When symptoms of back pain occur, you need to choose the appropriate cream for topical application according to the different causes of the pain. If the pain is caused by local soft tissue contusions, back muscle strains or fractures in the back, the early stage of pain symptoms should be treated with topical application of anti-stasis and pain relief ointment, fixed pain ointment, double cypress ointment, decongestant ointment, dispersing stasis ointment, red herb ointment, blood circulation and pain relief ointment, Yunnan Baiyao ointment or golden ointment, which can treat the early stage of injury pain symptoms. If painful symptoms occur in the middle and late stages of the injury, you should use Tricolor Ointment, Shu Tendon Activating Ointment, Blood Activating and Pain Relieving Ointment, Shu Tendon Activating Ointment, etc., which can relieve the painful symptoms more rapidly. If the pain symptom is caused by chronic strain disease, you can use warming and meridian-clearing ointment, musk and tiger bone ointment, Wan Ling ointment, injury rheumatism ointment, etc. If the pain is caused by old injury, you can apply Jian Bone and Tendon Cream, Hua Jian Cream, etc.