The invention relates to a traditional Chinese medicine for treating hypertension. The traditional Chinese medicine is characterized by comprising 5-10g of rehmannia glutinosa, 5-10g of dogbane leaf, 5-8g of panax psqudo-ginseng leaf, 5-8g of persimmon leaf, 10-15g of puerarin, 10-15g of herba rhodiolae, 10-15g of gynostemma, 5-8g of lotus leaf, 10-15g of angelica, 10-15g of radix paeoniae alba, 10-15g of ligusticum wallichii, 10-15g of astragalus mongholicus, 10-15g of codonopsis pilosula, 10-15g of rhizoma atractylodis macrocephalae, 5-10g of poria cocos, 5-10g of rosa cymosa tratt, 10-20g of yam rhizome, 10-15g of eucommia ulmoides, 10-15g of caulis akebiae, 5-10g of chrysanthemum, 5-10g of maythorn, 10-15g of salvia miltiorrhiza, 5-10g of mulberry leaf, 10-15g of rhizome gastrodiae, and 5-10g of ginkgo leaf. The invention researches and tests the formula of the traditional Chinese medicine for treating hypertension. By the adoption of the medicine, hypertension can be treated, side effects are small, the medicine is suitable for various groups of people, waste in a blood vessel is effectively removed, a blood vessel channel is cleaned, and the medicine has the advantages of flourishing the blood vessel, protecting or conditioning the blood vessel.