What side effects can this medication cause?
Zanamivir may cause side effects. Tell your doctor if any of these symptoms are severe or do not go away:
- rritation of the nose
- joint pain
If you experience any of the following symptoms, or those mentioned in the SPECIAL PRECAUTIONS section, call your doctor immediately:
- difficulty breathing
- shortness of breath
- difficulty swallowing
- swelling of the face, throat, tongue, lips, eyes, hands, feet, ankles, or lower legs
If you experience a serious side effect, you or your doctor may send a report to the Food and Drug Administration's (FDA) MedWatch Adverse Event Reporting program online [at http://www.fda.gov/MedWatch/index.html] or by phone [1-800-332-1088].