氨硫脲(Thiacetazonum 又称 TB_1),由Behnisch 氏等于1946年创制,该药应用于临床抗结核迄今已近30年,以往一般认为该药毒性反应大,耐受量低,因而较少应用。但 TB_1具有价格低廉,供应充足,服用方便等优点。安徽医学院(1952年)采用异菸肼合并 TB_1治疗肺结核数千例,每日75毫克,由于用小剂量,未发生任何不良反应。近年来,第三世界国家 Thiocyanaturic (Thiacetazonum, also known as TB_1), by Behnisch equal to 1946 creation, the drug used in clinical anti-TB for nearly 30 years so far, generally believed that the drug toxicity, low tolerance, and therefore less used. However, TB_1 has the advantages of low price, abundant supply and convenient taking. Anhui Medical College (1952) with isoniazid combined with TB_1 treatment of thousands of cases of tuberculosis, 75 mg daily, due to the use of small doses, no adverse reactions. In recent years, the third world countries