Ginkgo biloba tablets are extracts of Ginkgo biloba leaves, which are brown to yellowish brown powder with special fragrance and bitter taste. It is mainly used clinically for blood stasis type of chest paralysis, angina pectoris of coronary heart disease and vertigo caused by mild cerebral arteriosclerosis of blood stasis type. Each tablet contains 40mg of Ginkgo biloba extract and 9.6mg of total flavonoids, which can increase cerebral blood flow, reduce the resistance of cerebral blood vessels, improve the circulatory function of cerebral blood vessels, protect brain cells, stabilize cell membranes and enable brain cells to avoid damage caused by ischemia. It also dilates coronary arteries, increases blood flow in coronary arteries, improves blood supply to the heart, prevents angina pectoris and the formation of myocardial infarction.