Introduction

Influenza Virus Vaccine, H5N1

Keeps you from getting sick with an influenza virus ("catching the flu").

Brand Name(s)

There may be other brand names for this medicine.

When This Medicine Should Not Be Used

You should not receive this medicine if you have had an allergic reaction to influenza virus vaccine, H5N1 (a flu shot).

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 as a shot into one of your muscles.
• A nurse or other trained health professional will give you this medicine.

If a dose is missed:

• It is very important that you receive the second dose on schedule. If you missed the second dose or if you must cancel the appointment for the second dose, make another appointment as close to that date as possible.

Drugs and Foods to Avoid

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

• Make sure your doctor knows if you are using medicine that weakens your immune system, such as a steroid or cancer treatment. This vaccine may not work as well if you are also using these medicines.

Warnings While Using This Medicine

• Make sure you doctor knows if you are pregnant or breastfeeding, or if you have ever had an allergic reaction to chicken or egg products. Also tell your doctor if you have any problems with your immune system or if you have a severe nerve and muscle problem called Guillain-Barré syndrome (GBS).
• Tell your doctor if you have ever had severe reactions to previous influenza vaccinations.
• This medicine will not treat flu symptoms if you already have the virus.

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.
• Fever, chills, cough, runny or stuffy nose, sore throat, and body aches.

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

• Diarrhea or nausea.
• Headache.
• Muscle pain
• Pain, redness, swelling, or tenderness where the shot was given.
• Tiredness or weakness.