Overview Study Evaluating DVS-233 SR And Venlafaxine ER In Adult Outpatients With Major Depressive Disorder Status: Completed Trial end date: 2005-03-01 Target enrollment: Participant gender: Summary To compare the antidepressant efficacy and safety of DVS-233 SR with those of placebo in adult outpatients with MDD. Phase: Phase 3 Details Lead Sponsor: Wyeth is now a wholly owned subsidiary of PfizerTreatments: Venlafaxine Hydrochloride