The invention relates to the technical field of traditional Chinese medicine, specifically to a traditional Chinese medicinal steam physiotherapeutic preparation for radical treatment of synovitis. The traditional Chinese medicinal steam physiotherapeutic preparation for radical treatment of synovitis is prepared from the following raw materials (by weight): 33-37 parts of Artemisia argyi, 33-37 parts of ginseng, 33-37 parts of radix aconite, 13-17 parts of achyranthcs bidentata blume, 13-17 parts of cortex cinnamomi, 13-17 parts of ramulus mori, 18-22 parts of levisticum, 18-22 parts of taxillus, 28-32 parts of spatholobus stem, and 28-32 parts of dandelion. Through percutaneous drug delivery, kidney-yang qi of lower limbs is recovered. With cooperation of an internal-use traditional Chinese medicinal preparation, drug efficacy is performed, internal and external treatment is formed, and physiological functions of lower limbs are comprehensively and thoroughly restored.