Tamiflu Dosage

The recommended starting dose of Tamiflu for most adults and adolescents is 75 mg, twice a day, for five days. Your specific Tamiflu dosage will be based on factors such as your age and any other medical conditions you may have. When used to prevent (rather than treat) the flu, the medication should be taken daily for at least 10 days. A child's Tamiflu dosage will depend on the child's weight.

Tamiflu Drug

Tamiflu Dosage: An Overview

When selecting your dose of Tamiflu^® (oseltamivir phosphate), your doctor will consider a number of factors, including:

Your age
Other medical conditions you may have.

As is the case with all medicines, do not adjust your dosage unless specifically instructed by your healthcare provider to do so.

Tamiflu Dosage for the Treatment of Flu in Adults and Adolescents

The recommended starting dosage for most adults and adolescents over the age of 13 is 75 mg, twice a day, for five days. Tamiflu should be started within two days of first noticing flu symptoms.

Tamiflu Dosage for Prevention of the Flu in Adults and Adolescents

Tamiflu should be started as soon as one has been in close contact with someone who has the flu, preferable within two days. The recommended dose for flu prevention in people age 13 or older is 75 mg once a day for at least 10 days. If there is a flu outbreak in your area, you can take 75 mg once a day for up to six weeks.

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