Aid in the prevention of blood clots that may form in blood vessels anywhere in the body after a heart attack. Reduce the risk of death, another heart attack, or stroke after a heart attack. The risk of hemorrhage usually depends on the dosage and length of treatment with this drug. Hemorrhage and necrosis have been reported to result in death or permanent disability.
Severe necrosis can lead to the removal of damaged tissue or amputation of a limb.
Necrosis appears to be associated with blood clots located in the area of tissue damage and usually occurs within a few days of starting Coumadin treatment. Therefore, it is very important that you take this medication exactly as prescribed by your doctor and that your doctor monitor your condition on a regular basis. Be especially careful to stick to the exact dosage schedule your doctor prescribes. Effective treatment with minimal complications depends on your cooperation and communication with the doctor. Do not take or discontinue any other medication unless directed to do so by your doctor.