Overview Efficacy and Safety of Losartan in Pediatric Chronic Kidney Disease With Tubular Proteinuria Status: Completed Trial end date: 2016-09-01 Target enrollment: Participant gender: Summary The investigators hypothesize that using Losartan would help decrease proteinuria in pediatric chronic kidney disease with tubular proteinuria. Phase: Phase 3 Details Lead Sponsor: Seoul National University HospitalCollaborator: Ministry of Food and Drug Safety, KoreaTreatments: Losartan