The invention discloses a traditional Chinese medicine prescription for treating renal artery stenosis, which belongs to traditional Chinese medicine compositions and can be used for treating and improving disease symptoms of renal artery stenosis. The traditional Chinese medicine prescription comprises the following components in parts by weight: 5-10 parts of codonopsis pilosula, 5-8 parts of pueraria flower root, 3-5 parts of hovenia dulcis thunb, 3-5 parts of tangerine peel, 3-5 parts of Indian buead, 3-5 parts of capillary wormwood herb, 5-8 parts of Chinese magnoliavine fruit, 3-5 parts of chrysanthemum, 3-5 parts of mongolian dandelion herb, 2-4 parts of astragalus membranaceus, 2-4 parts of leonurus, 2-4 parts of uncaria rhynchophylla, 2-4 parts of Chinese arborvitae twig, 3-5 parts of rosewood heart wood, 3-5 parts of rhodiola rosea, 3-5 parts of prepared common monkshood daughter root, 2-3 parts of indigowoad root, 3-5 parts of silktree albizzia bark, 3-5 parts of suberect spatholobus stem, 3-5 parts of India madder root, 3-5 parts of honeysuckle, 3-5 parts of root-bark of Chinese wolfberry, 2-4 parts of roasted eucommia bark, 2-4 parts of Chinese yam and 2-4 parts of tuber fleeceflower root. The traditional Chinese medicine prescription disclosed by the invention can be used for conditioning the liver and the kidneys by soothing the liver and activating blood circulation and invigorating the kidney and replenishing essence, and can be used for promoting the vascularization and angiectasis of the liver and the kidneys and reducing the blood pressure of blood vessels of the liver and the kidneys, and thus the effect of improving renal artery stenosis can be achieved.