The invention belongs to the field of Chinese medicaments, in particular discloses a Chinese medicament for treating nephritis hematuria. The Chinese medicament is prepared from the following raw materials in a certain weight ratio: amur corktree bark, yanhusuo, medulla junci, weeping forsythiae capsule, tree peony bark, Indian buead, lalang grass rhizome, Sinkiang arnebia root, sanchi, Chinese dwarf cherry seed, Chinese angelica, common macrocarpium fruit, radix rehmanniae preparata, himalayan teasel root, fennel fruit, szechwan chinaberry fruit and liquoric root. The Chinese medicament has simple preparation, good absorption effect, obvious curative effect, no side effect and high safety.