[Translation] A multicenter, randomized, double-blind, double-dummy, parallel, active-controlled clinical trial to evaluate the efficacy and safety of morphine sulfate and naltrexone hydrochloride extended-release capsules in patients with moderate to severe cancer pain
采用多中心、随机、双盲双模拟、平行、阳性对照的方法,在中至重度癌痛患者中评价硫酸吗啡盐酸纳曲酮缓释胶囊的有效性和安全性
[Translation] A multi-center, randomized, double-blind, double-dummy, parallel, positive control method was used to evaluate the effectiveness and safety of morphine sulfate and naltrexone hydrochloride sustained-release capsules in patients with moderate to severe cancer pain.