Overview Lesinurad and Allopurinol Combination Extension Study in Gout Status: Completed Trial end date: 2016-11-01 Target enrollment: Participant gender: Summary This study will assess the serum uric acid lowering effects and safety of lesinurad in combination with allopurinol over a long-term timeframe. Phase: Phase 3 Details Lead Sponsor: Ardea Biosciences, Inc.Treatments: AllopurinolLesinurad