Aspirin, Atorvastatin and Clopidogrel, which prevents heart attack. Aspirin and clopidogrel are antiplatelet medications. They work by preventing the platelets from sticking together and decrease the formation of harmful blood clots. Atorvastatin is a lipid-lowering medication that blocks an enzyme that is required in the body to make cholesterol. It lowers the "bad" cholesterol (LDL), triglycerides and raises the "good" cholesterol (HDL).