Drug & supplement interaction

Eleuthero + Esomeprazole, Naproxen

Esomeprazole, Naproxen brand name: Vimovo.

Moderate Interaction
Medically reviewed by · Updated September 2026
The bottom line Moderate

Esomeprazole, Naproxen falls into 4 drug categories that Eleuthero can interact with; the most serious is rated moderate. Theoretically, eleuthero might increase levels of drugs metabolized by CYP1A2.

Read the full interaction report
SeverityModerate
LikelihoodPossible
Interactions4
EvidenceD
What do Severity, Likelihood & Evidence mean?
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Interaction report

Eleuthero and Esomeprazole, Naproxen

These two interact in 4 distinct ways. Each one is explained separately below.

Why Are There 4 Interactions?

Eleuthero interacts with whole categories of medication. Esomeprazole, Naproxen falls into 4 of those categories, so it can interact with Eleuthero in 4 different ways. We’ve listed each one below — your overall risk is driven by the most serious of them (Moderate).

Moderate

CYTOCHROME P450 1A2 (CYP1A2) SUBSTRATES

1 of 4

Why this applies to Esomeprazole, Naproxen

Esomeprazole, Naproxen falls under CYTOCHROME P450 1A2 (CYP1A2) SUBSTRATES — the group Eleuthero interacts with.

Theoretically, eleuthero might increase levels of drugs metabolized by CYP1A2.
In vitro and animal research suggest that standardized extracts of eleuthero inhibit CYP1A2. This effect has not been reported in humans.
Severity Moderate 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

Vimovo combines two medicines: esomeprazole (a stomach acid reducer) and naproxen (an anti-inflammatory pain reliever). The thinking here is that eleuthero might slow down a liver enzyme called CYP1A2, which is one of the pathways that helps clear these drugs. If that pathway slows, levels could creep up a little, possibly meaning more naproxen-type side effects like stomach upset, heartburn, or, with regular use, irritation or bleeding in the gut.

Here's the reassuring part: this idea comes only from lab and animal studies, and it has not been seen in real people. So it's more of a theoretical concern than a proven problem. Still, if you take Vimovo daily and want to add eleuthero, it's worth a quick check with your pharmacist or doctor.

Contact Dr. Brian directly if you have additional questions on this interaction
References
  1. Harkey MR, Henderson GL, Zhou L, et al. Effects of Siberian ginseng (Eleutherococcus senticosus) on c-DNA-expressed P450 drug metabolizing enzymes. Alt Ther 2001;7:S14.
Moderate

CYTOCHROME P450 2C9 (CYP2C9) SUBSTRATES

2 of 4

Esomeprazole, Naproxen also falls under CYTOCHROME P450 2C9 (CYP2C9) SUBSTRATES.

Theoretically, eleuthero might increase levels of drugs metabolized by CYP2C9.
In vitro and animal research suggest that standardized extracts of eleuthero might inhibit CYP2C9. This effect has not been reported in humans.
Severity Moderate 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

Vimovo combines two medicines: naproxen (an anti-inflammatory pain reliever) and esomeprazole (an acid blocker added to protect your stomach). The naproxen part is partly cleared by a liver enzyme called CYP2C9. In lab and animal studies, eleuthero seemed to slow that enzyme down a bit. If that happened in people, naproxen could build up slightly and you might notice more of its usual side effects, like stomach upset, heartburn, fluid retention, or a higher risk of stomach irritation or bleeding.

Here's the reassuring part: this effect has only been seen in test tubes and animals, never confirmed in humans, so it's mostly theoretical. Still, since naproxen can already be hard on the stomach, it's worth mentioning eleuthero to your pharmacist or doctor before combining them.

Contact Dr. Brian directly if you have additional questions on this interaction
References
  1. Harkey MR, Henderson GL, Zhou L, et al. Effects of Siberian ginseng (Eleutherococcus senticosus) on c-DNA-expressed P450 drug metabolizing enzymes. Alt Ther 2001;7:S14.
Moderate

ANTICOAGULANT/ANTIPLATELET DRUGS

3 of 4

Esomeprazole, Naproxen also falls under ANTICOAGULANT/ANTIPLATELET DRUGS.

Theoretically, eleuthero may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
In vitro and animal research shows that a constituent of eleuthero, dihydroxybenzoic acid, appears to inhibit platelet aggregation. Concomitant use with anticoagulant or antiplatelet drugs might increase the risk of bleeding. This effect has not been reported in humans.
Severity Moderate 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

Vimovo combines naproxen, an anti-inflammatory pain reliever, with esomeprazole, a stomach-acid blocker added to protect your gut. Here's the wrinkle: naproxen already nudges up bleeding risk on its own because it affects how platelets (the cells that help you clot) work. Eleuthero may have a mild blood-thinning effect of its own, based on early lab and animal studies. Stack the two and, in theory, you could be a touch more prone to bruising, nosebleeds, or stomach irritation.

I want to be honest about the evidence here: this has only been seen in test tubes and animals, never reported in real people, so it's more of a caution than a red flag. Still, since naproxen can irritate the stomach, it's worth mentioning to your pharmacist or doctor before combining them.

Contact Dr. Brian directly if you have additional questions on this interaction
References
  1. Yun-Choi HS, Kim JH, Lee JR. Potential inhibitors of platelet aggregation from plant sources, III. J Nat Prod 1987;50:1059-64. PubMed
  2. Bazaz'ian, G. G., Liapina, L. A., Pastorova, V. E., and Zvereva, E. G. [Effect of Eleutherococcus on the functional status of the anticoagulation system in older animals]. Fiziol.Zh.SSSR Im I.M.Sechenova 1987;73(10):1390-1395.
Minor

CYTOCHROME P450 3A4 (CYP3A4) SUBSTRATES

4 of 4

Esomeprazole, Naproxen also falls under CYTOCHROME P450 3A4 (CYP3A4) SUBSTRATES.

Theoretically, eleuthero might increase levels of drugs metabolized by CYP3A4.
In vitro and animal research suggest that standardized extracts of eleuthero might inhibit CYP3A4. However, research in healthy human volunteers has found that taking eleuthero 485 mg twice daily for 14 days does not inhibit CYP3A4 drug metabolism.
Severity Minor Likelihood Unlikely Evidence B

Interaction has been demonstrated in animal or in lab research but has been shown not to occur in humans..

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

Vimovo combines two medicines: esomeprazole (a stomach acid reducer) and naproxen (an anti-inflammatory pain reliever). The theory here is that eleuthero might slow down a liver enzyme called CYP3A4, which could let certain drugs build up a bit. Neither of these medications is a prodrug, so if anything did happen, you'd expect slightly higher levels and a touch more chance of typical side effects, like stomach upset, heartburn, or in naproxen's case, irritation of the stomach lining.

The good news: this is mostly a lab-and-animal idea. When researchers actually gave eleuthero to healthy people, it did not meaningfully affect CYP3A4. So real-world risk looks very low. Still, if you take eleuthero regularly, mention it to your pharmacist or doctor.

Contact Dr. Brian directly if you have additional questions on this interaction
References
  1. Harkey MR, Henderson GL, Zhou L, et al. Effects of Siberian ginseng (Eleutherococcus senticosus) on c-DNA-expressed P450 drug metabolizing enzymes. Alt Ther 2001;7:S14.
  2. Donovan JL, DeVane CL, Chavin KD, et al. Siberian Ginseng (Eleutheroccus senticosus) Effects on CYP2D6 and CYP3A4 Activity in Normal Volunteers. Drug Metab Dispos 2003;31:519-22.. PubMed

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

Eleuthero Also Interacts With Other Medications

Eleuthero has 678 moderate, 461 minor known drug interactions in our database — the Esomeprazole, Naproxen one above is among them. If you take anything else, check it against the full list below.

Moderate 678 Minor 461 No known interaction 1,691 (incl. Esomeprazole, Naproxen)
Taking anything else?

Check Another of Your Medications Against Eleuthero

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

From our Q&A

Questions About Eleuthero or Esomeprazole, Naproxen

These are real questions from readers, answered by the pharmacists at HelloPharmacist — written by a person, not generated from a database. Each one covers Eleuthero or Esomeprazole, Naproxen, 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 Esomeprazole, Naproxen

This page covers Eleuthero only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Esomeprazole, Naproxen page lists 348 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Asarabacca (major), Beer (major), Danshen (major) and Grapefruit (major).

By severity: 9 major · 283 moderate · 56 minor.

From our pharmacist’s overview on the Esomeprazole, Naproxen page

“Bleeding risk is the thread running through nearly this whole page. Vimovo pairs naproxen, an anti-inflammatory that already makes stomach bleeding more likely, with esomeprazole on board to shield the gut, and most of the supplements flagged here could push that bleeding risk higher still.”

Reviewed by 2 · Jul 18, 2026

Open the Esomeprazole, Naproxen interaction page

One more smart check

Taking Eleuthero as Part of a Dietary Supplement Product? Check It for Interactions

We hold 3,795 real supplement products containing Eleuthero, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Eleuthero. Your product may carry other ingredients that interact with Esomeprazole, Naproxen too, on top of Eleuthero — and those would not show on this page. Find your product and we’ll check every ingredient on its label:

How much people look this up

Where Eleuthero and Esomeprazole, Naproxen 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 Eleuthero
Top 5%

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

29 days ago today
Medication Esomeprazole, Naproxen
Steady interest

#2,097 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 Eleuthero

What is Eleuthero?

Eleuthero
  • Fatigue and low energy
  • Physical and athletic performance
  • Stress resistance (adaptogen)
  • Immune support
  • Mental focus and alertness

Eleuthero is an herb traditionally used as an 'adaptogen' to fight fatigue, boost energy, and help the body handle stress. The scientific evidence behind these uses is limited and mixed, so it should not replace proven treatments. It is generally well tolerated short-term, but pregnant and breastfeeding people and those with certain conditions should avoid it or check with a healthcare provider first.

Read the full Eleuthero monograph & all interactions
Keep checking

Other Drugs & Eleuthero

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

0Major
678Moderate
461Minor
1,690No known interaction
678 Moderate 461 Minor 1,690 No interaction
Moderate

678 interactions

Showing 60 of 678 moderate interactions — see all 678 on the Eleuthero page.

Minor

461 interactions

Showing 60 of 461 minor interactions — see all 461 on the Eleuthero page.

No interaction 1,690 drugs checked — show the list

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

Showing the 60 most looked-up of 1,690 medications checked with no known interaction — see the full Eleuthero list.

See the full Eleuthero interactions page
See every supplement checked against Esomeprazole, Naproxen, 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
Eleuthero monograph › Uses, safety, and every drug interaction in one place Esomeprazole, Naproxen supplement interactions › Every supplement checked against Esomeprazole, Naproxen, ranked by severity 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 Eleuthero and Esomeprazole, Naproxen Together: Common Questions

Can you take Eleuthero with Esomeprazole, Naproxen?
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 4 interactions listed for Eleuthero and Esomeprazole, Naproxen?
Esomeprazole, Naproxen belongs to more than one drug category, and Eleuthero 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 Eleuthero and Esomeprazole, Naproxen 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 Esomeprazole, Naproxen and Eleuthero?

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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.