Overview Determine Safety and Effectiveness of Tadalafil in Asian Men When Taken as Needed for Getting and Keeping an Erection Status: Completed Trial end date: 2003-12-01 Target enrollment: Participant gender: Summary Study to determine if tadalafil works better than placebo for Asian men having trouble getting or keeping an erection. Phase: Phase 3 Details Lead Sponsor: Eli Lilly and CompanyCollaborator: ICOS CorporationTreatments: Tadalafil