The following treatments are available for patients with persistent low fever: 1. You should look for the cause of the disease and do detailed tests, such as routine blood tests, biochemical tests, C-reactive protein tests and virus tests, to find the cause and then treat it symptomatically to relieve the persistent low fever. 2. Patients with persistent low fever should choose antipyretic drugs, such as Merlin, acetaminophen and Xiao Chai Hu granules, which are more commonly used in clinical practice. 3, persistent low-grade fever can also be applied to traditional physical therapy methods, such as bloodletting, acupuncture treatment and other related physical therapy methods. Through the analysis of the above points, persistent low fever should choose a combination of Chinese and Western medicine treatment, so that patients can achieve a stable state, and eventually the persistent low fever will be cured.