Description
Tamiflu is an antiviral drug that is used in the treatment and prophylaxis of both Influenza virus A and Influenza virus B. It is the main drug used to treat the current outbreak of Swine Flu.

Dosage and Usage
Tamiflu is meant to be used for the treatment and prevention of infaction due to Influenza A and B virus in people at least one year of age.
The usual adult dosage for treatment of Influenza is 75mg twice a day for 5 days, begining within 2 days of the appearance of symptoms and with decreased doses for children and patients with renal impairment. It my be given as a preventive measure either during a community outbreak or following close contact with an infacted individual.

Early Treatment
The importance of early treatment is that the NA protein inhibition is more effective within the first 48 hours. If the virus has replicate and infected many cells the effectivness of this medication will be severely  diminished, especially over time.

Adverse Effects
Common adverse drug reactions associated with Tamiflu tearpy include:
Nausea
Vomiting
Diarrhea
Abdominal pain
Headaches