Let's take a minute to talk about your medication. This is aprepitant. It helps to prevent nausea and vomiting that can happen with chemotherapy or after surgery. Aprepitant is often used with other medications. It may have other uses, too. Aprepitant is often given before chemotherapy treatment or surgery. Your doctor will determine your dose and how often you should use this medicine. You should take it exactly as your doctor tells you to. It is important to swallow the capsules whole. You can take your dose with or without food. Most people tolerate this medicine well. Common side effects include an upset stomach, hiccups, diarrhea, or constipation. It may also lower your blood pressure and make you feel tired, weak or dehydrated. You should wait until you know how this medicine affects you before you do activities that require you to be alert, like driving. If these or other side effects become reasons you want to stop taking this medicine, please talk to your doctor or pharmacist. As with any medicine, rare but more serious side effects can occur. You should read the Patient Information Sheet to know which symptoms to watch for and when to report changes. To help keep this medicine safe for you, your doctor may order blood tests. Aprepitant can interact with other medicines. You should always check with your doctor or pharmacist before taking other medicines. Aprepitant may be unsafe for babies. Women must talk to their doctors about which birth control methods to use and for how long. Women should check with their doctors before breastfeeding. For best results, take this exactly as your doctor tells you and read the Patient Information Sheet for more information.