aprepitant - oral, Emend (cont.)
PRECAUTIONS: Before using aprepitant, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.Before using this medication, tell your doctor or pharmacist your medical history, especially of: liver problems.During pregnancy, this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor.It is not known if this drug passes into breast milk. Consult your doctor before breast-feeding.
DRUG INTERACTIONS: Your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them. Do not start, stop, or change the dosage of any medicine before checking with your doctor or pharmacist first.This drug should not be used with the following medications because very serious (possibly fatal) interactions may occur: cisapride, pimozide.If you are currently using either of these medications listed above, tell your doctor or pharmacist before starting aprepitant.Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: drugs affecting liver enzymes that remove aprepitant from your body (such as azole antifungals including itraconazole, macrolide antibiotics including erythromycin, cimetidine, rifamycins including rifabutin, St. John's wort, certain anti-seizure medicines including carbamazepine/phenytoin, certain cancer chemotherapy drugs including ifosfamide/vinblastine/vincristine).Aprepitant can both speed up and slow down the removal of other drugs from your body, thereby affecting how they work. These affected drugs include (not a complete list): benzodiazepines (e.g., alprazolam, midazolam, triazolam), simvastatin, drugs to treat male sexual function problems (e.g., sildenafil).If you take warfarin, this drug may affect how well warfarin works in your body. Therefore, your doctor should test your blood during the 2 weeks after your aprepitant treatment to measure how well warfarin is working.This medication may decrease the effectiveness of hormonal birth control such as pills, patch, or ring. This could cause pregnancy. Discuss with your doctor or pharmacist if you should use additional reliable birth control methods while using this medication and for 1 month after stopping this medication. Also tell your doctor if you have any new spotting or breakthrough bleeding, because these may be signs that your birth control is not working well.This document does not contain all possible interactions. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share the list with your doctor and pharmacist.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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