Drug & supplement interaction

New Zealand Green-lipped Mussel + Eletriptan

Eletriptan brand name: Relpax.

No Known Interaction
The bottom line No known interaction

We found no known interaction between New Zealand Green-lipped Mussel and Eletriptan in our sources. Absence of a documented interaction is not the same as proven safety, and does not guarantee one does not exist. Do not start, stop, or change a medication or supplement based on this page; confirm with your pharmacist or doctor first. Additionally, although there is no interaction, the two are separately associated with some of the same side effects, which would make a new symptom harder to attribute to one or the other.

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Interaction report

New Zealand Green-lipped Mussel and Eletriptan

We checked these two against our interaction database. Here is what we found.

No Known Interaction Found

We did not find a documented interaction between Eletriptan and New Zealand Green-lipped Mussel in our sources. This does not guarantee that the combination is completely free of risk — there is often limited research on supplements and herbal products, especially around drug interactions.

Worth understanding: our licensed dataset holds no drug-interaction record for New Zealand Green-lipped Mussel at all — not against Eletriptan, and not against any other medication we track. This verdict therefore rests on the absence of any recorded data, not on research that looked at this combination and found nothing. We cannot rule an interaction out.

If you decide to take both, the practical routine is simple: add one new thing at a time and note the date you started it. If the combination is going to disagree with you, it usually shows in the first days to a couple of weeks — and a start date turns “I’ve been feeling off” into something a pharmacist can actually work with. Do not stop a prescribed medicine on your own.

Always talk with your pharmacist or doctor before making changes to your medications or supplements, particularly if you take several medications or have an ongoing health condition.

New Zealand Green-lipped Mussel safety at a glance

New Zealand Green-... overall Use caution Generally well tolerated, but anyone with a shellfish allergy should avoid it.
Pregnancy Possibly Unsafe When used orally; avoid using. It may cause retarded fetal development and delay in parturition. Read the full pregnancy detail
Breastfeeding Avoid Safety has not been established, so avoid use while breastfeeding.

Pregnancy & breastfeeding ratings are from Natural Medicines (Therapeutic Research Center) — the full detail is in the Special populations card below. Safety guidance is general; always confirm with your pharmacist or doctor for your situation.

Still wondering about combining Eletriptan and New Zealand Green-lipped Mussel? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

No Interaction Found — But Data Suggests New Zealand Green-lipped Mussel and Eletriptan May Share Several of the Same Side Effects

This is not an interaction. Neither one changes how your body handles the other, and nothing here says they react together. What our sources do show is that each has separately been linked to the effects below — so taking both can make those effects more likely to turn up, and harder to pin on one or the other if they do.

  • Stomach pain / Nausea Additional detail

    New Zealand Green-lipped Mussel

    “Orally, New Zealand green-lipped mussel or lipid extract can cause reflux, abdominal pain, diarrhea, nausea, or flatulence.”

    New Zealand Green-lipped Mussel · Natural Medicines adverse-effect record, reported in diarrhea.

    6 sources cited
    1. 15055. Gibson SLM, Gibson RG. The treatment of arthritis with a lipid extract of Perna canaliculus: a randomised trial. Complement Ther Med 1998;6:122-6.
    2. 15056. Gibson RG, Gibson SL, Conway V, Chappell D. Perna canaliculus in the treatment of arthritis. Practitioner 1980;224:955-60.
    3. 54177. Gibson, R. G. and Gibson, S. L. Green-lipped mussel extract in arthritis. Lancet 2-21-1981;1(8217):439. PubMed
    4. 54190. Lau, S., Chiu, P. K., Chu, E. M. Y., Cheng, I. Y. W., Tang, W. M., Man, R. Y. K., and Halpern, G. M. Treatment of knee osteoarthritis with Lyprinol, lipid extract of the green-lipped mussel - a double-blind placebo-controlled study. Progress in Nutrition
    5. 54191. Gruenwald, J., Graubaum, H., Hansen, K., and Grube, B. Efficacy and tolerability of a combination of LYPRINOL and high concentrations of EPA and DHA in inflammatory rheumatoid disorders... eicosapentaenoic acid... decosahexaenoid acid. Advances in Therap PubMed
    6. 94492. Coulson S, Vecchio P, Gramotnev H, Vitetta L. Green-lipped mussel (Perna canaliculus) extract efficacy in knee osteoarthritis and improvement in gastrointestinal dysfunction: a pilot study. Inflammopharmacology 2012;20:71-6. PubMed

    Eletriptan

    Listed in the ADVERSE REACTIONS section of the FDA label for Eletriptan. Read the label on DailyMed ›

Reported for New Zealand Green-lipped Mussel but not commonly for Eletriptan: itching, heartburn, bloating or gas and liver problems.

Effects for Eletriptan come from the ADVERSE REACTIONS section of its FDA label; effects for New Zealand Green-lipped Mussel come from the Natural Medicines adverse-effect record, quoted above. Wording is matched across sources by our own clinical vocabulary, so treat this as a prompt to pay attention, not a diagnosis.

Special populations

New Zealand Green-lipped Mussel in Pregnancy & Breastfeeding

Pregnancy Possibly Unsafe

When used orally; avoid using. It may cause retarded fetal development and delay in parturition.

DISCLAIMER: This tool is intended for informational purposes only, and should not be interpreted as specific medical advice. Patients should consult with a qualified healthcare provider before making decisions about therapies and/or health conditions.© 2026 Therapeutic Research Center

From our Q&A

Questions About New Zealand Green-lipped Mussel or Eletriptan

These are real questions from readers, answered by the pharmacists at HelloPharmacist — written by a person, not generated from a database. Each one covers New Zealand Green-lipped Mussel or Eletriptan, 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 Eletriptan

This page covers New Zealand Green-lipped Mussel only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Eletriptan page lists 38 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Lithium (major), 5-htp (moderate), Acetyl-l-carnitine (moderate) and Ayahuasca (moderate).

By severity: 2 major · 25 moderate · 11 minor.

From our pharmacist’s overview on the Eletriptan page

“Eletriptan (Relpax) treats migraines by acting on serotonin receptors, which is exactly why I want you to slow down with this list. Twenty of the 38 ingredients here also raise serotonin, and stacking them on a triptan risks serotonin syndrome, where too much serotonin brings agitation, sweating, and a racing heart.”

Reviewed by 2 · Jul 18, 2026

Open the Eletriptan interaction page

One more smart check

Taking New Zealand Green-lipped Mussel as Part of a Dietary Supplement Product? Check It for Interactions

We hold 107 real supplement products containing New Zealand Green-lipped Mussel, each one broken down to its full ingredient list — and combination products often carry several ingredients besides New Zealand Green-lipped Mussel. Even though New Zealand Green-lipped Mussel itself has no known interaction with Eletriptan, another ingredient on your label might. Find your product and we’ll check every ingredient on its label:

How much people look this up

Where New Zealand Green-lipped Mussel and Eletriptan 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 New Zealand Green-lipped Mussel
Steady interest

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

29 days ago today
Medication Eletriptan
Steady interest

#2,590 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.

Where does our data come from?
  • Source: the Natural Medicines (TRC Healthcare) clinical database — the evidence-graded professional reference for herb & supplement interactions.
  • Citation library: 103,510 references behind our interaction content, 65,311 of them resolved to verified PubMed/DOI sources. See every New Zealand Green-lipped Mussel reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified October 4, 2026. The New Zealand Green-lipped Mussel and Eletriptan records this page draws on were last updated July 11, 2026.
  • What “no known interaction” means: no documented interaction in the sources above — not a guarantee of safety. Supplements are studied far less than prescription drugs, so we say exactly what the evidence supports, and nothing more.
Data structure & sourcing designed and verified by .
Supplement

About New Zealand Green-lipped Mussel

What is New Zealand Green-lipped Mussel?

  • Osteoarthritis joint pain
  • Rheumatoid arthritis symptoms
  • Joint stiffness and mobility
  • General anti-inflammatory support
  • Mild asthma support

New Zealand green-lipped mussel is a shellfish-derived supplement rich in omega-3 fats that is mostly used for joint pain and arthritis. Some studies suggest a modest benefit for osteoarthritis, but the evidence is mixed and not strong. It is generally well tolerated in healthy adults, but people with shellfish allergy should avoid it, and pregnant or breastfeeding people should not use it without medical advice.

Perna canaliculus · Mytilidae · Edible mussel flesh (often as a freeze-dried powder or lipid/oil extract) · Capsules, softgels (lipid extract), powder, tablets

An interaction check asks whether these two react with each other — it does not ask whether New Zealand Green-lipped Mussel is a good idea for someone in your situation. Here is what our New Zealand Green-lipped Mussel record says about it on its own.

New Zealand Green-lipped Mussel: dosing

There is no official or standardized dose for green-lipped mussel, and products vary widely in strength and form (powder versus lipid extract). Because of this, the best approach is to follow the directions on the product label.Dosing depends on whether you are using a whole-mussel powder or a concentrated oil extract, so the amounts are not interchangeable.

From our New Zealand Green-lipped Mussel monograph — the full record covers uses, side effects and every documented interaction.

Read the full New Zealand Green-lipped Mussel monograph & all interactions
Medication

About Eletriptan

What Is Eletriptan Used For?

Brand name: Relpax

Eletriptan is used for the acute treatment of migraine with or without aura in adults. That means it treats an attack that has already started. The tablet products covered here (Eletriptan Hydrobromide, Eletriptan HBR and Relpax) share this use.

It is not meant to prevent migraines. Safety and effectiveness have not been established for cluster headache. It should only be used when migraine has been clearly diagnosed.

See full Eletriptan drug information
Keep checking

Other Drugs & New Zealand Green-lipped Mussel

Browse every other medication we’ve checked against New Zealand Green-lipped Mussel — both the ones with a known interaction and the ones without. Select any drug for the full detail.

0Major
0Moderate
0Minor
2,829No known interaction
No interaction 2,829 drugs checked — show the list
Evidence & sources

New Zealand Green-lipped Mussel References

The 12 references that drive our New Zealand Green-lipped Mussel monograph and interaction data, from the evidence-graded Natural Medicines (TRC Healthcare) database. Citations with a link open the study on PubMed or the publisher’s site.

  1. Miller T, Wu H. In vivo evidence for prostaglandin inhibitory activity in New Zealand green-lipped mussel extract. N Z Med J 1984;97:355-7.
  2. Gibson SLM, Gibson RG. The treatment of arthritis with a lipid extract of Perna canaliculus: a randomised trial. Complement Ther Med 1998;6:122-6.
  3. Gibson RG, Gibson SL, Conway V, Chappell D. Perna canaliculus in the treatment of arthritis. Practitioner 1980;224:955-60.
  4. Fabrin, B. [Possible toxic hepatitis after intake of an alternative preparation]. Ugeskr.Laeger 6-13-1988;150(24):1474-1475.
  5. Gibson, R. G. and Gibson, S. L. Green-lipped mussel extract in arthritis. Lancet 2-21-1981;1(8217):439. PubMed
  6. Ahern, M. J., Milazzo, S. C., and Dymock, R. Granulomatous hepatitis and Seatone. Med J Aust 8-9-1980;2(3):151-152. PubMed
  7. Croft, J. E. Granulomatous hepatitis and Seatone. Med J Aust 10-4-1980;2(7):401-402. PubMed
  8. Lau, S., Chiu, P. K., Chu, E. M. Y., Cheng, I. Y. W., Tang, W. M., Man, R. Y. K., and Halpern, G. M. Treatment of knee osteoarthritis with Lyprinol, lipid extract of the green-lipped mussel - a double-blind placebo-controlled study. Progress in Nutrition
  9. Gruenwald, J., Graubaum, H., Hansen, K., and Grube, B. Efficacy and tolerability of a combination of LYPRINOL and high concentrations of EPA and DHA in inflammatory rheumatoid disorders... eicosapentaenoic acid... decosahexaenoid acid. Advances in Therap PubMed
  10. Coulson S, Vecchio P, Gramotnev H, Vitetta L. Green-lipped mussel (Perna canaliculus) extract efficacy in knee osteoarthritis and improvement in gastrointestinal dysfunction: a pilot study. Inflammopharmacology 2012;20:71-6. PubMed
  11. Sukumaran S, Pittman KB, Patterson WK, et al. A phase I study to determine the safety, tolerability and maximum tolerated dose of green-lipped mussel (Perna canaliculus) lipid extract, in patients with advanced prostate and breast cancer. Ann Oncol 2010;2 PubMed
  12. Lello J, Liang A, Robinson E, et al. Treatment of children's asthma with a lipid extract of the new Zealand green lipped mussel (Perna canaliculus) (Lyprinol®)-A double blind, randomized controlled trial in children with moderate to serve chronic obstruct

Medication overviews come from MedlinePlus (NIH); supplement label data from the NIH Dietary Supplement Label Database. Content is written and reviewed by licensed HelloPharmacist pharmacists — see our data sources and editorial standards.

Pharmacist Counseling Corner

Taking New Zealand Green-lipped Mussel and Eletriptan Together: Common Questions

Is it safe to take New Zealand Green-lipped Mussel with Eletriptan?
We do not list a known interaction between New Zealand Green-lipped Mussel and Eletriptan. That does not guarantee the combination is risk-free, so confirm with your pharmacist or doctor — especially if you take other medications or have a health condition.
Do New Zealand Green-lipped Mussel and Eletriptan have any of the same side effects?
Yes — our sources link each of them separately to 2 of the same effects. That is not an interaction: neither changes how your body handles the other. It does mean that if one of those effects turns up, it can be harder to tell which one is behind it. They are listed on this page with the source behind each.
Does Eletriptan interact with any supplements?
Yes. Eletriptan has documented interactions with 38 supplements in our database — New Zealand Green-lipped Mussel is not one of them. The Eletriptan interaction page linked on this page lists every one, ranked by severity.

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

Still Have a Question About Eletriptan and New Zealand Green-lipped Mussel?

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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.