The invention discloses a traditional Chinese medicine for curing skin diseases, mainly containing the following raw materials according to certain weight shares: 1 naze, 0.05 to 3 calcined alum, 0.05 to 3 yellow lead, 0.05 to 0.5 red pine, and 0.05 to 0.5 black sand. The main functions of the traditional Chinese medicine include quick sterilization, itching relieving, ache stopping, convergence, corrosion elimination, muscle generating, toxin expulsion and pathogens elimination and the traditional Chinese medicine has a particular effect in curing viral herpes, herpes zoster, infectious scabies and other skin diseases, with a curing rate reaching 100 percent. Besides, the traditional Chinese medicine has a good effect in curing the common skin diseases. Compared with the prior medicines, the medicine has the advantages of quick result, good curing effect, recoverability, having no relapse, low cost, etc.