The invention discloses a novel Chinese medicinal composition for treating antiaditis and a preparation method thereof. The Chinese medicinal composition mainly comprises the following raw material medicaments: blackberrykiky rhizome, immature bitter orange, Chinese eaglewood, szechuan lovage rhizome, tangerine peel, costustoot, radish seed, szechwan chinaberry fruit, longstamen onion bulb, honeysuckle flower, philippine violet herb, mongolian dandelion herb, weeping forsythiae capsule, figwort root, fresh rehmannia, lightyellow sophora root, baical skullcap root, chrysanthemum, bupleurum, kudzuvine root, mint, great burdock achene, gypsum, anemarrhena asphodeloides bunge, common lophatherum herb, mongolian snakegourd root, gentian, heartleaf houttuynia herb, dahurian patrinia herb and the like. The Chinese medicinal composition can be prepared into any one common orally-taken preparation by a conventional Chinese medicinal preparation method. The Chinese medicinal composition can remarkably improve the symptoms: antiaditis, antiadoncus, inflamed and purulent pharynx, ardor and pain, bitter mouth and dry pharynx, dry congh, cough and the like, and has extract clinical treatment effect, remarkable treatment effect and quick response. The Chinese medicinal composition also has the advantages of low cost, basically no toxic or side effect and the like.