The effective control and remission of clinical symptoms of pulmonary tuberculosis indicates that the patient’s condition is improving, but further improvement of the corresponding examination is still needed to judge the effect of treatment. When a patient with pulmonary tuberculosis is treated with early, appropriate, standardized, combined and complete anti-tuberculosis drugs, the degree of coughing and sputum is obviously reduced, no hemoptysis occurs, no obvious chest pain, chest tightness and other discomfort, no obvious symptoms of tuberculosis poisoning, i.e., the patient does not have afternoon low fever, night sweats, weakness and other discomfort, and the appetite is also significantly better than before, it indicates that the patient’s condition is effectively controlled, but the patient still needs However, the patient still needs oral drug therapy. If the sputum smear is negative and the chest X-ray or CT examination reveals that the tuberculosis lesions in the lungs are significantly absorbed or locally calcified, the patient is considered to be effectively cured of tuberculosis only when the oral anti-tuberculosis drugs have been administered for a full course of treatment.