Overview Safety and Efficacy of NABOTA in Treatment of Essential Blepharospasm Status: Completed Trial end date: 2018-01-01 Target enrollment: Participant gender: Summary The purpose of this study is to evaluate the Efficacy and Safety of NABOTA in treatment of essential blepharospasm Phase: Phase 2/Phase 3 Details Lead Sponsor: Daewoong Pharmaceutical Co. LTD.Treatments: abobotulinumtoxinABotulinum ToxinsBotulinum Toxins, Type AincobotulinumtoxinAonabotulinumtoxinA