Tuberculosis treatment has been low fever need to be based on anti-tuberculosis treatment combined with physical cooling, the use of antipyretic drugs and other ways of treatment. 1. Anti-tuberculosis treatment: Tuberculosis is triggered by Mycobacterium tuberculosis infection, which usually causes the symptom of low fever in the afternoon. In the course of treatment, when the germs in the body may not be completely eliminated, the symptom of low fever may still occur, and it is necessary to continue to use drugs such as isoniazid, rifampicin, and ethambutol to carry out anti-tuberculosis treatment. 2. Physical hypothermia: If you have been suffering from low-grade fever during the treatment of tuberculosis, you can apply ice packs, alcohol wipes, warm water baths and other physical hypothermia methods, which will help to lower your body temperature to a certain extent. 3. Use of antipyretic drugs: If the symptoms are not relieved for a long time or the body temperature rises above 38.5 ℃, it is necessary to use antipyretic drugs such as ibuprofen and sodium lorsoprofen under the guidance of the doctor in time so that the symptoms can be improved. Tuberculosis treatment has been the case of low fever, should be timely consultation, improve the relevant examination and treatment, to avoid causing delays in the condition.