[Translation] A multicenter, randomized, blinded, placebo-controlled, parallel-controlled clinical trial of the efficacy and safety of methylnaltrexone injection in the treatment of opioid-induced constipation in patients with advanced cancer
以安慰剂为对照,评价溴甲纳曲酮治疗晚期肿瘤患者因阿片类药物所致,且常规泻药治疗无效的便秘的疗效和安全性。
[Translation] To evaluate the efficacy and safety of bromine naltrexone in the treatment of opioid-induced constipation in patients with advanced cancer and ineffective conventional laxative therapy with placebo as control.