Clinical Trials Finder
Independent ClinicalTrials.gov directory
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced May 21, 2026, 8:08 PM EDT

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

Showing 1–24 of 83 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Secondary Hyperparathyroidism Clear all
Completed Phase 4 Interventional Results available
View directory record Official record
Conditions
Secondary Hyperparathyroidism, Chronic Kidney Disease
Interventions
Paricalcitol, Calcitriol
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
4
States / cities
Chicago, Illinois • Evanston, Illinois • Detroit, Michigan + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 6, 2014 · Synced May 21, 2026, 8:08 PM EDT
Completed Phase 4 Interventional
View directory record Official record
Conditions
Secondary Hyperparathyroidism, Renal Failure, Chronic Renal Insufficiency
Interventions
Hectorol (doxercalciferol capsules), 0.5mcg
Drug
Lead sponsor
Genzyme, a Sanofi Company
Industry
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
17
States / cities
Phoenix, Arizona • Alhambra, California • Riverside, California + 14 more
Source: ClinicalTrials.gov public record
Updated May 4, 2015 · Synced May 21, 2026, 8:08 PM EDT
Terminated Phase 2 Interventional Results available
View directory record Official record
Conditions
Osteoporosis, Renal Osteodystrophy, Kidney Transplant; Complications
Interventions
Denosumab Inj 60 mg/ml, Placebo
Drug · Other
Lead sponsor
Thomas Nickolas, MD MS
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
3
States / cities
Chicago, Illinois • Evanston, Illinois • New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 24, 2024 · Synced May 21, 2026, 8:08 PM EDT
Active, not recruiting Phase 2 Interventional
View directory record Official record
Conditions
Kidney Failure, Chronic, Chronic Kidney Disease-Mineral and Bone Disorder
Interventions
Oral calcitriol with cinacalcet rescue, IV activated vitamin D
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 1, 2025 · Synced May 21, 2026, 8:08 PM EDT
Terminated Phase 4 Interventional Results available
View directory record Official record
Conditions
Hyperparathyroidism, Secondary
Interventions
doxercalciferol
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jan 25, 2015 · Synced May 21, 2026, 8:08 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Vitamin D Insufficiency, Secondary Hyperparathyroidism
Interventions
CTAP101 Capsules
Drug
Lead sponsor
OPKO Health, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Cypress, California
Source: ClinicalTrials.gov public record
Updated Sep 29, 2019 · Synced May 21, 2026, 8:08 PM EDT
Terminated Phase 3 Interventional Results available
View directory record Official record
Conditions
Coronary Artery Disease, Chronic Kidney Disease, Hypovitaminosis D, Secondary Hyperparathyroidism
Interventions
paricalcitol, placebo
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 19, 2014 · Synced May 21, 2026, 8:08 PM EDT
Completed Phase 1 Interventional Results available
View directory record Official record
Conditions
Chronic Kidney Disease, Secondary Hyperparathyroidism
Interventions
Etelcalcetide
Drug
Lead sponsor
Amgen
Industry
Eligibility
2 Years to 17 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
3
States / cities
Los Angeles, California • Louisville, Kentucky • Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 9, 2019 · Synced May 21, 2026, 8:08 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Renal Osteodystrophy
Interventions
Low magnitude mechanical stimuli
Device
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
21 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 13, 2015 · Synced May 21, 2026, 8:08 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Parathyroid Tumor, Primary Hyperparathyroidism, Secondary Hyperparathyroidism (SHPT), Tertiary Hyperparathyroidism
Interventions
Not listed
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 80 Years · Female only
Enrollment
839 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2032
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced May 21, 2026, 8:08 PM EDT
Completed Phase 1 Interventional Results available
View directory record Official record
Conditions
Chronic Kidney Disease, Hyperparathyroidism, Secondary, Secondary Hyperparathyroidism
Interventions
Cinacalcet
Drug
Lead sponsor
Amgen
Industry
Eligibility
28 Days to 2190 Days
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
4
States / cities
Los Angeles, California • San Francisco, California • Louisville, Kentucky + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 16, 2020 · Synced May 21, 2026, 8:08 PM EDT
Terminated Phase 3 Interventional Results available
View directory record Official record
Conditions
Chronic Kidney Disease stage3, Chronic Kidney Disease stage4, Vitamin d Deficiency, Secondary Hyperparathyroidism
Interventions
CTAP101, Placebo
Drug
Lead sponsor
OPKO Health, Inc.
Industry
Eligibility
8 Years to 17 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
2
States / cities
Columbus, Ohio • Greenville, South Carolina
Source: ClinicalTrials.gov public record
Updated Jul 24, 2025 · Synced May 21, 2026, 8:08 PM EDT
Completed Phase 1 Interventional Results available
View directory record Official record
Conditions
Hyperparathyroidism, Secondary
Interventions
Placebo, Etelcalcetide
Drug
Lead sponsor
KAI Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
3
States / cities
Cypress, California • Shreveport, Louisiana • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 1, 2018 · Synced May 21, 2026, 8:08 PM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
Chronic Kidney Disease, Secondary Hyperparathyroidism, Chronic Renal Insufficiency, Chronic Renal Failure
Interventions
CTAP101 Capsules, CTAP101 Injection
Drug
Lead sponsor
OPKO IP Holdings II, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
12
States / cities
Peoria, Arizona • Evergreen Park, Illinois • Springfield, Massachusetts + 9 more
Source: ClinicalTrials.gov public record
Updated Sep 29, 2014 · Synced May 21, 2026, 8:08 PM EDT
Not yet recruiting Phase 2 Interventional
View directory record Official record
Conditions
CKD Stage 3, CKD Stage 4, Secondary Hyperparathyroidism, VDI
Interventions
CTAP101
Drug
Lead sponsor
OPKO Health, Inc.
Industry
Eligibility
1 Month to 17 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
5
States / cities
Kansas City, Missouri • Columbus, Ohio • Philadelphia, Pennsylvania + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 29, 2026 · Synced May 21, 2026, 8:08 PM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Renal Osteodystrophy, Chronic Kidney Diseases, CKD-MBD, Bone Turnover Rate Disorder, Secondary Hyperparathyroidism
Interventions
miRNAseq analysis, Standard treatment for bone disorder
Procedure · Drug
Lead sponsor
Thomas Nickolas
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 26, 2025 · Synced May 21, 2026, 8:08 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Chronic-kidney Disease Stage 5D on Stable Hemodialysis
Interventions
Single VS-105/placebo to healthy, Multiple VS-105/placebo to healthy, Multiple VS-105/placebo to HD subjects
Drug
Lead sponsor
Vidasym, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Lakewood, Colorado
Source: ClinicalTrials.gov public record
Updated Oct 6, 2019 · Synced May 21, 2026, 8:08 PM EDT
Completed Phase 3 Interventional Results available
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
216 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 May 21, 2026, 8:08 PM EDT
Recruiting Phase 3 Interventional
View directory record Official record
Conditions
Secondary Hyperparathyroidism, Chronic Kidney Disease
Interventions
Etelcalcetide, Standard of Care
Drug · Other
Lead sponsor
Amgen
Industry
Eligibility
0 Years to 18 Years
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2029
U.S. locations
10
States / cities
Los Angeles, California • Aurora, Colorado • Kansas City, Missouri + 7 more
Source: ClinicalTrials.gov public record
Updated Feb 26, 2026 · Synced May 21, 2026, 8:08 PM EDT
Terminated Phase 1Phase 2 Interventional Results available
View directory record Official record
Conditions
Secondary Hyperparathyroidism, Hypercalcemia
Interventions
Cinacalcet HCl
Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Apr 28, 2025 · Synced May 21, 2026, 8:08 PM EDT
Completed Phase 3 Interventional
View directory record Official record
Conditions
Secondary Hyperparathyroidism, End Stage Kidney Disease
Interventions
PLS240, Placebo, Open-Label Extension PLS240
Drug
Lead sponsor
Pathalys Pharma
Industry
Eligibility
18 Years to 80 Years
Enrollment
412 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
50
States / cities
Anaheim, California • Chula Vista, California • Escondido, California + 43 more
Source: ClinicalTrials.gov public record
Updated Sep 8, 2025 · Synced May 21, 2026, 8:08 PM EDT
Completed Phase 4 Interventional
View directory record Official record
Conditions
Secondary Hyperparathyroidism
Interventions
Hectorol® (doxercalciferol capsules), doxercalciferol capsules, Hectorol®, doxercalciferol capsules, Hectorol® capsules
Drug
Lead sponsor
Genzyme, a Sanofi Company
Industry
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
8
States / cities
Hot Springs, Arkansas • Downey, California • Tarzana, California + 5 more
Source: ClinicalTrials.gov public record
Updated Mar 18, 2015 · Synced May 21, 2026, 8:08 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available
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 May 21, 2026, 8:08 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Kidney Disease
Interventions
Vitamin D, Placebo
Dietary Supplement · Other
Lead sponsor
Atlanta VA Medical Center
Federal
Eligibility
18 Years to 85 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Feb 6, 2012 · Synced May 21, 2026, 8:08 PM EDT