A Phase 3, Randomized, Double-Blind, Parallel-Group, Placebo-Controlled, Duloxetine-Referenced, Fixed-Dose Study Comparing the Efficacy and Safety of 2 Doses (15 and 20 mg) of Lu AA21004 in Acute Treatment of Adults With Major Depressive Disorder

The purpose of this study is to evaluate the efficacy, safety and tolerability of vortioxetine, once daily (QD), compared with placebo in adults with major depressive disorder.

本研究旨在针对成人重度抑郁症（major depressive disorder）患者，评估每日一次（QD）给药的伏硫西汀（vortioxetine）与安慰剂相比的疗效、安全性及耐受性。