Overview Metabolic Effects of Paricalcitol Status: Completed Trial end date: 2011-11-01 Target enrollment: Participant gender: Summary The purpose of this study is to determine if treatment with paricalcitol, an active form of vitamin D, has beneficial effects on metabolic abnormalities in people with stage 3-4 Chronic Kidney Disease (CKD). Phase: Phase 2 Details Lead Sponsor: University of WashingtonCollaborator: AbbottTreatments: Ergocalciferols