Overview To Demonstrate the Relative Bioavailability Study of Promethazine HCl 50 mg Tablets Under Fasting Conditions Status: Completed Trial end date: 2004-08-01 Target enrollment: Participant gender: Summary To demonstrate the relative bioavailability study of Promethazine HCl 50 mg tablets under fasting conditions. Phase: Phase 1 Details Lead Sponsor: SandozTreatments: DiphenhydraminePromethazine