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ClinicalTrials.gov public records Last synced Oct 4, 2026, 11:13 AM EDT

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Showing 25–48 of 92 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: calcitriol Clear all
Terminated Phase 4 Interventional Results available

Management of Mineral and Bone Disease in Hemodialysis-Calcitriol vs. Paricalcitol

NCT01725113
View directory record Official record
Conditions
Kidney Failure, Secondary Hyperparathyroidism, Hyperphosphatemia, Hypercalcemia
Interventions
Calcitriol, Paricalcitol
Drug
Lead sponsor
Winthrop University Hospital
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Mineola, New York
Source: ClinicalTrials.gov public record
Updated Nov 7, 2023 · Synced Oct 4, 2026, 11:13 AM EDT
Completed Phase 2 Interventional Results available

Efficacy and Safety Study of CD 2027 Spray in Subjects With Plaque-type Psoriasis

NCT00763555
View directory record Official record
Conditions
Psoriasis
Interventions
CD 2027, Calcitriol Vehicle
Drug
Lead sponsor
Galderma R&D
Industry
Eligibility
18 Years and older
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
2
States / cities
Fridley, Minnesota • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 23, 2022 · Synced Oct 4, 2026, 11:13 AM EDT
Completed Phase 2 Interventional Results available

Bone Mass and Strength After Kidney Transplantation

NCT02224144
View directory record Official record
Conditions
End Stage Renal Disease, Kidney Transplantation, Bone Loss, Fractures, Vascular Calcifications
Interventions
Vitamin D3, Calcitriol, Placebo
Drug
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 7, 2025 · Synced Oct 4, 2026, 11:13 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers Results available

Effect of 1,25-dihydroxyvitamin D3, Treatment on Insulin Secretion and Muscle Strength in Pre-diabetic Persons

NCT04286529
View directory record Official record
Conditions
Pre-Diabetic
Interventions
Calcitriol capsules, Oral Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
20 Years to 45 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 18, 2022 · Synced Oct 4, 2026, 11:13 AM EDT
Completed Phase 3 Interventional

Osteoporosis Prevention After Heart Transplant

NCT00000412
View directory record Official record
Conditions
Osteoporosis, Cardiac Transplantation
Interventions
Alendronate, Calcitriol, Placebo Alendronate, Placebo Calcitriol
Drug
Lead sponsor
Columbia University
Other
Eligibility
20 Years to 70 Years
Enrollment
149 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2002
U.S. locations
2
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 7, 2015 · Synced Oct 4, 2026, 11:13 AM EDT
Terminated Phase 1 Interventional

Calcitriol, Cisplatin, and Gemcitabine Hydrochloride in Treating Patients With Advanced Solid Tumors That Cannot Be Removed by Surgery

NCT01093092
View directory record Official record
Conditions
Adult Solid Neoplasm
Interventions
Calcitriol, Cisplatin, Gemcitabine Hydrochloride, Pharmacological Study
Dietary Supplement · Drug · Other
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
2
States / cities
Buffalo, New York • Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Jan 12, 2016 · Synced Oct 4, 2026, 11:13 AM 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 24, 2005 · Synced Oct 4, 2026, 11:13 AM EDT
Completed Phase 2 Interventional

Calcitriol and Carboplatin in Treating Patients With Stage IV Prostate Cancer That Has Not Responded to Hormone Therapy

NCT00017576
View directory record Official record
Conditions
Prostate Cancer
Interventions
calcitriol, carboplatin
Dietary Supplement · Drug
Lead sponsor
OHSU Knight Cancer Institute
Other
Eligibility
18 Years to 120 Years · Male only
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2006
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 28, 2017 · Synced Oct 4, 2026, 11:13 AM EDT
Completed Phase 4 Interventional Results available

PK and PD Study of Calcitriol 3 mcg/g Ointment in Pediatric Subjects With Plaque Psoriasis

NCT01766440
View directory record Official record
Conditions
Plaque Psoriasis
Interventions
Calcitriol 3 mcg/g ointment
Drug
Lead sponsor
Galderma R&D
Industry
Eligibility
2 Years to 12 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
8
States / cities
San Diego, California • Indianapolis, Indiana • Ann Arbor, Michigan + 5 more
Source: ClinicalTrials.gov public record
Updated Feb 18, 2021 · Synced Oct 4, 2026, 11:13 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Different Vitamin D Preparations & FGF23 in Humans

NCT00957879
View directory record Official record
Conditions
Vitamin D Deficiency
Interventions
Ergocalciferol, Calcitriol
Dietary Supplement
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 45 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 19, 2012 · Synced Oct 4, 2026, 11:13 AM EDT
Completed Phase 2 Interventional Results available

RA-2 13-cis Retinoic Acid (Isotretinoin)

NCT02061384
View directory record Official record
Conditions
Male Infertility, Klinefelter's Syndrome, Y-chromosome Microdeletions
Interventions
13-cis retinoic acid, Calcitriol
Drug
Lead sponsor
University of Washington
Other
Eligibility
21 Years to 60 Years · Male only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 2, 2021 · Synced Oct 4, 2026, 11:13 AM EDT
Completed Phase 1 Interventional Results available

Compound 31543 (Calcitriol, USP) in Patients Receiving Taxane-based Chemotherapy Regimens for the Treatment of Chemotherapy-Induced Alopecia

NCT01588522
View directory record Official record
Conditions
Chemotherapy-Induced Alopecia
Interventions
Compound 31543 Calcitriol 5 μg/mL, Compound 31543 Calcitriol 10 μg/mL, Compound 31543 Calcitriol 20 μg/mL, Compound 31543 Calcitriol 40 μg/mL, Compound 31543 Calcitriol 60 ug/mL, Compound 31543 Calcitriol 80 μg/mL
Drug
Lead sponsor
BPGbio
Industry
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
2
States / cities
Los Angeles, California • New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Oct 4, 2026, 11:13 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 7, 2014 · Synced Oct 4, 2026, 11:13 AM EDT
Completed Phase 2 Interventional

Calcitriol and Dexamethasone in Treating Patients With Prostate Cancer Who Have Undergone Surgery or Radiation Therapy

NCT00054522
View directory record Official record
Conditions
Prostate Cancer
Interventions
calcitriol, dexamethasone
Dietary Supplement · Drug
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
18 Years and older · Male only
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2006
U.S. locations
2
States / cities
Buffalo, New York • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 8, 2011 · Synced Oct 4, 2026, 11:13 AM EDT
Terminated Phase 3 Interventional Results available

Safety and Efficacy of Hectorol in Pediatric Patients With Chronic Kidney Disease Stage 3 and 4 With Secondary Hyperparathyroidism Not Yet on Dialysis

NCT02859896
View directory record Official record
Conditions
Secondary Hyperparathyroidism-Chronic Kidney Disease
Interventions
Doxercalciferol (GZ427397), Calcitriol
Drug
Lead sponsor
Sanofi
Industry
Eligibility
5 Years to 18 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
21
States / cities
Birmingham, Alabama • Los Angeles, California • Sacramento, California + 17 more
Source: ClinicalTrials.gov public record
Updated Jul 2, 2026 · Synced Oct 4, 2026, 11:13 AM EDT
Completed Phase 4 Interventional Results available

Safety and Efficacy Study of Combination Treatment With Excimer Laser, Clobex Spray, and Vectical Ointment in the Treatment of Psoriasis

NCT01012713
View directory record Official record
Conditions
Chronic Stable Plaque Psoriasis
Interventions
Clobex Spray, Vectical Ointment, Excimer Laser
Drug · Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 18, 2015 · Synced Oct 4, 2026, 11:13 AM EDT
Completed Not applicable Interventional Results available

Calcitriol in Preventing Lung Cancer in Smokers and Former Smokers at High Risk of Lung Cancer

NCT00690924
View directory record Official record
Conditions
Lung Cancer, Precancerous Condition, Tobacco Use Disorder
Interventions
calcitriol, laboratory biomarker analysis, pharmacological study
Drug · Other
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
40 Years to 79 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2018
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Jun 4, 2018 · Synced Oct 4, 2026, 11:13 AM EDT
Completed Phase 2 Interventional Results available

Activated Vitamin D for the Prevention and Treatment of Acute Kidney Injury

NCT02962102
View directory record Official record
Conditions
Critically Ill, Acute Kidney Injury
Interventions
Calcifediol, Calcitriol, Placebos
Drug
Lead sponsor
David Leaf
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 29, 2025 · Synced Oct 4, 2026, 11:13 AM EDT
Completed Not applicable Interventional Results available

Impact of Vitamin D Therapies on Chronic Kidney Disease

NCT01222234
View directory record Official record
Conditions
Chronic Kidney Disease (CKD), End-stage Renal Disease (ESRD)
Interventions
Cholecalciferol - CKD, Calcitriol - CKD, Cholecalciferol - non-CKD
Drug · Device
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
21 Years to 90 Years
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated May 16, 2016 · Synced Oct 4, 2026, 11:13 AM EDT
Terminated Phase 1Phase 2 Interventional Results available

Calcitriol in Combination With Ketoconazole and Therapeutic Hydrocortisone in Treating Patients With Prostate Cancer

NCT00536991
View directory record Official record
Conditions
Prostate Adenocarcinoma, Recurrent Prostate Carcinoma, Stage III Prostate Cancer, Stage IV Prostate Cancer
Interventions
Calcitriol, Ketoconazole, Laboratory Biomarker Analysis, Pharmacological Study, Therapeutic Hydrocortisone
Dietary Supplement · Drug · Other
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
18 Years and older · Male only
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2016
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Jun 14, 2017 · Synced Oct 4, 2026, 11:13 AM EDT
Completed Phase 2 Interventional

Calcitriol and Dexamethasone in Patients With Myelodysplastic Syndromes

NCT00030069
View directory record Official record
Conditions
Myelodysplastic Syndromes
Interventions
Calcitriol, Dexamethasone
Drug
Lead sponsor
University of Pittsburgh
Other
Eligibility
Not listed
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2009
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 15, 2016 · Synced Oct 4, 2026, 11:13 AM EDT
Active, not recruiting Phase 2 Interventional

DePTH: De-emphasize PTH

NCT06288451
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 2, 2025 · Synced Oct 4, 2026, 11:13 AM EDT
Terminated Phase 3 Interventional

The ENERGY 3 Study: Evaluation of Efficacy and Safety of INZ-701 in Children With ENPP1 Deficiency

NCT06046820
View directory record Official record
Conditions
Ectonucleotide Pyrophosphatase/Phosphodiesterase1 Deficiency, Autosomal Recessive Hypophosphatemic Rickets, Generalized Arterial Calcification of Infancy
Interventions
INZ-701, Control Arm (Conventional Therapy)
Drug
Lead sponsor
Inozyme Pharma
Industry
Eligibility
1 Year to 12 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
3
States / cities
Chicago, Illinois • Philadelphia, Pennsylvania • Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated Oct 1, 2026 · Synced Oct 4, 2026, 11:13 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Tumor Necrosis Factor Decreases Vitamin D Dependant Calcium Absorption

NCT00427804
View directory record Official record
Conditions
Rheumatoid Arthritis, Crohn's Disease
Interventions
calcitriol
Drug
Lead sponsor
Atlanta VA Medical Center
Federal
Eligibility
18 Years to 50 Years · Male only
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Feb 4, 2013 · Synced Oct 4, 2026, 11:13 AM EDT