近些年来，肺结核的化疗，因有强力的抗结核药物，已取得了较好的疗效。但是难治病例对目前多数常规抗结核药物已产生耐药，致使病情反复，成为治疗上的一大困难。为此，人们都在努力寻找有效的抗结核新药。据报道，一些非常规抗结核药物在难治性复治肺结核的化疗中疗效甚佳， In recent years, chemotherapy for tuberculosis has achieved good results due to its strong antituberculosis drugs. However, refractory cases to the current majority of conventional anti-TB drugs have resistance, resulting in repeated illness, becoming a major treatment difficulties. To this end, people are trying to find effective new anti-TB drugs. It is reported that some unconventional anti-TB drugs have a very good curative effect in the treatment of refractory re-treatment of tuberculosis,