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Cough, runny nose, sneezing, sore throat, fever, headache, chills, or tiredness may occur. If any of these effects last or get worse, tell your health care professional promptly.

Remember that this vaccine has been prescribed because your health care professional has judged that the benefit to you is greater than the risk of side effects. Many people using this vaccine do not have serious side effects.

A very serious allergic reaction to this vaccine is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: 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 health care professional.

Contact the health care professional for medical advice about side effects. The following numbers do not provide medical advice, but in the US you may report side effects to the Vaccine Adverse Event Reporting System (VAERS) at 1-800-822-7967. In Canada, you may call the Vaccine Safety Section at Public Health Agency of Canada at 1-866-844-0018.

Before you receive this vaccine, tell the health care professional if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients (such as gentamicin, gelatin, arginine), which can cause allergic reactions or other problems. Talk to your health care professional for more details.

Before receiving this vaccine, tell your health care professional your medical history, especially of: breathing problems (such as asthma, wheezing, lung disease), current fever/illness, diabetes, a certain nerve disorder (Guillain-Barre syndrome), immune system disorders (such as due to HIV infection, certain cancers such as leukemia/lymphoma, cancer or radiation treatment), kidney disease, vaccination history (including previous reactions to any vaccines).

This vaccine contains a weakened form of the flu virus. After receiving the vaccine, you may be able to infect others with flu for up to 3 weeks. Rarely, infections may occur in people in close contact with someone who has received this vaccine. Caution is advised if you have regular close contact with family/household members with weakened immune systems (for example, due to cancer).

Children aged 2 to 17 years who are taking aspirin should not receive this vaccine due to the risk for developing Reye's syndrome, a rare but serious condition. Also, children in this age group should not use products containing aspirin for 4 weeks after receiving this vaccine unless directed by the doctor. Consult the doctor for details.

This form of the vaccine is not recommended for use during pregnancy. Instead, a flu vaccine that is given by injection is recommended. Consult your health care professional for more details.

It is unknown if this vaccine passes into breast milk. Consult your health care professional before breastfeeding.

See also Precautions section.

Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your health care professional. Do not start, stop, or change the dosage of any medicines without your doctor's approval.

Some products that may interact with this vaccine are: drugs that weaken the immune system (including cyclosporine, tacrolimus, cancer chemotherapy, corticosteroids such as prednisone).

Avoid taking certain drugs that fight flu virus (such as amantadine, oseltamivir, rimantadine) when receiving this vaccine. If you are currently taking any of these drugs, you should not receive this vaccine until at least 48 hours after stopping treatment. Do not take any of these drugs until at least 2 weeks after receiving this vaccine.

Not applicable.

Keep all medical and lab appointments.

Keep vaccine records for yourself and your children and provide them to the health care professionals to prevent unnecessary re-vaccinations.

This vaccine is usually given once every flu season. If your child is prescribed a second dose, mark your calendar with a reminder. If your child misses the dose, call the health care professional to reschedule.

Store in the refrigerator. Do not freeze. Keep the product in the original carton to protect from light. This product may be taken out of the refrigerator and put back in the refrigerator only once, if needed. The total time out of the refrigerator should not be more than 12 hours. Keep all medications away from children and pets.

Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company.