The invention relates to an externally used traditional Chinese medicine composition for treating rheumatoid bone diseases. The externally used traditional Chinese medicine composition is prepared from, by weight, 10-30 parts of radix clematidis, 5-25 parts of Chinese ephedra, 10-30 parts of cassia twig, 10-30 parts of caulis spatholobi, 5-25 parts of anisodus luridus, 10-30 parts of rhizoma arisaematis, 10-30 parts of raw pinellia, 5-25 parts of short-pedicel aconite roots, 15-30 parts of peach kernels, 10-30 parts of safflower, 10-30 parts of radix angelica sinensis, 20-40 parts of Szechwan Lovage rhizomes, 20-40 parts of radix angelicae pubescentis, 20-40 parts of radix rehmanniae, 15-30 parts of notopterygium roots, 15-30 parts of gentiana macrophylla, 10-20 parts of radix sileris, 15-30 parts offructus aurantii, 20-40 parts of radix cyathulae, 20-40 parts of common clubmoss herb, 30-50 parts of herba pyrolae, 20-40 parts of pepper stem, 20-40 parts of herba aristolochiae mollissimae, 20-40 parts of radix aconiti, 20-40 parts of radix aconiti, 10-30 parts of asarum, 30-50 parts of obscured homalomena rhizomes, 30-50 parts of dried ginger, 30-50 parts of golden cypress, 15-30 parts of clove, 50-70 parts of dried hot pepper, 30-50 parts of camphor and 40-60 parts of menthol.