Overview Prepulse Inhibition of Startle in Cocaine Dependence - 7 Status: Completed Trial end date: 1998-05-01 Target enrollment: Participant gender: Summary The purpose of this study is to assess the effects of chronic cocaine use on the acoustic startle response and on gating of this response in humans. Phase: Phase 1 Details Lead Sponsor: National Institute on Drug Abuse (NIDA)Collaborator: New York MDRUTreatments: AmantadineCocaine