The most common effect of aspirin is analgesic effect, which is by inhibiting prostaglandins, to play a pain-relieving effect on nociceptive nerves. It is a peripheral analgesic, but it can not treat all pains, mainly for chronic dull pains. Aspirin has anti-platelet function and also has a certain effect on Alzheimer’s disease, especially in small doses, it can achieve the effect of reducing Alzheimer’s disease, which may promote blood flow, prevent blood clotting, prevent thrombosis, and achieve the effect of alleviating Alzheimer’s disease, but aspirin is now anti-platelet treatment, as well as from primary prevention to secondary prevention, so for Those who clearly have cardiovascular disease can use aspirin for antiplatelet therapy.