Overview A First-in-human Study of KK8123 in Adults With X-linked Hypophosphatemia Status: RECRUITING Trial end date: 2028-05-10 Target enrollment: Participant gender: Summary A first-in-human study of KK8123 in adults with X-linked hypophosphatemia.Phase: PHASE1 Details Lead Sponsor: Kyowa Kirin Co., Ltd.Collaborator: Kyowa Kirin, Inc.