The invention relates to a 
medicine for treating 
skin diseases and a preparation method of the 
medicine. The 
medicine is prepared from the following raw materials in parts by weight: 20-40 parts of 
rubia cordifolia, 20-40 parts of peach kernel, 20-40 parts of schizonepetaspike, 20-40 parts of red peony root, 20-40parts of 
angelica sinensis, 20-40 parts of belvedere fruit, 20-40 parts of 
fructus xanthii, 20-40 parts of radix rehmanniae, 20-40 parts of fructus 
forsythia, 20-40 parts of 
honeysuckle flower, 20-40 parts of bunge 
corydalis herb, 20-40 parts of rhizoma smilacis glabrae, 20-40 parts of spina gleditsiae, 20-40 parts of platycodon grandiflorum, 20-40 parts of herba leonuri, 20-40 parts of 
apricot kernel, 20-40 parts of white paeony root, 20-40parts of fructus arctii, 20-40 parts of 
paeonia suffruticosa, 20-40 parts of cortex dictamni, 20-40 parts of radix rehmanniae praeparata, 20-40 parts of 
rheum officinale, 20-40 parts of 
honeysuckle stem, 20-40 parts of 
bolbostemma paniculatum, 20-40 parts of liquorice, 20-40parts of 
muskroot-like 
semiaquilegia root, 20-40parts of caulis spatholobi, 5-25 parts of snake slough, 5-25 parts of cortex phellodendri, 5-25 parts of divaricate 
saposhnikovia roots, 5-25 parts of 
cicada slough, 5-25 parts of shikonin, 5-25 parts of 
ligusticum wallichii, 5-25 parts of radix angelicae, 5-25 parts of 
bark of Chinese redbud, 5-25 parts of 
lemna minor, 5-25 parts of 
flos carthami, 50-70 parts of lalang grass 
rhizome and 50-70 parts of indian bread pink epidermis. The raw materials are subjected to nano crushing to prepare a 
capsule or a 
pill. The medicine has a significant 
curative effect on 
skin diseases such as 
rubella, eczema, 
skin itching and 
freckle acnes.