平消片用于治疗恶性肿瘤已20余年,对恶性肿瘤能缓解症状,延长存活时间,部分病人肿瘤消退。以对肺肿瘤疗效较好,随访111例肺癌患者22例存活,其中6例已存活15年以上。用试管内铬释放试验及动物实体瘤生长抑制试验,已证实平消片有直接的抗肿瘤作用。本文报告用氨基甲酸乙酯诱发肺腺癌,以定向研究平消片防治肺腺瘤的效用, Pingxiao tablets have been used for the treatment of malignant tumors for more than 20 years. They can relieve symptoms and prolong survival time of malignant tumors, and some patients’ tumors have subsided. The efficacy of lung tumors was better. Twenty-one patients with lung cancer were followed up in 22 cases and 6 of them survived for more than 15 years. Using in vitro chromium release test and solid animal tumor growth inhibition test, it has been confirmed that Pingxiao Tablet has a direct anti-tumor effect. This article reports on the use of ethyl carbamate in the induction of lung adenocarcinoma in order to study the efficacy of Pingxiao tablets in preventing and treating lung adenomas.