Lumbar muscle strain is mostly caused by the accumulation, mechanical and chronic injury of soft tissues such as lumbar muscles, ligaments and fascia; or the sterile inflammation caused by acute lumbar sprain without obtaining timely and effective treatment. Its treatment is basically the same, and it can be cured by rest, physical therapy, taking drugs and other methods. 1. Rest: daily attention should be paid to resting more, changing bad habits, avoiding prolonged standing and sitting; using the correct posture to carry heavy objects, reducing weight, and so on. 2. Physical therapy: Physical therapy can be used to promote the healing of lumbar muscle strain as soon as possible by applying localized hot packs, massage, acupressure and acupuncture. 3. Taking medication: patients with lumbar muscle strain can be treated with topical diclofenac diethylamide latex, piroxicam, flurbiprofen babu cream, etc. If the pain is severe, oral etoricoxib tablets, celecoxib capsule, rosoprofen sodium capsule and other medications to be used for treatment. Patients with lumbar muscle strain should follow the doctor’s instructions to actively cooperate with the doctor’s treatment, do not self-medication, so as not to delay the condition or cause adverse reactions.