What is the difference between an antiviral and a vaccine?
Antivirals are drugs used for the prevention and early treatment of influenza. If taken shortly after getting sick (within 48 hours), they can reduce influenza symptoms, shorten the length of illness and potentially reduce the serious complications of influenza. Antivirals work by reducing the ability of the virus to reproduce but do not provide immunity against the virus. The H1N1 Flu Virus can be treated with two different antivirals, oseltamivir (Tamiflu) and zanamivir (Relenza). A vaccine is any preparation intended to produce immunity to a disease by stimulating the production of antibodies. Vaccines are the primary means to prevent illness and death from influenza. They stimulate the production of antibodies against the flu virus components included in the vaccine, providing immunity against the virus. In order to provide the best protection, a vaccine must be tailored to fight off specific strains of influenza.
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