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ClinicalTrials.gov public records Last synced Oct 19, 2026, 4:50 PM EDT

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Showing 73–92 of 92 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: DN-101 Clear all
Completed Phase 2 Interventional

Calcitriol in Treating Patients With a Rising PSA Level Following Treatment for Prostate Cancer

NCT00004043
View directory record Official record
Conditions
Prostate Cancer
Interventions
calcitriol
Dietary Supplement
Lead sponsor
OHSU Knight Cancer Institute
Other
Eligibility
18 Years to 120 Years · Male only
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2003
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 28, 2017 · Synced Oct 19, 2026, 4:50 PM EDT
Terminated Phase 2 Interventional Results available

Oral Calcitriol With Ketoconazole in CRPC

NCT03261336
View directory record Official record
Conditions
Castration-resistant Prostate Cancer
Interventions
Calcitriol, Ketoconazole, Hydrocortisone
Drug
Lead sponsor
Donald Trump, MD
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Fairfax, Virginia
Source: ClinicalTrials.gov public record
Updated Feb 8, 2021 · Synced Oct 19, 2026, 4:50 PM 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 19, 2026, 4:50 PM EDT
Terminated Phase 3 Interventional

DN-101 in Combination With Docetaxel in Androgen-Independent Prostate Cancer (AIPC) (AIPC Study of Calcitriol Enhancing Taxotere [ASCENT-2])

NCT00273338
View directory record Official record
Conditions
Prostate Cancer
Interventions
calcitriol, docetaxel
Drug
Lead sponsor
Novacea
Industry
Eligibility
18 Years and older · Male only
Enrollment
1,200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
159
States / cities
Birmingham, Alabama • Muscle Shoals, Alabama • Anchorage, Alaska + 132 more
Source: ClinicalTrials.gov public record
Updated Nov 6, 2007 · Synced Oct 19, 2026, 4:50 PM EDT
Completed Phase 4 Interventional Results available

Long Term Safety and Efficacy Study of Calcitriol 3 mcg/g Ointment in Pediatric Subjects With Plaque Psoriasis

NCT02125279
View directory record Official record
Conditions
Psoriasis Vulgaris
Interventions
Calcitriol
Drug
Lead sponsor
Galderma R&D
Industry
Eligibility
2 Years to 16 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
8
States / cities
Fort Smith, Arkansas • Rogers, Arkansas • Burbank, California + 5 more
Source: ClinicalTrials.gov public record
Updated Feb 18, 2021 · Synced Oct 19, 2026, 4:50 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effect of Vitamin D and Calcium on Genes in the Colon

NCT00298545
View directory record Official record
Conditions
Colorectal Polyps, Colorectal Adenoma, Adenocarcinoma
Interventions
placebo and Calcitriol, Calcium and Calcitriol
Drug
Lead sponsor
Rockefeller University
Other
Eligibility
48 Years to 72 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 18, 2011 · Synced Oct 19, 2026, 4:50 PM EDT
Completed Phase 2 Interventional

Calcitriol, Mitoxantrone, and Prednisone in Treating Patients With Metastatic Prostate Cancer

NCT00182741
View directory record Official record
Conditions
Prostate Cancer
Interventions
calcitriol, mitoxantrone hydrochloride, prednisone
Dietary Supplement · Drug
Lead sponsor
OHSU Knight Cancer Institute
Other
Eligibility
18 Years to 100 Years · Male only
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated May 3, 2017 · Synced Oct 19, 2026, 4:50 PM 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 19, 2026, 4:50 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Comparative Effectiveness of Vitamin D and Repletion Strategies

NCT01524874
View directory record Official record
Conditions
Hypovitaminosis D, Insulin Resistance, Diabetes
Interventions
Vitamin D3
Dietary Supplement
Lead sponsor
Bastyr University
Other
Eligibility
18 Years to 65 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
2
States / cities
Kailua-Kona, Hawaii • Kenmore, Washington
Source: ClinicalTrials.gov public record
Updated Feb 2, 2012 · Synced Oct 19, 2026, 4:50 PM EDT
Not listed Phase 2 Interventional

Study of High-Dose Pulse Administration DN-101 (Calcitriol) in Patients With Myelodysplastic Syndrome (MDS)

NCT00057031
View directory record Official record
Conditions
Myelodysplastic Syndrome
Interventions
DN-101 (calcitriol)
Drug
Lead sponsor
Novacea
Industry
Eligibility
18 Years and older
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2004
U.S. locations
10
States / cities
Hoover, Alabama • San Francisco, California • Tampa, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Nov 1, 2006 · Synced Oct 19, 2026, 4:50 PM 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 19, 2026, 4:50 PM EDT
Active, not recruiting Phase 3 Interventional

Efficacy and Safety of Encaleret Compared to Standard of Care in Participants With ADH1

NCT05680818
View directory record Official record
Conditions
Autosomal Dominant Hypocalcemia (ADH)
Interventions
Encaleret, Standard of Care
Drug · Dietary Supplement
Lead sponsor
Calcilytix Therapeutics, Inc., a BridgeBio company
Industry
Eligibility
16 Years and older
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
11
States / cities
Oakland, California • Aurora, Colorado • Indianapolis, Indiana + 8 more
Source: ClinicalTrials.gov public record
Updated Jul 29, 2026 · Synced Oct 19, 2026, 4:50 PM 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 19, 2026, 4:50 PM EDT
Suspended Phase 2 Interventional

A Study of Gemcitabine ± Erlotinib and DN-101 Versus Gemcitabine ± Erlotinib and Placebo in Patients With Advanced Pancreatic Cancer

NCT00536770
View directory record Official record
Conditions
Pancreatic Cancer
Interventions
placebo + gemcitabine + erlotinib, Placebo + gemcitabine, calcitriol + gemcitabine, calcitriol + gemcitabine + erlotinib
Drug
Lead sponsor
Novacea
Industry
Eligibility
18 Years and older
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2007
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 6, 2007 · Synced Oct 19, 2026, 4:50 PM EDT
Terminated Phase 2 Interventional Results available

Studies With 1,25-Dihydroxycholecalciferol

NCT00001151
View directory record Official record
Conditions
Hypocalcemia, Rickets
Interventions
1,25-Dihydroxycholecalciferol
Drug
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
Not listed
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1976 – 2009
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 25, 2013 · Synced Oct 19, 2026, 4:50 PM EDT
Completed Phase 3 Interventional Results available

Vitamin D and Arterial Function in Patients With Chronic Kidney Disease

NCT01384539
View directory record Official record
Conditions
Arterial Dysfunction, Chronic Kidney Disease
Interventions
Cholecalciferol, Calcitriol
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 80 Years
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Sep 28, 2018 · Synced Oct 19, 2026, 4:50 PM EDT
Completed Phase 2 Interventional

Phase II Pre-operative Vitamin D Supplementation to Prevent Post-thyroidectomy Hypocalcemia

NCT01868750
View directory record Official record
Conditions
Thyroid Nodules, Hypocalcemia
Interventions
Calcitriol, Control Pill
Dietary Supplement
Lead sponsor
David Shonka, MD
Other
Eligibility
18 Years and older
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2021
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Oct 12, 2021 · Synced Oct 19, 2026, 4:50 PM EDT
Completed Phase 2 Interventional

Bone Response to Enzyme Replacement in Gaucher's Disease

NCT00001416
View directory record Official record
Conditions
Gaucher's Disease
Interventions
CEREDASE™
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1993 – 2000
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 22, 2016 · Synced Oct 19, 2026, 4:50 PM EDT
Not listed Phase 2 Interventional

Study of DN-101 (Calcitriol) and Docetaxel in Subjects Previously Enrolled in Studies DN101-002 or DN101-004

NCT00285675
View directory record Official record
Conditions
Androgen Independent Prostate Cancer (AIPC), Non Small Cell Lung Cancer (NSCLC)
Interventions
DN-101 (calcitriol) - Drug
Drug
Lead sponsor
Novacea
Industry
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
11
States / cities
Berkeley, California • San Francisco, California • Vallejo, California + 6 more
Source: ClinicalTrials.gov public record
Updated May 31, 2006 · Synced Oct 19, 2026, 4:50 PM EDT
Completed Phase 1 Interventional

Calcitriol Plus Dexamethasone in Treating Patients With Prostate Cancer That Has Not Responded to Hormone Therapy

NCT00010231
View directory record Official record
Conditions
Prostate Cancer
Interventions
calcitriol, dexamethasone
Dietary Supplement · Drug
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older · Male only
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2002
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 30, 2015 · Synced Oct 19, 2026, 4:50 PM EDT