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ClinicalTrials.gov public records Last synced May 22, 2026, 5:05 AM EDT

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

Showing 25–37 of 13 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Neonatal Rickets Clear all
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Hypophosphatasia (HPP)
Interventions
Asfotase Alfa
Biological
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Eligibility
5 Years to 12 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 12, 2019 · Synced May 22, 2026, 5:05 AM EDT
Approved For Marketing No phase listed Expanded access
View directory record Official record
Conditions
Hypophosphatasia
Interventions
asfotase alfa
Biological
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Eligibility
Not listed
U.S. locations
2
States / cities
Lakewood, Colorado • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 28, 2019 · Synced May 22, 2026, 5:05 AM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
X-linked Hypophosphatemia
Interventions
burosumab
Biological
Lead sponsor
Kyowa Kirin, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
5
States / cities
San Francisco, California • New Haven, Connecticut • Indianapolis, Indiana + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 17, 2024 · Synced May 22, 2026, 5:05 AM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Osteopenia Of Prematurity
Interventions
Ultrasound machine
Device
Lead sponsor
University of South Florida
Other
Eligibility
24 Weeks to 33 Weeks
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Jun 14, 2012 · Synced May 22, 2026, 5:05 AM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Hypophosphatemic Rickets, X Linked Dominant
Interventions
nasal salmon calcitonin, Saline Nasal Spray Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 80 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated May 30, 2017 · Synced May 22, 2026, 5:05 AM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
X-Linked Hypophosphatemia
Interventions
KRN23
Biological
Lead sponsor
Kyowa Kirin, Inc.
Industry
Eligibility
Not listed
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
5
States / cities
San Francisco, California • New Haven, Connecticut • Indianapolis, Indiana + 2 more
Source: ClinicalTrials.gov public record
Updated May 5, 2024 · Synced May 22, 2026, 5:05 AM EDT
Completed Phase 1Phase 2 Interventional Results available
View directory record Official record
Conditions
X-linked Hypophosphatemia
Interventions
KRN23
Drug
Lead sponsor
Kyowa Kirin Co., Ltd.
Industry
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
5
States / cities
San Francisco, California • New Haven, Connecticut • Indianapolis, Indiana + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 17, 2024 · Synced May 22, 2026, 5:05 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Hypocalcemia, Pseudohypoparathyroidism, Osteomalacia, Rickets, Pseudopseudohpoparathyroidism
Interventions
Not listed
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
2 Months to 100 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2022
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 19, 2023 · Synced May 22, 2026, 5:05 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Familial Hypophosphatemic Rickets
Interventions
Cinacalcet
Drug
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
5 Years to 21 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 16, 2020 · Synced May 22, 2026, 5:05 AM EDT
Recruiting Phase 1 Interventional
View directory record Official record
Conditions
Ectonucleotide Pyrophosphatase/phosphodiesterase1 Deficiency, Autosomal Recessive Hypophosphatemic Rickets, Generalized Arterial Calcification of Infancy, ATP-Binding Cassette Subfamily C Member 6 Deficiency, Pseudoxanthoma Elasticum
Interventions
INZ-701
Drug
Lead sponsor
Inozyme Pharma
Industry
Eligibility
Up to 1 Year
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
5
States / cities
San Diego, California • Boston, Massachusetts • Columbus, Ohio + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 23, 2026 · Synced May 22, 2026, 5:05 AM EDT
Completed Phase 4 Interventional Results available
View directory record Official record
Conditions
Epidermal Nevus Syndrome
Interventions
Crysvita (burosumab-twza) Treatment
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
6 Months and older · Male only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Oct 6, 2022 · Synced May 22, 2026, 5:05 AM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
X-linked Hypophosphatemia
Interventions
burosumab
Biological
Lead sponsor
Kyowa Kirin, Inc.
Industry
Eligibility
5 Years to 12 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
4
States / cities
San Francisco, California • New Haven, Connecticut • Indianapolis, Indiana + 1 more
Source: ClinicalTrials.gov public record
Updated May 5, 2024 · Synced May 22, 2026, 5:05 AM EDT
Completed No phase listed Observational Results available
View directory record Official record
Conditions
Hypophosphatasia, Bone Disease
Interventions
Retrospective Case Only
Biological
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Eligibility
5 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 12, 2019 · Synced May 22, 2026, 5:05 AM EDT