The invention provides a traditional Chinese medicine composition for treating chronic eczema of the scrotum. The parts by weight of various raw materials in the traditional Chinese medicine composition are as follows: 10-20 parts of Galla chinensis, 10-20 parts of Sophora flavescens, 10-20 parts of Fructus Cnidii, 10-20 parts of red peony root, 10-20 parts of comfrey, 10-20 parts of white moss bark, 10-20 parts of Smilax smilax, 10-20 parts of Patrinia, 10-20 parts of Cortex Phellodendri, 10-20 parts of Notopterygium, hundred 10-20 parts of fennel, 10-20 parts of Qingdai, 10-20 parts of Scutellaria baicalensis, 10-20 parts of Baiji, 10-20 parts of Fangfeng, 10-20 parts of safflower, 10-20 parts of raw land, 10-20 parts of Burnet . The present invention penetrates into the body through the skin, can reduce exudate, improve the operation of local meridians, and the medicinal effect can directly reach the affected part of the skin lesion, so as to accelerate the healing of the skin lesion. The invention can constrict skin blood vessels, slow blood flow, reduce metabolism, inhibit exudation, effectively relieve itching, accelerate skin lesion healing, and directly infiltrate medicinal liquid into skin lesion to achieve good therapeutic effect.