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PRECAUTIONS: Before taking dipyridamole, 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: other heart problems (e.g., severe coronary artery disease, recent heart attack, low blood pressure), liver disease.This drug may make you dizzy. Do not drive, use machinery, or do any activity that requires alertness until you are sure you can perform such activities safely. Limit alcoholic beverages.Before having surgery, tell your doctor or dentist that you are using this medication.During pregnancy, this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor.This medication 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.If you are currently taking aspirin, consult your doctor promptly and ask whether to continue or stop taking it with this medication for your specific condition (e.g., stroke prevention). If you are not currently taking aspirin, consult your doctor before starting it for any medical condition.Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: adenosine, "blood thinners" (e.g., heparin, enoxaparin, dalteparin, ardeparin, fondaparinux, tinzaparin), other medicines that affect platelets (e.g., ticlopidine, abciximab, eptifibatide, lepirudin), neostigmine, pyridostigmine, valproic acid.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. Need help identifying pills and medications? Use the pill identifier tool on RxList.