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Clinical Trial Summary

X-linked hypophosphatemia (XLH) is the most common form of heritable rickets. Current treatments include active vitamin D metabolites (e.g. calcitriol) and phosphate salts. There is no consistent weight-based dosing of calcitriol and phosphate now. The primary objective of this study is to establish the efficacy of different dose of calcitriol combined with neutral phosphate in children with XLH.


Clinical Trial Description

n/a


Study Design


Related Conditions & MeSH terms


NCT number NCT03820518
Study type Interventional
Source Peking Union Medical College Hospital
Contact Weibo Xia, MD
Phone +86 13501002126
Email xiaweibo8301@163.com
Status Recruiting
Phase Phase 4
Start date January 1, 2017
Completion date December 31, 2022

See also
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Completed NCT02750618 - Study of the Safety, Pharmacodynamics (PD) and Efficacy of KRN23 in Children From 1 to 4 Years Old With X-linked Hypophosphatemia (XLH) Phase 2
Active, not recruiting NCT03745521 - Study of Longitudinal Observation for Patient With X-linked Hypophosphatemic Rickets/Osteomalacia in Collaboration With Asian Partners
Completed NCT03920072 - Study of the Anti-FGF23 Antibody, Burosumab, in Adults With XLH Phase 3
Recruiting NCT03748966 - Calcitriol Monotherapy for X-Linked Hypophosphatemia Early Phase 1
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Completed NCT02163577 - Study of KRN23 (Burosumab), a Recombinant Fully Human Monoclonal Antibody Against Fibroblast Growth Factor 23 (FGF23), in Pediatric Subjects With X-linked Hypophosphatemia (XLH) Phase 2
Active, not recruiting NCT03651505 - X-linked Hypophosphatemia Disease Monitoring Program
Completed NCT06067932 - Foot Disorders in X-linked Hypophosphatemia
Completed NCT04695860 - Anti-FGF23 (Burosumab) in Adult Patients With XLH Phase 3
Completed NCT02312687 - Long-Term Extension Study of KRN23 in Adult Subjects With X-Linked Hypophosphatemia (XLH) Phase 2
Completed NCT03596554 - X-linked Hypophosphatemia and FGF21
Completed NCT01571596 - An Extension Study of KRN23 in Adults With X-Linked Hypophosphatemia Phase 1/Phase 2
Completed NCT04273490 - Characterising Pain, QoL, Body Composition, Arterial Stiffness, Muscles and Bones in Adult Persons With XLH and Healthy Controls
Completed NCT03489993 - FGF23 and Angiotensin-(1-7) in Hypophosphatemia (GAP)