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Active, not recruiting No phase listed Observational

X-linked Hypophosphatemia Disease Monitoring Program

ClinicalTrials.gov ID: NCT03651505

Public ClinicalTrials.gov record NCT03651505. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 20, 2026, 11:43 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

X-linked Hypophosphatemia Disease Monitoring Program (XLH-DMP)

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The objectives of this observational study are to characterize XLH disease presentation and progression and to assess long-term effectiveness and safety of burosumab.

Study identification

NCT ID
NCT03651505
Recruitment status
Active, not recruiting
Study type
Observational
Phase
Not listed
Lead sponsor
Ultragenyx Pharmaceutical Inc
Industry
Enrollment
782 participants

Conditions and interventions

Eligibility (public fields only)

Age range
Not listed
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jul 16, 2018 (Actual)
Primary completion
Dec 2032 (Estimated)
Completion
Dec 2032 (Estimated)
Last update posted
Aug 28, 2026

2018 – 2032

United States locations

U.S. sites
24
U.S. states
17
U.S. cities
21
Facility City State ZIP Site status
Children's Hospital of Alabama Birmingham Alabama 35233 —
Children's Hospital Los Angeles Los Angeles California 90027 —
Rady Children's Hospital San Diego San Diego California 92123 —
University of California San Francisco San Francisco California 94158 —
Children's Hospital of Colorado Aurora Colorado 80045 —
Yale University School of Medicine New Haven Connecticut 06520 —
Ann & Robert H. Lurie Children's Hospital of Chicago Chicago Illinois 60611 —
Indiana University School of Medicine Indianapolis Indiana 46202-5167 —
Johns Hopkins University Baltimore Maryland 21218 —
Boston Children's Hospital Boston Massachusetts 02115 —
Washington University School of Medicine St Louis Missouri 63110 —
Duke University Durham North Carolina 27708 —
Cincinnati Children's Hospital Cincinnati Ohio 45229 —
Nationwide Children's Hospital Columbus Ohio 43205 —
The Ohio State University Wexner Medical Center Columbus Ohio 43205 —
Children's Hospital of Philadelphia Philadelphia Pennsylvania 19104 —
Vanderbilt University - Department of Medicine Nashville Tennessee 37212 —
Vanderbilt University - Department of Pediatrics Nashville Tennessee 37232 —
Houston Methodist Research Institute Houston Texas 77030 —
University of Texas, Health Science Center Houston Texas 77030 —
University of Virgina School of Medicine Charlottesville Virginia 22903 —
Children's Hospital of The King's Daughter Norfolk Virginia 23507 —
Seattle Children's Hospital Seattle Washington 98105 —
American Family Children's Hospital Madison Wisconsin 53792 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 14 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03651505, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Aug 28, 2026 · Synced Oct 20, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT03651505 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →