Drug & supplement interaction

Algal Oil + Ibuprofen, Oxycodone

Ibuprofen, Oxycodone brand name: Combunox.

Minor Interaction
The bottom line Minor

Algal Oil has a minor interaction with Ibuprofen, Oxycodone. Theoretically, algal oil may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.

Read the full interaction report
SeverityMinor
LikelihoodUnlikely
EvidenceD
What do Severity, Likelihood & Evidence mean?
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Interaction report

Algal Oil and Ibuprofen, Oxycodone

Here is the interaction we found between these two, with the evidence behind it.

Minor

ANTICOAGULANT/ANTIPLATELET DRUGS

Why this applies to Ibuprofen, Oxycodone

Ibuprofen, Oxycodone falls under ANTICOAGULANT/ANTIPLATELET DRUGS — the group Algal Oil interacts with.

Theoretically, algal oil may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
The risk of interaction is highest for algal oil containing high amounts (> 2 grams daily) of eicosapentaenoic acid (EPA), or EPA and docosahexaenoic acid (DHA). High doses of EPA or oils containing EPA and DHA can reduce platelet aggregation in humans. However, most algal oil contains very little EPA and larger amounts of DHA. While some conflicting evidence exist, most research shows that DHA alone does not affect blood clotting.
Severity Minor Likelihood Unlikely Evidence D

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

Here's the gist for this combo pill, which pairs ibuprofen (an anti-inflammatory) with oxycodone (an opioid painkiller). The ibuprofen part is the piece that matters here. Ibuprofen can already nudge up bleeding risk on its own because it affects how platelets stick together and can irritate the stomach lining. The thinking is that omega-3s like algal oil might gently add to that effect.

In reality this is a theoretical, low-level concern. Most algal oil is mainly DHA, which doesn't seem to thin the blood much. Higher EPA doses (over 2 grams daily) are where any real bleeding worry shows up. Still, watch for easy bruising, nosebleeds, or stomach upset, and check with your pharmacist or doctor before combining them.

References
  1. Leaf A. On the reanalysis of the GISSI-Prevenzione. Circulation 2002;105:1874-5. PubMed
  2. Connor WE. n-3 Fatty acids from fish and fish oil: panacea or nostrum? Am J Clin Nutr 2001;74;415-6. PubMed
  3. Calder PC. N-3 polyunsaturated fatty acids, inflammation and immunity: pouring oil on troubled waters or another fishy tale? Nutr Res 2001;21:309-41. DOI
  4. Terano T, Hirai A, Hamazaki T, et al. Effect of oral administration of highly purified eicosapentaenoic acid on platelet function, blood viscosity and red cell deformability in healthy human subjects. Atherosclerosis 1983;46:321-31.. PubMed
  5. Leng GC, Smith FB, Fowkes FG, et al. Relationship between plasma essential fatty acids and smoking, serum lipids, blood pressure and haemostatic and rheological factors. Prostaglandins Leukot Essent Fatty Acids 1994;51:101-8. PubMed
  6. Nelson GJ, Schmidt PS, Bartolini GL, et al. The effect of dietary docosahexaenoic acid on platelet function, platelet fatty acid composition, and blood coagulation in humans. Lipids 1997;32:1129-36. PubMed
  7. Svaneborg N, Kristensen SD, Hansen LM, et al. The acute and short-time effect of supplementation with the combination of n-3 fatty acids and acetylsalicylic acid on platelet function and plasma lipids. Thromb Res 2002;105:311-6. PubMed
  8. von Houwelingen R, Nordøy A, van der Beek E, et al. Effect of a moderate fish intake on blood pressure, bleeding time, hematology, and clinical chemistry in healthy males. Am J Clin Nutr. 1987 Sep;46(3):424-36. PubMed
  9. Goodnight SH Jr, Harris WS, Connor WE. The effects of dietary omega 3 fatty acids on platelet composition and function in man: a prospective, controlled study. Blood. 1981 Nov;58(5):880-5. DOI
  10. Woodman, R. J., Mori, T. A., Burke, V., Puddey, I. B., Barden, A., Watts, G. F., and Beilin, L. J. Effects of purified eicosapentaenoic acid and docosahexaenoic acid on platelet, fibrinolytic and vascular function in hypertensive type 2 diabetic patients PubMed
  11. Zucker, M. L., Bilyeu, D. S., Helmkamp, G. M., Harris, W. S., and Dujovne, C. A. Effects of dietary fish oil on platelet function and plasma lipids in hyperlipoproteinemic and normal subjects. Atherosclerosis 1988;73(1):13-22. 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

Algal Oil Also Interacts With Other Medications

Algal Oil has 258 moderate, 116 minor known drug interactions in our database — the Ibuprofen, Oxycodone one above is one of them. If you take anything else, check it against the full list below.

Taking anything else?

Check Another of Your Medications Against Algal Oil

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

Everything else you take

See Every Supplement That Interacts With Ibuprofen, Oxycodone

This page covers Algal Oil only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Ibuprofen, Oxycodone page lists 356 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: 1,4-butanediol (major), Activated Charcoal (major), Asarabacca (major), Beer (major) and Danshen (major).

By severity: 13 major · 303 moderate · 40 minor.

From our pharmacist’s overview on the Ibuprofen, Oxycodone page

“Combunox puts oxycodone, an opioid, together with the NSAID ibuprofen, and I want you to read this page carefully rather than skim it. Of the 356 supplements and herbs on file, 202 can raise your bleeding risk on top of what ibuprofen already does, and 78 can deepen the drowsiness and slowed breathing that come with oxycodone.”

Reviewed by 2 · Jul 18, 2026

Open the Ibuprofen, Oxycodone interaction page

One more smart check

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

We hold 188 real supplement products containing Algal Oil, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Algal Oil. Your product may carry other ingredients that interact with Ibuprofen, Oxycodone too, on top of Algal Oil — 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 Algal Oil and Ibuprofen, Oxycodone 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 Algal Oil
Top 25%

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

29 days ago today
Medication Ibuprofen, Oxycodone
Steady interest

#1,693 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 Algal Oil

What is Algal Oil?

Algal Oil
  • Vegan/vegetarian source of omega-3s (DHA and EPA)
  • Heart and triglyceride health
  • Brain and eye support
  • Pregnancy and infant nutrition
  • General anti-inflammatory support

Algal oil is a plant-based source of the omega-3 fats DHA and (in some products) EPA, making it a popular alternative to fish oil for vegetarians, vegans, and people who dislike fish. There is reasonable evidence that omega-3s can lower triglycerides and support heart and brain health, though more research is needed for many specific uses. It is generally well tolerated, but check with your pharmacist or doctor before starting, especially if you take blood thinners or are pregnant.

Read the full Algal Oil monograph & all interactions
Keep checking

Other Drugs & Algal Oil

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

0Major
258Moderate
116Minor
2,455No known interaction
Moderate

258 interactions

Showing 60 of 258 moderate interactions — see all 258 on the Algal Oil page.

Minor

116 interactions

Showing 60 of 116 minor interactions — see all 116 on the Algal Oil page.

No interaction 2,455 drugs checked — show the list
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

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Pharmacist Counseling Corner

Taking Algal Oil and Ibuprofen, Oxycodone Together: Common Questions

Can you take Algal Oil with Ibuprofen, Oxycodone?
There is only a minor interaction, which is usually not serious. Read the full details on this page and confirm with your pharmacist before combining them.
How serious is the Algal Oil and Ibuprofen, Oxycodone interaction?
We rate it Minor. This interaction is generally not clinically significant, but it remains worth noting and discussing with your pharmacist.

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

Still Have a Question About Ibuprofen, Oxycodone and Algal Oil?

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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.