Prescription onlyClass: Infection



Prescription onlyClass: Infection
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Prevents the flu.

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Our bottom line

Tamiflu (Oseltamivir) can reduce flu symptoms, but it needs to be taken within two days of the flu starting or it won't work.

Price and discounts
Best available price for 1 (10 capsules of 75mg) dose pack of oseltamivir


  • A liquid form is available for those not able to swallow capsules.
  • Dosing is fairly easy; it's only taken twice a day for 5 days.


  • Tamiflu (Oseltamivir) needs to be taken within 2 days of the start of flu symptoms, or else it won't work.
  • Taking Tamiflu (Oseltamivir) won't prevent you from spreading the flu to others.
  • Could cause headaches or confusion.
How it works

Tamiflu (Oseltamivir) is an antiviral medication that when taken within 48 hours of the flu starting, can shorten the time it takes your body to get rid of the virus and make your symptoms go away faster.

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Side effect rates for Tamiflu (oseltamivir)

186 From clinical trials of Tamiflu / Flu prevention
  • Vomiting
  • Middle ear inflammation
  • Lung infection
  • Bronchitis

Risks and Warnings for Tamiflu (oseltamivir)

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  • Tamiflu (Oseltamivir) should not be taken if the patient has had a nasal flu vaccine within the last two weeks.

Common concerns from people taking Tamiflu (oseltamivir)

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