[Translation] An open-label, multicenter phase II clinical trial evaluating the efficacy and safety of photodynamic therapy for patients with complete or incomplete obstruction of primary esophageal cancer with Fudaine injection
主要目的:评价福大赛因注射液对于改善食管阻塞和吞咽困难症状的疗效。 次要目的:评价福大赛因注射液治疗前后肿瘤病灶缩小情况;评价福大赛因注射液治疗前后生活质量改善情况;评价福大赛因注射液治疗的安全性及潜在操作风险的控制。
[Translation] Main objective: To evaluate the efficacy of Fudidain injection in improving symptoms of esophageal obstruction and dysphagia. Secondary objectives: To evaluate the shrinkage of tumor lesions before and after Fudaiyin injection; to evaluate the improvement of quality of life before and after Fudaiin injection; to evaluate the safety of Fudaiyin injection and the control of potential operational risks.