Introduction

Granisetron (gra-NIS-e-tron)

Prevents nausea and vomiting during surgery or cancer treatments (chemotherapy or radiation).

Brand Name(s)

There may be other brand names for this medicine.

When This Medicine Should Not Be Used

You should not use this medicine if you have had an allergic reaction to granisetron.

How to Use This Medicine

Injectable

• Your doctor will prescribe your exact dose and tell you how often it should be given. This medicine is given through a needle placed in one of your veins.
• This medicine is given just before surgery or on the day you receive your cancer treatment.
• A nurse or other trained health professional will give you this medicine.

Drugs and Foods to Avoid

Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.

Warnings While Using This Medicine

• Make sure your doctor knows if you are pregnant or breast feeding.

Possible Side Effects While Using This Medicine

Call your doctor right away if you notice any of these side effects:

• Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing.
• Lightheadedness or fainting.
• Fast, slow, or uneven heartbeat.
• Fever, chills, cough, sore throat, and body aches.

If you notice these less serious side effects, talk with your doctor:

• Feeling restless, anxious, or agitated.
• Headache.
• Drowsiness or weakness.
• Constipation, diarrhea, stomach pain.
• Bad or unusual taste in your mouth.
• Trouble sleeping.

If you notice other side effects that you think are caused by this medicine, tell your doctor

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088