Overview Efficacy and Safety of Carvedilol SR Versus Carvedilol IR in Patients With Essential Hypertension Status: Completed Trial end date: 2013-09-01 Target enrollment: Participant gender: Summary The aim of present study is to evaluate the efficacy and safety of Carvedilol SR versus Carvedilol IR in Patients With Essential Hypertension Phase: Phase 3 Details Lead Sponsor: Chong Kun Dang PharmaceuticalTreatments: Carvedilol