The bone in the middle of the buttocks generally refers to the tailbone, and tailbone pain is considered to be related to trauma, soft tissue strain, lumbar disc herniation and other causes. It can be treated with general treatment, physical therapy, medication, surgery and other methods according to the cause. 1. Trauma: When you fall down accidentally, it may cause tailbone fracture, and cause tailbone pain. Tailbone fracture is usually treated with conservative treatment, attention to rest after the injury, can apply non-steroidal anti-inflammatory analgesic drugs, such as diclofenac sodium and other treatment. Generally about 2~3 months can be recovered. 2. Soft tissue strain: for example, sedentary, long time poor posture, etc., will cause soft tissue strain around the tailbone, aseptic inflammation, thus tailbone pain. You should avoid sitting for a long time and develop a good posture. Non-steroidal anti-inflammatory drugs such as diclofenac sodium can be applied to relieve pain. Combined with hot compresses, massage and other methods of treatment, generally can achieve good results. 3. Lumbar disc herniation: such as central lumbar disc herniation, when for the nerve caused by compression, can also cause tailbone pain. Usually, we should pay attention to rest and avoid overuse of the lumbar region. If the pain is serious, there are surgical indications for surgical treatment, such as minimally invasive laminectomy. Causes of pain in the middle of the buttocks bone is very many reasons, such as pain is serious, you can go to the hospital in time to further identify the cause of the disease, and then targeted treatment, the above drugs need to be applied under the guidance of a physician.