If the waist suddenly flashed, and especially painful, you can use the following methods of treatment: First, short-term braking, drug treatment: if only for the lumbar muscle sprain caused by pain, you can be a short-term lumbar braking, reduce the local stress, so as to alleviate the pain, and at the same time, oral Tiger Balm capsule, grass australopithecine tablets, to eliminate oedema, reduce the symptoms of pain. Second, other methods: if the lumbar joints are misaligned caused by severe pain, you need to use manipulation as soon as possible to restore the lumbar joints of the relationship between the alignment of the lumbar joints, with the lumbar braking, in order to alleviate the clinical symptoms of severe pain in the waist. If the acute phase is missed, manipulative repositioning is usually difficult to be successful and needs to be combined with continuous lumbar traction and lumbar braking to relieve the pain symptoms. In general, if severe pain due to lumbar sprain occurs, it should be diagnosed and treated at an early stage so that the symptoms of lumbar pain can be completely relieved as soon as possible.