Azathioprine Side Effects

Possible side effects of azathioprine are listed below. Call your doctor if these side effects are bothersome or persist after a few days.

• Nausea
• Diarrhea
• Vomiting

More serious side effects of azathioprine that require immediate medical attention are listed below. Tell your doctor immediately or seek emergency medical care if you develop:

Skin rash (allergic reactions)

• Fever
• Muscle pain
• Weakness

The above list may not include all the potential side effects of azathioprine. Contact your healthcare professional if your side effects are unusual or severe or they do not get better over time. You can also report unusual side effects to the Food and Drug Administration at 1-800-FDA-1088.

Azathioprine Overdose: In case of an overdose of azathioprine, call your doctor immediately. You can also call the local poison control center or national poison control center at 1-800-222-1222. If a person cannot be awakened, has trouble breathing, has collapsed, or has had a seizure, call 911. Signs and symptoms of azathioprine overdose may include stomach pain, nausea, vomiting, diarrhea, flu like symptoms (sore throat, fever, chills), and other signs of infection.

Source: FDA