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Vascepa Side Effects

Generic Name: icosapent

Note: This page contains side effects data for the generic drug icosapent. It is possible that some of the dosage forms included below may not apply to the brand name Vascepa.

For the Consumer

Applies to icosapent: oral capsule liquid filled

As well as its needed effects, icosapent (the active ingredient contained in Vascepa) may cause unwanted side effects that require medical attention.

Minor Side Effects

Some icosapent side effects may not need any medical attention. As your body gets used to the medicine these side effects may disappear. Your health care professional may be able to help you prevent or reduce these side effects, but do check with them if any of the following side effects continue, or if you are concerned about them:

Less common:
  • Difficulty with moving
  • muscle pain or stiffness
  • pain in the joints
Incidence not known:
  • Pain in the mouth or throat

For Healthcare Professionals

Applies to icosapent: oral capsule


Gastrointestinal side effects have included oropharyngeal pain.[Ref]


Hematologic side effects have included prolonged bleeding time.[Ref]


Musculoskeletal side effects have included arthralgia (2.3%).[Ref]


1. "Product Information. Vascepa (icosapent)." Amarin Pharmaceuticals Inc, Warren, NJ.

It is possible that some side effects of Vascepa may not have been reported. These can be reported to the FDA here. Always consult a healthcare professional for medical advice.

Disclaimer: Every effort has been made to ensure that the information provided is accurate, up-to-date and complete, but no guarantee is made to that effect. In addition, the drug information contained herein may be time sensitive and should not be utilized as a reference resource beyond the date hereof. This material does not endorse drugs, diagnose patients, or recommend therapy. This information is a reference resource designed as supplement to, and not a substitute for, the expertise, skill , knowledge, and judgement of healthcare practitioners in patient care. The absence of a warning for a given drug or combination thereof in no way should be construed to indicate safety, effectiveness, or appropriateness for any given patient. does not assume any responsibility for any aspect of healthcare administered with the aid of materials provided. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the substances you are taking, check with your doctor, nurse, or pharmacist.