Read the Medication Guide and, if available, the Patient Information Leaflet provided by your pharmacist before you start taking prasugrel and each time you get a refill. If you have any questions, ask your doctor or pharmacist.

Take this medication by mouth with or without food as directed by your doctor, usually once a day. Your doctor may direct you to take this medication with low-dose aspirin (usually 81-162 milligrams a day). Follow your doctor's instructions carefully.

The manufacturer directs not to split the tablet before taking it. However, many similar drugs (immediate-release tablets) can be split. Follow your doctor's directions on how to take this medication.

It is very important to take prasugrel exactly as directed. Do not increase your dose or take this medication more often than prescribed. Your condition will not improve any faster, and your risk of side effects will increase. Also, do not stop using this medication unless directed by your doctor.

The dosage is based on your medical condition, weight, and response to treatment.

Use this medication regularly to get the most benefit from it. To help you remember, take it at the same time each day.