The invention discloses a traditional Chinese medicine composition for treating lumbar and back myofascitis. The traditional Chinese medicine composition is prepared by membranous milkvetch roots, rhizoma drynariae, desertliving cistanche, achyranthis roots, prepared rehmannia roots, Chinese angelica, ligusticum wallichii, corydalis tuber, clematis roots, rhizoma zingiberis, the fruit of Chinese wolfberry and radix glycyrrhizae. The traditional Chinese medicine composition provided by the invention is prepared by various traditional chinese medicinal materials, has the effects of invigoratingqi for consolidating superficies, tonifying the kidney and strengthening bones, replenishing blood and activating blood circulation, dispelling wind to eliminate dampness, dredging collaterals and relieving pain, and the like, and can effectively treat lumbar and back myofascitis; the traditional Chinese medicine composition provided by the invention also can be prepared into various preparationssuch as capsules, granules, oral solutions and the like, is convenient to take and carry, meets requirements of taking and carrying by patients in different conditions, and has a wide application range; in addition, the traditional Chinese medicine composition provided by the invention has a scientific and reasonable formula, has small side effects, is simple in preparation method, low in preparation cost, can greatly alleviate patients' body and economic burdens, and has a great popularization value.