng inhibiting CYP3A4, which is involved in imatinib's metabolism (https://pubmed.ncbi.nlm.nih.gov/20332334/). On the other hand, Panax ginseng has been found to increase the breakdown of another drug called midazolam, which is also metabolized by CYP3A4 (https://pubmed.ncbi.nlm.nih.gov/21646440/), suggesting Panax ginseng induces CYP3A4 in some cases (i.e., makes more potent). Given these contradictory findings, it is important to use Panax ginseng cautiously if you are taking medications that are metabolized by CYP3A4, as the interaction between Panax ginseng and these drugs is not fully understood.
Severity Minor Likelihood Possible Evidence D

Interaction has been documented in animal or in lab research, or the interaction has been documented in humans but is limited to case reports or conflicting clinical research exists.

Dr. Brian Staiger, PharmD, BCPS
Dr. Brian Staiger explains PharmD, Clinical Pharmacist

Here's the practical takeaway if you're on warfarin and thinking about Puravive. This blend contains Panax ginseng, which can nudge a liver enzyme called CYP3A4 that helps clear part of your warfarin. The tricky thing is that ginseng has gone both ways in studies, sometimes slowing that enzyme and sometimes speeding it up, so we can't predict the direction with confidence.

Why care? Warfarin is a narrow-therapeutic-index drug, meaning even small shifts can matter. Too much effect raises bleeding risk (easy bruising, nosebleeds, blood in urine or stool), while too little could let a clot form. The evidence here is weak and the official rating is minor, so don't panic. But please loop in your pharmacist or doctor before starting it, and keep up with your INR checks.

Contact Dr. Brian directly if you have additional questions on this interaction

What These Ratings Mean

Every interaction above is graded three ways — here’s the key to each label.

Severity how clinically significant the interaction is
Major

Clinically significant. Avoid the combination, or use only under close professional supervision.

Moderate

Usually worth avoiding or managing — may need monitoring, a dose change, or timing apart.

Minor

Generally not serious. Be aware of it and mention it to your pharmacist.

Likelihood how strong the evidence is that the interaction actually happens in people
  • LikelyWell-controlled human studies have demonstrated the likely existence of this interaction.
  • ProbableInteraction has not been documented in well-controlled studies, however, the interaction has been demonstrated in some small human studies or in controlled animal studies in conjunction with multiple case reports.
  • PossibleInteraction has been documented in animal or in lab research, or the interaction has been documented in humans but is limited to case reports or conflicting clinical research exists.
  • UnlikelyInteraction has been demonstrated in animal or in lab research but has been shown not to occur in humans.
Evidence the quality of the studies behind the rating (graded A–D)
  • AHigh-quality meta-analysis (quantitative systematic review).
  • BCase-control study.
  • CConsensus.
  • DAnecdotal evidence.

These ratings are for information only. Never start, stop, or otherwise change your therapy before speaking with your provider.

Keep it in perspective

Puravive Also Interacts With Other Medications

Puravive has 356 moderate, 881 minor known drug interactions in our database — the Warfarin one above is among them. If you take anything else, check it against the full list below.

Moderate 356 Minor 881 No known interaction 1,593 (incl. Warfarin)
Taking anything else?

Check Another of Your Medications Against Puravive

Covers the 2,830 medications we’ve checked against Puravive. Pick one to open its full report.

From our Q&A

Questions About Puravive or Warfarin

These are real questions from readers, answered by the pharmacists at HelloPharmacist — written by a person, not generated from a database. Each one covers Puravive or Warfarin, not necessarily both, but if one is close to what you were about to ask it will usually go further than a database entry can:

Not quite your question? Ask our pharmacists directly — it is free, there is no account required, and answers usually come back within 24 hours.

Everything else you take

See Every Supplement That Interacts With Warfarin

This page covers Puravive only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Warfarin page lists 361 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Alfalfa (major), American Ginseng (major), Beer (major) and Cannabis (major).

By severity: 16 major · 301 moderate · 44 minor.

From our pharmacist’s overview on the Warfarin page

“People take warfarin to prevent dangerous clots, and many are the same people reaching for glucosamine for sore joints or a multivitamin containing vitamin K, which makes this a list that deserves genuine respect. Of the 361 supplements on file for warfarin, 16 carry a major rating, and the danger runs in both directions: some add to w…”

Reviewed by 2 · Jul 18, 2026

Open the Warfarin interaction page

How much people look this up

Where Puravive and Warfarin Sit Against Everything Else

Out of every supplement and medication people look up on HelloPharmacist, here is where these two land this week — and which way each has been moving.

Supplement Puravive
Top half

#646 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Warfarin
Top 10

#7 of 2,830 medications looked up here in the last 7 days

29 days ago today

Position among everything looked up on this site, not a measure of how commonly either one is used or how important it is. A supplement can climb this list because of a news story. It counts every request to the page, automated ones included, and nothing here identifies anyone.

Supplement

About Puravive

What is Puravive?

Puravive
  • Weight management
  • Metabolism support
  • Energy levels
  • General wellness
  • Stress and brain health

Puravive is a branded, multi-ingredient capsule marketed mainly for weight loss by claiming to boost brown fat activity, but there is no published, independent clinical research showing the product itself works for this purpose. Some individual ingredients have been studied in laboratory or small human studies, but those results do not prove the finished blend is safe or effective. Talk to a pharmacist or doctor before trying it, especially if you have health conditions or take medications.

Read the full Puravive monograph & all interactions
Medication

About Warfarin

What Is Warfarin Used For?

Brand name: Warfarin

Warfarin sodium tablets and Jantoven tablets are both used to prevent and treat venous thrombosis (blood clots in the veins) and pulmonary embolism (a clot in the lungs). They are also used to prevent clot-related complications in people with atrial fibrillation (an irregular heart rhythm) or who have had a heart valve replaced.

In people who have had a heart attack, warfarin is used to reduce the risk of death, another heart attack, stroke, or other clotting events. It does not dissolve an existing clot, but it helps prevent the clot from growing and stops new dangerous clots from forming.

See full Warfarin drug information
Keep checking

Other Drugs & Puravive

Browse every other medication we’ve checked against Puravive — both the ones with a known interaction and the ones without. Select any drug for the full detail.

0Major
356Moderate
881Minor
1,592No known interaction
356 Moderate 881 Minor 1,592 No interaction
Moderate

356 interactions

Showing 60 of 356 moderate interactions — see all 356 on the Puravive page.

Minor

881 interactions

Showing 60 of 881 minor interactions — see all 881 on the Puravive page.

No interaction 1,592 drugs checked — show the list

We also checked Puravive against these medications and found no known interaction in our sources. Open any page to confirm.

Showing the 60 most looked-up of 1,592 medications checked with no known interaction — see the full Puravive list.

See the full Puravive interactions page
See every supplement checked against Warfarin, ranked by severity
Sources

Sources & How We Checked

Interaction details are evidence-graded and sourced from the Natural Medicines database. The medication overview comes from MedlinePlus.

Content is written and reviewed by licensed HelloPharmacist pharmacists. See our data sources and editorial standards for how this information is built and checked.

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

Keep exploring
Puravive monograph › Uses, safety, and every drug interaction in one place Warfarin supplement interactions › Every supplement checked against Warfarin, ranked by severity Warfarin drug information › The full plain-English guide to this medication Supplement interaction checker › Check any supplement or product against your medications Browse medications A–Z › Every drug we've checked against herbs & supplements Ask a pharmacist › Free, personal answer from our licensed team
Pharmacist Counseling Corner

Taking Puravive and Warfarin Together: Common Questions

Can you take Puravive with Warfarin?
There is a moderate interaction, so it may be acceptable with monitoring or timing changes — but check with your pharmacist first. Read the full details on this page and confirm with your pharmacist before combining them.
Why are there 3 interactions listed for Puravive and Warfarin?
Warfarin belongs to more than one drug category, and Puravive interacts with each of those categories a little differently. We list every one so nothing is missed — your overall risk is driven by the most serious of them.
How serious is the Puravive and Warfarin interaction?
We rate it Moderate. This combination may require monitoring, a dose adjustment, or separating the times you take each one. Consult your pharmacist before using them together.

Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy

Still Have a Question About Warfarin and Puravive?

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This information is for education only and is not a substitute for professional medical advice. Always check with your pharmacist or doctor before starting, stopping, or combining supplements and medications.