The invention relates to a Chinese medicinal composition for treating ovine mycoplasma pneumoniae, which comprises the following components in part by weight: 15 to 25 parts of Vietnamese sophora root, 15 to 25 parts of indigowoad root, 15 to 25 parts of indigowoad leaf, 5 to 15 parts of baical skullcap root, 15 to 20 parts of barbed skullcap herb, 5 to 15 parts of caladium, 15 to 20 parts of Indian buead, 20 to 30 parts of astragalus, 15 to 20 parts of szechuan tangshen root, 10 to 20 parts of Szechuan lovage rhizome and 5 to 15 parts of liquoric root. In the Chinese medicinal composition, a pure Chinese medicinal herb preparation is developed by combining the research achievements of the pharmacology of modern Chinese veterinary medicines, formulating prescriptions elaborately and screening strictly according to the treatment based on syndrome differentiation and holism concept in Chinese veterinary science. The Chinese medicinal composition consists of the following 11 Chinese medicinal herbs of the Vietnamese sophora root, the indigowoad root, the baical skullcap root, the barbed skullcap herb, the caladium, the Indian buead, the astragalus, the Chinese angelica, the szechuan tangshen root, the Szechuan lovage rhizome, the liquoric root and the like, and has the effects of clearing heat, detoxicating, relieving cough, reducing sputum, tonifying qi and promoting blood circulation.