Safety Alerts & Recalls

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If you or someone you care for receives a prescription for liquid Tamiflu Oral Suspension, please review the directions for your prescription and make sure you understand how to measure the dose before you leave the pharmacy.

1) The directions on your prescription for liquid Tamiflu Oral Suspension should be written with the dose in milligrams (mg). You should use the dosing dispenser packaged with the medication, unless otherwise directed by your health care provider.

2) If your Tamiflu directions are written as a volume such as milliliters (mL) or teaspoons, ask your pharmacist or health care provider to provide an accurate dosing dispenser, such as an oral syringe labeled with measurements that match the prescription directions. Review how to draw up the correct volume for the prescribed dose with your pharmacist or health care provider. The dosing dispenser packaged with the product should be discarded.

3) If the dosing dispenser packaged with Tamiflu oral suspension is lost or damaged, ask your pharmacist or health care provider to provide you with a new dispenser, such as an oral syringe. Be sure to review how to correctly use the replacement dispenser, especially if the dose on the prescription directions is different than the measurements on the replacement dispenser.

Tamiflu (oseltamivir) for Oral Suspension: Potential Medication Errors

The FDA has issued a Public Health Alert to warn about possible dosing errors with liquid Tamiflu (oseltamivir) for Oral Suspension. U.S. health care providers usually write prescriptions for liquid medicines in milliliters (mL) or teaspoons, while Tamiflu Oral Suspension is dosed in milligrams (mg). The dosing dispenser packaged with Tamiflu has markings only in 30, 45 and 60 mg. The FDA has received reports of errors where dosing instructions for the patient do not match the dosing dispenser.

Tamiflu (oseltamivir) is a medication used to treat some types of influenza infection ('flu') in adults and children (older than 1 year of age). This medication is also used to prevent some types of flu in adults and children (older than 1 year of age) when they have spent time with someone who has the flu or when there is a flu outbreak. Tamiflu comes in capsules and a liquid oral suspension. The liquid oral suspension is usually prescribed to children or adults who have a hard time swallowing capsules.

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Source: FDA
Publication Date: 2009-09-25
Last Updated: 2009-12-05

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