Aprepitant is used with other medications to help prevent nausea and vomiting caused by cancer drug treatment (chemotherapy). Aprepitant works by blocking one of the body's natural substances (substance P/neurokinin 1) that causes vomiting.This medication will not treat nausea or vomiting that has already started. Ask your doctor what you should do if you already have nausea or vomiting.
How to use Aprepitant
Read the Patient Information Leaflet if available from your pharmacist before you start taking aprepitant and each time you get a refill. If you are taking the liquid form of this medication, read the Instructions for Use sheet for directions on the proper use of this medication. If you have any questions, ask your doctor or pharmacist.
Take this medication by mouth with or without food as directed by your doctor. If you are taking capsules, swallow the capsules whole.
Take the first dose as directed by your doctor, usually 1 hour before the start of chemotherapy. For the next 2 days, continue to take a dose once daily 1 hour before the start of treatment if you are getting chemotherapy that day. If you are not getting any chemotherapy, then take the dose once daily in the morning.
The dosage is based on your medical condition, age, and response to treatment. In children, the dosage is also based on weight. It is important to follow your doctor's instructions for when to take each dose, how long to keep taking it, and the strength (number of milligrams) of each dose. If you have any questions, ask your doctor or pharmacist.
Tell your doctor if you vomit or feel nauseated.
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CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgment of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.