What side effects may I notice from receiving Akynzeo?

Side effects that you should report to your care team as soon as possible:
-Allergic reactions—skin rash, itching, hives, swelling of the face, lips, tongue, or throat
-Irritability, confusion, fast or irregular heartbeat, muscle stiffness, twitching muscles, sweating, high fever, seizure, chills, vomiting, diarrhea, which may be signs of serotonin syndrome
Side effects that usually do not require medical attention (report to your care team if they continue or are bothersome):
-Constipation
-Fatigue
-Headache
-Upset stomach

This list may not describe all possible side effects for Akynzeo. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.