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Showing 1–20 of 20 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Secondary Hyperparathyroidism (SHPT) Clear all
Completed Phase 1 Interventional

Comparison of I.V. CTAP201 and Doxercalciferol (Hectorol) in Subjects With Chronic Kidney Disease (CKD) and Secondary Hyperparathyroidism (SHPT)

NCT00792857
View directory record Official record
Conditions
Chronic Kidney Disease, Secondary Hyperparathyroidism, Chronic Renal Insufficiency, Chronic Renal Failure
Interventions
CTAP201 Injection, Doxercalciferol
Drug
Lead sponsor
OPKO IP Holdings II, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
6
States / cities
Peoria, Arizona • Springfield, Massachusetts • Cincinnati, Ohio + 3 more
Source: ClinicalTrials.gov public record
Updated Sep 28, 2014 · Synced Jul 21, 2026, 11:26 AM EDT
Completed Phase 1 Interventional Results available

A Single-dose Study in Paediatric Patients Aged 2 to Less Than 18 Years With Secondary Hyperparathyroidism (sHPT) Receiving Haemodialysis

NCT02833857
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 Jul 21, 2026, 11:26 AM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of Etelcalcetide (AMG 416) in the Treatment of Secondary Hyperparathyroidism (SHPT) in Patients With Chronic Kidney Disease on Hemodialysis

NCT01785849
View directory record Official record
Conditions
Hyperparathyroidism, Secondary
Interventions
Etelcalcetide, Placebo
Drug
Lead sponsor
Amgen
Industry
Eligibility
18 Years to 100 Years
Enrollment
508 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
51
States / cities
Birmingham, Alabama • Pine Bluff, Arkansas • Azusa, California + 44 more
Source: ClinicalTrials.gov public record
Updated Aug 25, 2019 · Synced Jul 21, 2026, 11:26 AM EDT
Completed Phase 3 Interventional Results available

Head-to-Head Study of Etelcalcetide (AMG 416) and Cinacalcet

NCT01896232
View directory record Official record
Conditions
Secondary Hyperparathyroidism, Chronic Kidney Disease
Interventions
Etelcalcetide, Cinacalcet, Oral Placebo, Intravenous Placebo
Drug
Lead sponsor
Amgen
Industry
Eligibility
18 Years to 85 Years
Enrollment
683 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
41
States / cities
Azusa, California • Bakersfield, California • Chula Vista, California + 37 more
Source: ClinicalTrials.gov public record
Updated Jul 17, 2019 · Synced Jul 21, 2026, 11:26 AM EDT
Completed Phase 1 Interventional

Pharmacokinetics and Safety Pilot Study of Single-Dose Oral and Intravenous CTAP101 in Stage 3 and 4 Chronic Kidney Disease Subjects

NCT00888069
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 Jul 21, 2026, 11:26 AM EDT
Completed Phase 3 Interventional Results available

Extension Study of Cinacalcet for Treatment of Secondary Hyperparathyroidism (SHPT) in Pediatric Patients With Chronic Kidney Disease on Dialysis

NCT02341417
View directory record Official record
Conditions
Secondary Hyperparathyroidism, Chronic Kidney Disease
Interventions
Cinacalcet
Drug
Lead sponsor
Amgen
Industry
Eligibility
Up to 18 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
18
States / cities
Los Angeles, California • Tucker, Georgia • Baltimore, Maryland + 15 more
Source: ClinicalTrials.gov public record
Updated Jun 28, 2020 · Synced Jul 21, 2026, 11:26 AM EDT
Completed Phase 4 Interventional

A Phase 4, Conversion Study of Hectorol® Injection to Hectorol® Capsules in Stage 5 CKD Patients on Dialysis

NCT00418600
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 Jul 21, 2026, 11:26 AM EDT
Completed Phase 3 Interventional Results available

Study to Assess the Impact on Calcium Levels When Hemodialysis Patients With Secondary Hyperparathyroidism (SHPT) Switch From Cinacalcet to Etelcalcetide

NCT01932970
View directory record Official record
Conditions
Hyperparathyroidism, Secondary
Interventions
Etelcalcetide
Drug
Lead sponsor
Amgen
Industry
Eligibility
18 Years to 100 Years
Enrollment
158 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
40
States / cities
Alhambra, California • Azusa, California • Bakersfield, California + 37 more
Source: ClinicalTrials.gov public record
Updated Oct 16, 2018 · Synced Jul 21, 2026, 11:26 AM EDT
Terminated Phase 3 Interventional Results available

Efficacy and Safety of Cinacalcet in Pediatric Patients With Secondary Hyperparathyroidism (SHPT) and Chronic Kidney Disease (CKD) on Dialysis

NCT02138838
View directory record Official record
Conditions
Chronic Kidney Disease, Secondary Hyperparathyroidism
Interventions
Cinacalcet HCl, Standard of Care
Drug · Dietary Supplement
Lead sponsor
Amgen
Industry
Eligibility
6 Years to 17 Years
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
26
States / cities
Los Angeles, California • Wilmington, Delaware • Atlanta, Georgia + 22 more
Source: ClinicalTrials.gov public record
Updated Jun 28, 2020 · Synced Jul 21, 2026, 11:26 AM EDT
Completed Phase 4 Interventional Results available

Evaluation of the Effectiveness of Paricalcitol Versus Cinacalcet With Low-Dose Vitamin D

NCT00977080
View directory record Official record
Conditions
Chronic Kidney Disease, Secondary Hyperparathyroidism, Hemodialysis
Interventions
Paricalcitol, Cinacalcet
Drug
Lead sponsor
Abbott
Industry
Eligibility
18 Years and older
Enrollment
272 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
30
States / cities
Tempe, Arizona • Chula Vista, California • Los Angeles, California + 22 more
Source: ClinicalTrials.gov public record
Updated Jun 19, 2012 · Synced Jul 21, 2026, 11:26 AM EDT
Terminated Phase 2 Interventional Results available

Safety, Efficacy, PK and PD of CTAP101 (Calcifediol) ER Capsules for SHPT in HD Patients VDI

NCT03602261
View directory record Official record
Conditions
Secondary Hyperparathyroidism Due to Renal Causes, Chronic Kidney Diseases, Vitamin D Deficiency, Stage 5 Chronic Kidney Disease
Interventions
Calcifediol Oral Capsule, Placebo oral capsule
Drug
Lead sponsor
OPKO Health, Inc.
Industry
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
18
States / cities
Peoria, Arizona • Phoenix, Arizona • Cypress, California + 13 more
Source: ClinicalTrials.gov public record
Updated Apr 2, 2026 · Synced Jul 21, 2026, 11:26 AM EDT
Terminated Phase 3 Interventional Results available

A Study to Evaluate Safety, Efficacy and Pharmacokinetics of Paricalcitol For Treatment of Secondary Hyperparathyroidism (SHPT) in Pediatric Participants With Stage 5 Chronic Kidney Disease (CKD)

NCT04064827
View directory record Official record
Conditions
Chronic Kidney Disease (CKD), Secondary Hyperparathyroidism (SHPT)
Interventions
Paricalcitol
Drug
Lead sponsor
AbbVie
Industry
Eligibility
0 Years to 9 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
14
States / cities
Little Rock, Arkansas • Redwood City, California • Washington D.C., District of Columbia + 10 more
Source: ClinicalTrials.gov public record
Updated Jun 14, 2026 · Synced Jul 21, 2026, 11:26 AM EDT
Completed Phase 3 Interventional Results available

Extension Study of Etelcalcetide for Treatment of Secondary Hyperparathyroidism in Patients With Chronic Kidney Disease on Hemodialysis

NCT02102204
View directory record Official record
Conditions
Hyperparathyroidism, Secondary
Interventions
Etelcalcetide
Drug
Lead sponsor
Amgen
Industry
Eligibility
18 Years to 110 Years
Enrollment
902 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
68
States / cities
Birmingham, Alabama • Alhambra, California • Azusa, California + 64 more
Source: ClinicalTrials.gov public record
Updated Nov 16, 2017 · Synced Jul 21, 2026, 11:26 AM EDT
Recruiting Phase 3 Interventional

A Trial of Etelcalcetide in Pediatric Participants With Secondary Hyperparathyroidism and Chronic Kidney Disease on Hemodialysis

NCT03633708
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 Jul 21, 2026, 11:26 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Safety/Efficacy Study of CTAP101 in Chronic Kidney Disease Subjects With Secondary Hyperparathyroidism (SHPT)

NCT01219855
View directory record Official record
Conditions
Chronic Kidney Disease, Secondary Hyperparathyroidism, Vitamin D Insufficiency
Interventions
Cohort 1 CTAP101 Capsules- 60µg, Cohort 1 CTAP101 Capsules - 90µg, Cohort 1 Matching Sugar Capsule, Cohort 2 CTAP101 Capsules - 30µg, Cohort 2 Matching Sugar Capsule
Drug
Lead sponsor
OPKO Health, Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Bannockburn, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 24, 2016 · Synced Jul 21, 2026, 11:26 AM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of Etelcalcetide (AMG 416) in the Treatment of Secondary Hyperparathyroidism (SHPT) in Patients With Chronic Kidney Disease (CKD) on Hemodialysis

NCT01788046
View directory record Official record
Conditions
Hyperparathyroidism, Secondary
Interventions
Etelcalcetide, Placebo
Drug
Lead sponsor
Amgen
Industry
Eligibility
18 Years to 100 Years
Enrollment
515 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
45
States / cities
Mobile, Alabama • Azusa, California • Beverly Hills, California + 42 more
Source: ClinicalTrials.gov public record
Updated Aug 19, 2019 · Synced Jul 21, 2026, 11:26 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Parathyroid Tumor Clonal Status

NCT05997810
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 Jul 21, 2026, 11:26 AM EDT
Completed Phase 4 Interventional

Study of Safety and Efficacy of Doxercalciferol in Patients With Chronic Kidney Disease, Stage 3 or 4, and Secondary Hyperparathyroidism

NCT00123461
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 Jul 21, 2026, 11:26 AM 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 21, 2026, 11:26 AM EDT
Completed Phase 4 Interventional Results available

Paricalcitol Versus Calcitriol for Efficacy and Safety in Stage 3/4 Chronic Kidney Disease (CKD) With Secondary Hyperparathyroidism (SHPT)

NCT00823303
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 Jul 21, 2026, 11:26 AM EDT