The invention discloses an external Chinese medicine for treating bedsore. The external Chinese medicine is prepared from moschus, dragon bone, myrrh, minium, bee wax, dried alum, pseudo-ginseng root, dragon's blood, suberect spatholobus stem, szechuan lovage rhizome, red-rooted salvia root, common clubmoss herb, honeysuckle flower, safflower, weeping forsythia, dahurian angelica root, fried pangolin, fried spina gleditsiae, thunberg fritillary bulb, sinkiang arnebia root, pepper, liquoric root, crude fructus gardenia, amur corktree bark, astragalus, coptis root, baikal skullcap root, garden burnet root, frankincense, borneol, pearl powder, sesame oil, common bletilla tuber, Japanese ampelopsis root and white paeony root in a certain ratio. The external Chinese medicine for treating bedsore can play roles in diminishing inflammation and sterilizing, and can be used for prompting convergence of bedsore surfaces and rapid regression of redness and swelling till bedsore surfaces are fully cured.