Pain in the middle of the back after falling on the floor may cause soft tissue injury, fracture, etc. It can be treated with general treatment, physical therapy, medication, surgery, etc. according to the condition. 1. Soft tissue injury: after falling down, it may cause the middle lumbar muscles, ligaments and other soft tissues strained, resulting in pain. After the injury, you should pay attention to rest, you can apply cold compresses during the acute injury period and hot compresses during the recovery period. You can also apply non-steroidal anti-inflammatory analgesic drugs, such as diclofenac sodium and other treatments, usually about two or three weeks can be recovered. 2. Fracture: If the patient has osteoporosis, falling on the ground may cause lumbar vertebrae compression fracture, resulting in middle back pain. At this time, you need to pay attention to rest, can also apply the above non-steroidal anti-inflammatory analgesic drugs treatment. Surgical treatment, such as percutaneous vertebroplasty, is also available, which is conducive to the rapid recovery of the fracture and the reduction of some of the complications of the fracture. When you fall on the ground, such as the middle back pain is serious, activities are significantly affected, you should go to the hospital in time to improve the examination to determine the condition, and then targeted treatment. The above drugs need to be applied under the guidance of a physician.