Lumbar fever may be physiological, such as hotter weather, thicker clothing, can reduce clothing, etc.; may also be pathologic, such as lumbar muscle strain, lumbar intervertebral disc herniation, lumbar tuberculosis, etc., and need to be treated through the use of drugs such as ibuprofen. 1. Physiological causes: If the lumbar fever is caused by physiological factors such as hotter weather and thicker clothing, there is generally no need to use medication, and it is recommended to take a rest in a cool place, reduce the clothing on the body, etc., and it can be recovered on its own. 2. Pathological causes (1) If lumbar fever is caused by lumbar muscle strain, it is necessary to correct the bad posture, such as repeated bending, etc., and strengthen the exercise of the function of the muscles of the lumbar and back, and can be used externally with non-steroidal anti-inflammatory drugs, such as Flurbiprofen Babu Cream, Diclofenac Diethylamine Latex, etc., or orally with Etoricoxib and Celecoxib to alleviate the symptoms. (2) If lumbar fever is caused by lumbar disc herniation, non-steroidal anti-inflammatory and analgesic drugs, such as diclofenac sodium, ibuprofen, meloxicam, celecoxib, etc., may be considered. (3) If lumbar fever is caused by lumbar tuberculosis, anti-tuberculosis drugs can be used for relief, such as isoniazid, rifampicin, ethambutol and so on. It should be noted that the above drugs need to be used under the guidance of a doctor, and should not be used blindly on their own.