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Netupitant / palonosetron Side Effects

For the Consumer

Applies to netupitant / palonosetron: oral capsule

As well as its needed effects, netupitant / palonosetron may cause unwanted side effects that require medical attention.

Major Side Effects

If any of the following side effects occur while taking netupitant / palonosetron, check with your doctor immediately:

Incidence not known:
  • Agitation
  • confusion
  • dizziness
  • fever
  • hearing or seeing things that are not there
  • muscle twitching
  • overactive reflexes
  • poor coordination
  • shivering
  • sweating
  • trembling or shaking

Minor Side Effects

Some netupitant / palonosetron 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:

More common:
  • Headache
  • fatigue
  • unusual tiredness or weakness
Less common:
  • constipation
  • flushing or redness of the skin
  • heartburn
  • indigestion
  • stomach discomfort, upset, or pain

For Healthcare Professionals

Applies to netupitant / palonosetron: oral capsule

Dermatologic

Common (1% to 10%): Erythema[Ref]

Gastrointestinal

Common (1% to 10%): Dyspepsia, constipation[Ref]

Hepatic

AST greater than 3 times the upper limit of normal (ULN) and/or ALT greater than 3 x ULN with total bilirubin greater than ULN occurred in up to 0.3% of patients, and AST greater than 3 x ULN and/or ALT greater than 3 x ULN with total bilirubin greater than or equal to 2 x ULN occurred in up to 0.1% of patients.[Ref]

Uncommon (0.1% to 1%): Elevated AST, elevated ALT, elevated total bilirubin[Ref]

Nervous system

Common (1% to 10%): Headache[Ref]

Other

Common (1% to 10%): Fatigue, asthenia[Ref]

References

1. "Product Information. Akynzeo (netupitant-palonosetron)." Eisai Inc, Woodcliff Lake, NJ.

It is possible that some side effects of netupitant / palonosetron 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. Drugs.com 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.

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