The causes of back pain in the morning include ankylosing spondylitis, lumbar muscle strain, pyelonephritis, etc. Local closure, ibuprofen, antibiotics and other medications are needed according to the cause of the disease. 1. Ankylosing spondylitis: Ankylosing spondylitis can present symptoms such as lumbar pain and morning stiffness, which can be relieved by taking oral ibuprofen and non-steroidal anti-inflammatory drugs such as pau d’arco, etc. At the same time, it is necessary to pay attention to maintaining a good posture in daily life and carry out appropriate spinal exercises, such as chest-expanding exercises and push-ups, etc., in order to prevent hunchback. 2. Lumbar muscle strain: lumbar pain caused by lumbar muscle strain is a kind of chronic pain, which can be treated with localized closure of pain points, acupuncture, tuina and other treatments. 3. Pyelonephritis: Pyelonephritis can also lead to lumbar soreness, pain, and can also be accompanied by high fever, headache and other symptoms, you need to take penicillin, ceftazidime and other antibiotics for treatment in a timely manner, and when the symptoms are severe, you need to inject antibiotics intravenously. All of the above medications should be used under the guidance of a doctor, avoid self-medication. If the above symptoms occur, it is recommended to go to the hospital in time for regular treatment.