zanamivir inhaler - oral, Relenza (cont.)
SIDE EFFECTS: Nausea, diarrhea, dizziness, or headache may occur. Because this medication is an inhaled powder, you may experience increased cough after using this medication. If cough or any of these other effects persist or worsen, notify your doctor or pharmacist promptly.Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.This medication can cause breathing problems (e.g., bronchospasm), which in rare cases can be fatal. If you have lung/breathing problems and are using this medication, have a fast-acting inhaled bronchodilator (e.g., albuterol inhaler) readily available. If you experience breathing problems such as wheezing or shortness of breath, stop using zanamivir and contact your doctor immediately. Ask your doctor or pharmacist for details.The flu itself or zanamivir may rarely cause serious mental/mood changes. This may be more likely in children. Tell your doctor immediately of any signs of unusual behavior including confusion, agitation, self-injury.A very serious allergic reaction to this drug is unlikely, but seek immediate medical attention if it occurs. Symptoms of a serious allergic reaction may include: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.In the US -Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.
PRECAUTIONS: Before taking zanamivir, tell your doctor or pharmacist if you are allergic to it; or to milk proteins (not lactose intolerance); or if you have any other allergies.Before using this medication, tell your doctor or pharmacist your medical history, especially of: lung or breathing problems (e.g., asthma, COPD), heart disease, kidney problems.This drug may make you dizzy. Do not drive, use machinery, or do any activity that requires alertness until you are sure you can perform such activities safely. Limit alcoholic beverages.This drug may have less effect on children because they are less likely to inhale this medication correctly.This medication should be used only when clearly needed during pregnancy. Discuss the risks and benefits with your doctor.It is not known whether this drug is passed into breast milk. Consult your doctor before breast-feeding.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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