Chinese medicinal preparation for treating hypertension

The invention relates to a Chinese medicinal preparation for treating hypertension, which comprises the following Chinese herbal medicines in part by weight: 20 to 40 parts of motherwort herb, 20 to 40 parts of root of red-rooted salvia, 20 to 40 parts of common selfheal fruit-spike, 10 to 20 parts of chrysanthemum, 15 to 30 parts of white paeony root, 10 to 30 parts of cassia seed, 10 to 30 parts of gambir plant, 10 to 30 parts of stir-fried spiny jujube kernel, 10 to 30 parts of figwort root, 10 to 30 parts of Szechuan lovage rhizome, 5 to 15 parts of tall gastrodia tuber, 6 to 20 parts of baical skullcap root, 6 to 20 parts of earthworm, 2 to 8 parts of twotooth achyranthes root and 6 to 15 parts of orange peel. The Chinese medicinal preparation has the effects of clearing heat and cooling blood, promoting blood circulation and dispelling blood stasis, dispelling wind and heat, calming liver and improving eyesight, detoxicating and relieving exterior syndrome, has a good curative effect on the hypertension