The invention discloses a Chinese herbal preparation for treating vaginitis and a preparation method of the Chinese herbal preparation, and belongs to the field of traditional Chinese medicine. The Chinese herbal preparation comprises the following effective components: hibiscus root, atractylodes macrocephala, macleaya cordata, sea cucumber, gentiana tsinglingensis diels, cortex ailanthi, garlic, arcangelisia loureiri, cowpea, juniper berries, jasminum grandiflorum, Chinese incarvillea herb, armilariella tabescens, hairyflower actinidia root and leaf, kapok and ash bark. The Chinese herbal preparation is reasonable in components compatibility, can conform to the theories of traditional Chinese medicine and pharmacology as well as modern medicine and pharmacology, has efficacies of promoting the circulation of qi, breaking stasis, clearing heat and removing toxicity, and killing parasites to relieve itching, has remarkable curative effects on vagina inflammatory diseases such as vagina itching, inflammation of vagina and vulva mucus membrane, and the increase of vaginal discharge, is convenient to take, low in cost, has no toxic or side effects, is short in treatment course and high in efficiency, can realize a thorough symptoms and root cause treating purpose of vaginitis, avoids the relapse after curing, and is worthy of wide popularization and application.