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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Parathyroid Clear all
Recruiting Phase 2 Interventional

Hematopoietic Stem Cell Transplantation (HSCT) for Common Variable Immunodeficiency (CVID) and Other Autoimmune Manifestations of Primary Immune Regulatory Disorders (PIRD)

NCT07284641
View directory record Official record
Conditions
Common Variable Immunodeficiency (CVID), Primary Immune Regulatory Disorder, Immune Dysregulation, DiGeorge Syndrome, STAT 1 Gain of Function, STAT 3 Gain of Function, Hypomorphic RAG1 Deficiency, CD40 Ligand Deficiency, Mendelian Susceptibility to Mycobacterial Disease, GATA2 Associated Immunodeficiency, CD40 Deficiency, Hypomorphic RAG2 Deficiency, Immune Dysregulation Polyendocrinopathy Enteropathy X-Linked Syndrome, Omenn Syndrome, Chronic Granulomatous Disease
Interventions
Hematopoietic stem cell transplant (HSCT)
Biological
Lead sponsor
Paul Szabolcs
Other
Eligibility
5 Years to 40 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Jul 23, 2026, 8:19 PM EDT
Recruiting No phase listed Observational

Intensive Multimodal Neurorehabilitation Targeting Neuroplasticity in Pediatric Neurodevelopmental and Chromosomal Disorders

NCT07493096
View directory record Official record
Conditions
Neurodevelopmental Disorders, Neurodevelopmental Disorders (NDD), Neurodevelopmental Disorders and Developmental Abnormalities, Developmental Delay (Disorder), Cerebral Palsy (CP), Cerebral Palsy Hemiparetic Cerebral Palsy Spasticity Gait Disorders, Neurologic Postural Balance Impairment, Cerebral Palsy Infantile, Cerebral Palsy Spastic Hemiplegic, Cerebral Palsy, Dyskinetic, Autism Spectrum Disorder, Autism Spectrum Disorder (ASD, Hypoxic Ischemic Encephalopathy, Hypoxic Ischemic Encephalopathy (HIE), Traumatic Brain Injury (TBI), Sensory Processing Disorder, Chromosomal Abnormalities, Genetic Disorders, Down Syndrome (Trisomy 21), Fragile X Syndrome (FXS), RETT Syndrome With Proven MECP2 Mutation, Williams Syndrome, 22q11.2 Deletion Syndrome, Sensorimotor Integration
Interventions
Not listed
Lead sponsor
Healing Hope International
Other
Eligibility
4 Years to 12 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2036
U.S. locations
1
States / cities
The Woodlands, Texas
Source: ClinicalTrials.gov public record
Updated Mar 24, 2026 · Synced Jul 23, 2026, 8:19 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Phase I/II Thymus Transplantation With Immunosuppression #950

NCT00579527
View directory record Official record
Conditions
DiGeorge Anomaly, Complete DiGeorge Anomaly, Complete Atypical DiGeorge Anomaly, Complete DiGeorge Syndrome, Complete Atypical DiGeorge Syndrome
Interventions
Cultured Thymus Tissue for Implantation (CTTI), Cultured Thymus Tissue Implantation and Parental Parathyroid Transplantation, Blood Draw, Rabbit anti-thymocyte globulin, Cyclosporine, Tacrolimus, Methylprednisolone or Prednisolone, Daclizumab, Mycophenolate mofetil
Biological · Other · Procedure + 1 more
Lead sponsor
Sumitomo Pharma Switzerland GmbH
Industry
Eligibility
Not listed
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2017
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 24, 2022 · Synced Jul 23, 2026, 8:19 PM EDT
Completed No phase listed Observational

A Prospective Cohort Study to Describe the Evolution of Persistent Hyperparathyroidism in Kidney Transplant Recipients

NCT01163669
View directory record Official record
Conditions
Hyperparathyroidism
Interventions
Not listed
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 12, 2013 · Synced Jul 23, 2026, 8:19 PM EDT
Completed Phase 2Phase 3 Interventional

Comparison of Two Methods of Parathyroidectomy for Primary Hyperparathyroidism

NCT00006329
View directory record Official record
Conditions
Hyperparathyroidism
Interventions
Minimally invasive radioguided parathyroidectomy
Procedure
Lead sponsor
National Center for Research Resources (NCRR)
NIH
Eligibility
12 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jul 23, 2026, 8:19 PM EDT
Terminated Phase 4 Interventional

Does Fluorescence With or Without Indocyanine Green Improve Parathyroid Identification and Preservation

NCT06169735
View directory record Official record
Conditions
Parathyroid Dysfunction, Adenoma
Interventions
Indocyanine green, SPY Portable Handheld Imaging
Drug · Device
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years and older
Enrollment
417 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Jul 23, 2026, 8:19 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Characterization of Hyperparathyroidism and Vitamin D Deficiency in Obesity

NCT00288873
View directory record Official record
Conditions
Vitamin D Deficiency, Secondary Hyperparathyroidism, Obesity
Interventions
Ergocalciferol, Cholecalciferol
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 19, 2018 · Synced Jul 23, 2026, 8:19 PM EDT
Completed Phase 3 Interventional Results available

Treatment of Autonomous Hyperparathyroidism in Post Renal Transplant Recipients

NCT00975000
View directory record Official record
Conditions
Chronic Allograft Nephropathy, Chronic Kidney Disease, Chronic Renal Failure, Disordered Mineral Metabolism, End Stage Renal Disease, Hyperparathyroidism, Hypophosphatemia, Kidney Disease, Kidney Transplantation, Post Renal Transplantation
Interventions
Cinacalcet, Placebo
Drug
Lead sponsor
Amgen
Industry
Eligibility
18 Years and older
Enrollment
114 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
15
States / cities
Phoenix, Arizona • Tempe, Arizona • San Francisco, California + 12 more
Source: ClinicalTrials.gov public record
Updated Oct 16, 2018 · Synced Jul 23, 2026, 8:19 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Trial Of Paricalcitol and Cholecalciferol(Vitamin D3) in the Treatment Of Secondary Hyperparathyroidism in Patients After ROUX-EN-Y Gastric Bypass Surgery

NCT01138475
View directory record Official record
Conditions
Gastric Bypass, Parathyroid Hormone
Interventions
Paricalcitol, Cholecalciferol, Placebo
Drug
Lead sponsor
Kerstyn C. Zalesin, M.D.
Other
Eligibility
18 Years to 100 Years
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2015
U.S. locations
1
States / cities
Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 21, 2017 · Synced Jul 23, 2026, 8:19 PM EDT
Completed Phase 2 Interventional Results available

Parathyroid Hormone (PTH) for Osteoporosis in Postmenopausal Women

NCT00086619
View directory record Official record
Conditions
Postmenopausal Osteoporosis, Osteoporosis
Interventions
synthetic hPTH 1-34
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
46 Years to 85 Years · Female only
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 29, 2013 · Synced Jul 23, 2026, 8:19 PM EDT
Completed Phase 1 Interventional

A Study to Determine the Patient Preference Between Zosano Pharma Parathyroid Hormone (ZP-PTH) Patch and Forteo Pen

NCT02478879
View directory record Official record
Conditions
Postmenopausal Osteoporosis
Interventions
ZP-PTH, FORTEO
Drug
Lead sponsor
Zosano Pharma Corporation
Industry
Eligibility
55 Years to 85 Years · Female only
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Daytona Beach, Florida
Source: ClinicalTrials.gov public record
Updated Aug 22, 2016 · Synced Jul 23, 2026, 8:19 PM EDT
Completed Phase 1 Interventional

Safety Study of Parathyroid Hormone in Patients Needing Additional Stem Cell Mobilization.

NCT00299780
View directory record Official record
Conditions
Lymphoma, Multiple Myeloma, Acute Myelogenous Leukemia
Interventions
Stem cell mobilization
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
3
States / cities
Boston, Massachusetts • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 23, 2007 · Synced Jul 23, 2026, 8:19 PM EDT
Completed Phase 1 Interventional

Safety Study of Dacarbazine and Bortezomib in Melanoma and Soft Tissue Sarcoma

NCT00580320
View directory record Official record
Conditions
Melanoma, Soft Tissue Sarcoma, Parathyroid Carcinoma, Small Cell Carcinoma of the Lung, Carcinoid Tumors
Interventions
Dacarbazine and bortezomib
Drug
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2013
U.S. locations
2
States / cities
Lebanon, New Hampshire • Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 17, 2016 · Synced Jul 23, 2026, 8:19 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study in Healthy Volunteers, to Evaluate the Safety, Efficacy and Dose Responses of SB-751689 (Ronacaleret)

NCT01802892
View directory record Official record
Conditions
Transplantation, Stem Cell
Interventions
Ronacaleret 100 mg, Ronacaleret 400 mg, Plerixafor
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Jun 6, 2017 · Synced Jul 23, 2026, 8:19 PM EDT
Completed Phase 4 Interventional Results available

Risedronate and Parathyroid Hormone to Reverse Osteoporosis Caused by Chronic Steroid Use

NCT00221299
View directory record Official record
Conditions
Osteoporosis
Interventions
Risedronate, Parathyroid Hormone
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Jun 24, 2015 · Synced Jul 23, 2026, 8:19 PM EDT
Completed Phase 1Phase 2 Interventional

Pancreatic Islets and Parathyroid Gland Co-transplantation for Treatment of Type 1 Diabetes

NCT03977662
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Co-transplantation of PTG with pancreatic islets
Combination Product
Lead sponsor
Peter Stock
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 5, 2026 · Synced Jul 23, 2026, 8:19 PM EDT
Completed Phase 3 Interventional Results available

Safety and Efficacy of CTAP101 to Treat Secondary Hyperparathyroidism in Stage 3 or 4 CKD and Vitamin D Insufficiency

NCT01651000
View directory record Official record
Conditions
Chronic Kidney Disease, Hyperparathyroidism, Secondary, Vitamin D Deficiency
Interventions
CTAP101 30 μg capsules, Sugar pill to CTAP101 30 μg capsules
Drug · Other
Lead sponsor
OPKO IP Holdings II, Inc.
Industry
Eligibility
18 Years and older
Enrollment
213 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Bannockburn, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 12, 2025 · Synced Jul 23, 2026, 8:19 PM EDT
Completed Phase 2 Interventional

Phase II Randomized Study of the Effects of Growth Hormone on Children and Adolescents on Maintenance Dialysis

NCT00004340
View directory record Official record
Conditions
Renal Osteodystrophy, End Stage Renal Disease
Interventions
calcitriol, growth hormone
Drug
Lead sponsor
National Center for Research Resources (NCRR)
NIH
Eligibility
1 Year to 18 Years
Enrollment
109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1995
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jul 23, 2026, 8:19 PM EDT
Not listed No phase listed Observational

Immunologic Evaluation in Patients With DiGeorge Syndrome or Velocardiofacial Syndrome

NCT00005102
View directory record Official record
Conditions
DiGeorge Syndrome, Shprintzen Syndrome, Chromosome Abnormalities, Abnormalities, Multiple, Conotruncal Cardiac Defects
Interventions
Not listed
Lead sponsor
National Center for Research Resources (NCRR)
NIH
Eligibility
0 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1995
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jul 23, 2026, 8:19 PM EDT
Completed Phase 2 Interventional Results available

Study of Denosumab in the Treatment of Hypercalcemia of Malignancy in Subjects With Elevated Serum Calcium

NCT00896454
View directory record Official record
Conditions
Breast Cancer, Hypercalcemia of Malignancy, Colon Cancer, Endocrine Cancer, Head and Neck Cancer, Kidney Cancer, Lung Cancer, Lymphoma, Metastatic Cancer, Multiple Myeloma, Parathyroid Neoplasms, Renal Cancer, Thyroid Cancer, Hodgkin's Lymphoma, Non-Hodgkin's Lymphoma, Non-Small Cell Lung Cancer
Interventions
denosumab
Drug
Lead sponsor
Amgen
Industry
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
12
States / cities
Encinitas, California • New Haven, Connecticut • Salisbury, Maryland + 9 more
Source: ClinicalTrials.gov public record
Updated Oct 16, 2018 · Synced Jul 23, 2026, 8:19 PM EDT
Completed Phase 3 Interventional Results available

Extension Study of Etelcalcetide in the Treatment of Secondary Hyperparathyroidism (SHPT) in Patients With Chronic Kidney Disease (CKD) on Hemodialysis

NCT01785875
View directory record Official record
Conditions
Hyperparathyroidism, Secondary
Interventions
Etelcalcetide
Drug
Lead sponsor
Amgen
Industry
Eligibility
18 Years to 100 Years
Enrollment
891 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
101
States / cities
Birmingham, Alabama • Pine Bluff, Arkansas • Azusa, California + 86 more
Source: ClinicalTrials.gov public record
Updated Apr 9, 2019 · Synced Jul 23, 2026, 8:19 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Optimizing Vitamin D Status During Initial Military Training

NCT01617109
View directory record Official record
Conditions
Bone Health, Nutrition Status
Interventions
Ca/Vit D, Placebo
Dietary Supplement · Other
Lead sponsor
United States Army Research Institute of Environmental Medicine
Federal
Eligibility
17 Years to 42 Years
Enrollment
342 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2018
U.S. locations
2
States / cities
Fort Sill, Oklahoma • San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Oct 10, 2018 · Synced Jul 23, 2026, 8:19 PM EDT
Completed Not applicable Interventional Results available

FGF-23 (Fibroblast Growth Factor 23) Regulation in Chronic Kidney Disease

NCT00999037
View directory record Official record
Conditions
Secondary Hyperparathyroidism
Interventions
Sevelamer Carbonate, Placebo
Drug · Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
6 Years to 21 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 30, 2023 · Synced Jul 23, 2026, 8:19 PM EDT
Withdrawn Phase 4 Interventional

Vitamin D and Carboxy PTH Fragments in Coronary Calcification

NCT00502268
View directory record Official record
Conditions
Coronary Calcification, Endstage Renal Disease, Parathyroid Hormone
Interventions
Doxercalciferol administration, Doxercalciferol administered by 1-84-7-84
Drug
Lead sponsor
Southeast Renal Research Institute
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Charlotte, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 22, 2020 · Synced Jul 23, 2026, 8:19 PM EDT