Tamiflu (oseltamivir)

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OSELTAMIVIR (Tamiflu®) is a drug used to treat infections caused by two of the most common flu viruses. Oseltamivir may decrease the length of time you experience symptoms of the flu by 1.2 days. Oseltamivir may also help to reduce the risk of spreading the flu to others.

What should I tell my health care provider before I take this medicine?
They need to know if you have any of the following conditions:
• decreased kidney function
• heart disease
• liver disease
• lung disease
• an unusual or allergic reaction to oseltamivir, other medicines, foods, dyes, or preservatives
• pregnant or trying to get pregnant
• breast-feeding

How should I use this medicine?
Oseltamivir capsules are taken by mouth. You may take oseltamivir with or without food. If oseltamivir upsets your stomach, take it with food. To treat the flu, oseltamivir is usually given two times per day for 5 days. Follow the instructions given to you by your prescriber or health care professional.

What drug(s) may interact with oseltamivir?
There are no known drug interactions with oseltamivir.
Tell your prescriber or health care professional about all other medicines that you are taking, including non-prescription medicines, nutritional supplements, or herbal products. Also tell your prescriber or health care professional if you are a frequent user of drinks with caffeine or alcohol, if you smoke, or if you use illegal drugs. These may affect the way your medicine works. Check before starting or stopping any of your medicines.

What side effects may I notice from using oseltamivir?
Side effects due to oseltamivir are uncommon and are not usually severe.
Side effects that you should report to your prescriber or health care professional as soon as possible:
• change in mood or behavior, especially if unusual or if the behavior may cause self-injury
• difficulty breathing or shortness of breath
• infection and inflammation of the sinuses (nose) and chest
• skin rash
Side effects that usually do not require medical attention (report to your prescriber or health care professional if they continue or are bothersome):
• coughing
• difficulty sleeping
• dizziness
• headache
• nausea and vomiting

What should I watch for while taking oseltamivir?
Treatment with oseltamivir should be started within 2 days of the beginning of flu symptoms to be effective. Finish the whole course of treatment even if you start to feel better sooner. The entire treatment is needed to make sure the infection is totally treated. Do not share oseltamivir with anyone, even if they have the same symptoms.
Oseltamivir is not a substitute for the flu shot. You should continue receiving an annual flu shot based upon the advice of your primary health care provider.

Where can I keep my medicine?
Keep out of the reach of children.
Store at controlled room temperature between 15 and 30 degrees C (59 and 86 degrees F). Throw away any unused medicine after the expiration date.