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Edaravone Side Effects

Medically reviewed by Last updated on Mar 1, 2021.

For the Consumer

Applies to edaravone: intravenous solution

Side effects requiring immediate medical attention

Along with its needed effects, edaravone may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor or nurse immediately if any of the following side effects occur while taking edaravone:

More common

  • Blistering, crusting, irritation, itching, or reddening of the skin
  • blue lips, fingernails, or skin
  • chest pain or tightness
  • change in walking and balance
  • clumsiness or unsteadiness
  • cough
  • confusion
  • cracked, dry, scaly skin
  • difficult or troubled breathing
  • dizziness
  • fast heartbeat
  • hives, itching, rash, or swelling
  • irregular, fast or slow, or shallow breathing
  • skin rash, encrusted, scaly and oozing
  • unusual bruising
  • weakness

Less common

  • Sugar in the urine

Side effects not requiring immediate medical attention

Some side effects of edaravone may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects.

Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

More common

  • Headache
  • itching in genital or other skin areas

For Healthcare Professionals

Applies to edaravone: intravenous solution


The most common adverse reactions (incidence of at least 10% and greater than placebo) are contusion, gait disturbance, and headache.[Ref]


Very common (10% or more): Contusion (15%)

Common (1% to 10%): Dermatitis, eczema, tinea infection[Ref]

Nervous system

Very common (10% or more): Gait disturbance (13%), headache (10%)[Ref]


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


Common (1% to 10%): Respiratory failure/respiratory disorder/hypoxia[Ref]


Postmarketing reports: Hypersensitivity reactions, anaphylaxis[Ref]

Frequently asked questions


1. "Product Information. Radicava (edaravone)." MT Pharma America, Jersey City, NJ.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Some side effects may not be reported. You may report them to the FDA.