The invention relates to an oral medicament for treating cardiovascular and cerebrovascular diseases, in particular to traditional Chinese medicine oral granules for treating the cardiovascular and cerebrovascular diseases, which are prepared by taking plant Chinese herbal medicines as raw materials. The traditional Chinese medicine oral granules are characterized in that the traditional Chinese medicine oral granules comprise the following active pharmaceutical ingredients in parts by weight (unit: g): 100-200 parts of unprocessed sanchi, 50-150 parts of American ginseng, 50-150 parts of fleece-flower root, 50-150 parts of hawthorn, 50-150 parts of eucommia, 50-150 parts of peach seed, 50-150 parts of cassia seed and 200-300 parts of salviae miltiorrhizae radix. The medicines are cleaned, air-dried and ground into powder (special grinding for pharmacies), and one spoon, namely about 10g of the traditional Chinese medicine oral granules is blended into decoction with boiled water for oral administration before sleep at night. All the medicines are compatible and complement mutually, thereby having the effects of activating blood circulation, removing blood stasis, dissipating the blood stasis, detumescence, moisturizing intestine, relaxing bowels, lowering lipid, reducing weight, clearing heart, relieving restlessness, nourishing blood for tranquillization, regulating immunity, bacteriostasis, preventing cancers, reducing blood pressure and regulating blood lipid, realizing synergism of efficacy, effectively restoring cells, clearing garbage in blood, gradually dissolving cholesterol and blood lipid on the walls of blood vessels, eliminating atherosclerotic blood lipid precipitation on the walls of the blood vessels, improving the elasticity of the blood vessels and having significant efficacy for treating the cardiovascular and cerebrovascular diseases.