The invention discloses a Chinese herbal medicinal 
external application preparation and a preparation method and application thereof, belonging to the technical field of Chinese medicinal preparations. The preparation is characterized by consisting of the following substances in parts by weight: 15-25 parts of common threewingnut root, 15-25 parts of 
mimosa pudica, 6-15 parts of kiskatom epicarp,10-20 parts of hemsley rockvine root, 6-15 parts of pepper, 10-20 parts of dyers woad leaf, 3-8 parts of chinaberry 
bark and 3-8 parts of 
centipede. The Chinese herbal medicinal 
external application preparation has the effects of relieving fever, relieving internal heat, inducing 
diaphoresis to dispel wind, detoxifying, eliminating toxicants, sterilizing, eliminating dampness, resisting 
inflammation, eliminating the swelling, relieving 
itching, removing ringworm, regulating 
immunity, improving 
microcirculation and the like, has remarkable healing effects on 
psoriasis, eczema, herpes, 
skin itch, dermatophytosis, athlete's foot and the like, and has the advantages of high 
cure rate, extensive treatment, no damage to 
human skin, small toxic or 
side effect, simple preparation method, using safety and convenience and low production cost. The preparation plays in role in treating the 
malignant disease with poisonous agents, and has the characteristics of capability of treating both principal and secondary aspects of a 
disease, remarkable healing effect, difficult recurrence after curing and easiness for application.