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Swine Flu (H1N1 influenza A virus) Antiviral Treatment »
The 2009 swine flu virus (otherwise known as H1N1 influenza) is caused by an H1N1 influenza A virus. H1N1 influenza viruses are the normal cause of influenza in humans and may also infect other animals, including pigs. This particular variant is an example of a virus that likely originated in swine and has mutated (changed its biological characteristics) so it is now affecting humans.
Symptoms of swine flu vary widely and are similar to symptoms of seasonal flu. Infected individuals may experience
Vomiting and diarrhea have been reported and severe cases may result in respiratory failure and even death.
Read the Swine Flu (H1N1 influenza A virus) Antiviral Treatment article »
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Since influenza virus vaccine is usually given only one time per year, you will most likely not be on a dosing schedule. Call your doctor if you forget to receive your yearly vaccination in October or November.
If your child misses a booster dose of this vaccine, call your doctor for instructions.
An overdose of this vaccine is unlikely to occur.
For at least 21 days after receiving nasal influenza virus vaccine, avoid close contact with anyone who has a weak immune system caused by disease (such as cancer, HIV, or AIDS), or by certain medicines such as steroids, cancer chemotherapy, or radiation treatment. A person with a weak immune system can become ill if they have close contact with you after you have recently received a an influenza vaccine.
For at least 2 weeks after receiving this vaccine, avoid using antiviral medications that are normally used to treat flu symptoms, such as oseltamivir (Tamiflu) or zanamivir (Relenza).
Before receiving this vaccine, tell the doctor about all other vaccines you have recently received.
Also tell the doctor if you have recently received drugs or treatments that can weaken the immune system, including:
This list is not complete and there may be other drugs that can affect this vaccine. Tell your doctor about all the prescription and over-the-counter medications you have received. This includes vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start using a new medication without telling your doctor.
Your doctor or pharmacist may have information about nasal influenza virus vaccine written for health professionals that you may read. You may also find additional information from your local health department or the Centers for Disease Control and Prevention.
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