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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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FluMist is contraindicated in individuals with a history of hypersensitivity, especially anaphylactic reactions, to eggs, egg proteins, gentamicin, gelatin, or arginine, or with life-threatening reactions to previous influenza vaccinations.
FluMist is contraindicated in children and adolescents (2-17 years of age) receiving aspirin therapy or aspirin-containing therapy because of the association of Reye's syndrome with aspirin and wild-type influenza infection.
Last reviewed on RxList: 1/10/2012
This monograph has been modified to include the generic and brand name in many instances.
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