Harvard Health Letter

Study shows aspirin as effective as warfarin for people with heart failure

Taking aspirin to help prevent blood clots may be just as effective as taking warfarin if you have heart failure, a study in the New England Journal of Medicine showed. Having heart failure means your heart doesn't effectively pump blood out to the body, allowing blood to pool in the heart and possibly form clots that can lead to strokes. In the study of more than 2,300 people with heart failure, participants were given either warfarin or aspirin. After three and a half years, the rate of cardiovascular events was about the same in both groups. Those on warfarin had better protection against ischemic strokes, while those on aspirin were better protected against major brain hemorrhage.

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