Plavix is antiplatelet drug that prevents clot formation after serious injury like heart attack. canadian plavix is used to prevent strokes and heart attacks. It works by helping to prevent harmful blood clots. Plavix keeps the platelets in blood from coagulating to prevent blood clots after heart attacks or stroke. Plavix affects platelets, which are a type of blood cell that clump together to form clots and stop bleeding in the event of a cut or injury. It is part of a class of drugs called antiplatelet medications. Antiplatelet medications help prevent platelets (a type of blood cell) from sticking together and forming a potentially harmful clot. This helps your blood flow more easily. The generic form of plavix (clopidogrel) is also available in the market. Plavix is used to prevent blood clots after a recent heart attack or stroke, and in people with certain disorders of the heart or blood vessels. There are many ways to buy cheap plavix. You can place order for online plavix.