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Tamiflu
PREGNANCY CATEGORY C
Drug Classes
Antiviral
Neuraminidase inhibitor
Therapeutic Actions
Selectively inhibits influenza virus neuraminidase; by blocking the actions of this enzyme, there is decreased viral release from infected cells, increased formation of viral aggregates, and decreased spread of the virus.
Indications
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Treatment of uncomplicated acute illness due to influenza virus (A or B) in adults and children who have been symptomatic for 2 days or less
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Prevention of naturally occurring influenza A and B in adults and children in close contact with the flu
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Unlabeled use: Treatment and prevention of H1N1 influenza A (swine flu)
Contraindications and Cautions
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Contraindicated with allergy to any component of the drug.
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Use cautiously with pregnancy, lactation, asthma, COPD.
Available Forms
Capsules—30, 45, 75 mg; powder for oral suspension—6 mg/mL
Dosages
Adults and patients 13 yr and older
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Treatment: 75 mg PO bid for 5 days, starting within 2 days of the onset of symptoms.
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