The invention relates to a traditional Chinese medicinal composition for treating vulvitis. The composition is mainly prepared from arisaema cum bile, cortex phellodendri, fructus kochiae, radix sophorae flavescentis, radix stemonae, cortex dictamni, herba verbena and fructus cnidii by processing according to certain weight parts, has the efficacy of clearing heat and promoting diuresis, realizing broad-spectrum antibacterial effect and killing parasites to relieve itching, is used for treating various diseases such as vulvitis, colpitis, vulvar eczema, crab louse and leukoplakia vulvae taking pruritus vulvae as primary symptom, and a miraculous effect is achieved; meanwhile, effective components of medicine enter into viscus through a mucous membrane, so that qi and blood are invigorated, the immunity of a reproductive system is enhanced, and the effect of thoroughly curing is realized; the traditional Chinese medicinal composition is free of relapse and small in toxic or side effect and can be used by pregnant women and breast feeding women; meanwhile, the traditional Chinese medicinal composition has better treatment effects for colpitis and cervicitis, and is wide in indication and excellent in treatment effect.