The ligament strain in the lumbar region is caused by inadvertent sprain or trauma, after the ligament strain to avoid doing pain-inducing posture, such as bending movements as far as possible, daily life with waist circumference protection, usually sitting when you must hold your head up, do not bend forward. The main function of these ointments is to reduce local swelling and pain, promote local blood circulation, and accelerate the repair of local ligament strains.