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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 4 Interventional Accepts healthy volunteers

How Does Magnesium Status Influence Calcium Homeostasis?

NCT01593501
View directory record Official record
Conditions
Magnesium Deficiency, Calcium Metabolism Disorders
Interventions
vitamin D3
Dietary Supplement
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
30 Years to 75 Years · Female only
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 31, 2016 · Synced Sep 7, 2026, 2:41 PM EDT
Not listed Phase 1 Interventional

Study to Assess the Safety and Efficacy of Enbrel Administered by Sofusa DoseConnect for Rheumatoid Arthritis

NCT04559412
View directory record Official record
Conditions
Rheumatoid Arthritis
Interventions
Sofusa DoseConnect, Enbrel
Device · Drug
Lead sponsor
Sorrento Therapeutics, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 11, 2023 · Synced Sep 7, 2026, 2:41 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Evaluation of the Repeatability and Reproducibility of OCTA Image Quality With the Heidelberg Engineering SPECTRALIS With OCT Angiography Module

NCT03530449
View directory record Official record
Conditions
Retinal Vascular, Normal Eyes
Interventions
OCT Angiography, Color Fundus Photography, Optical Coherence Tomography
Device
Lead sponsor
Heidelberg Engineering GmbH
Industry
Eligibility
22 Years and older
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 27, 2019 · Synced Sep 7, 2026, 2:41 PM EDT
Completed Not applicable Interventional

Matrion™ Decellularized Placental Membrane in Subjects With Diabetic Foot Ulcers

NCT05087758
View directory record Official record
Conditions
Diabetic Foot, Lower Extremity Wound
Interventions
Matrion, Conventional Care Wound Management
Other
Lead sponsor
LifeNet Health
Industry
Eligibility
21 Years to 80 Years
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
8
States / cities
Tucson, Arizona • Carmichael, California • Fresno, California + 5 more
Source: ClinicalTrials.gov public record
Updated Apr 1, 2025 · Synced Sep 7, 2026, 2:41 PM EDT
Terminated Phase 2 Interventional Results available

Vitamin D3 Treatment in Pediatric Systemic Lupus Erythematosus

NCT01709474
View directory record Official record
Conditions
Systemic Lupus Erythematosus
Interventions
Vitamin D3 6000 IU, Vitamin D3 400 IU
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
5 Years to 20 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
13
States / cities
Los Angeles, California • Palo Alto, California • San Francisco, California + 9 more
Source: ClinicalTrials.gov public record
Updated Dec 16, 2015 · Synced Sep 7, 2026, 2:41 PM EDT
Completed No phase listed Observational

Role Of Metabolic Adaptation In Weight Regain

NCT05766358
View directory record Official record
Conditions
Weight Loss, Weight Gain, Obesity
Interventions
Intensive lifestyle change therapy, Tirzepatide
Behavioral · Drug
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Jun 9, 2024 · Synced Sep 7, 2026, 2:41 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Large Randomized Trial of Vitamin D, Omega-3 Fatty Acids and Cognitive Decline

NCT01669915
View directory record Official record
Conditions
Cognitive Decline
Interventions
vitamin D3, omega-3 fatty acids (fish oil), Vitamin D3 placebo, Fish oil placebo
Dietary Supplement · Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
60 Years to 92 Years
Enrollment
3,424 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 20, 2023 · Synced Sep 7, 2026, 2:41 PM EDT
Terminated Phase 2 Interventional Results available

Calcitriol and Dexamethasone in Treating Patients With Prostate Cancer That Did Not Respond to Hormone Therapy

NCT00524589
View directory record Official record
Conditions
Prostate Cancer
Interventions
calcitriol, dexamethasone, protein expression analysis, laboratory biomarker analysis
Dietary Supplement · Drug · Genetic + 1 more
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
Up to 120 Years · Male only
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Nov 19, 2017 · Synced Sep 7, 2026, 2:41 PM EDT
Completed Phase 2 Interventional Results available

eIMPACT-DM Pilot Trial: Depression Treatment to Reduce Diabetes Risk

NCT04437485
View directory record Official record
Conditions
Depression, Major Depressive Disorder, Dysthymic Disorder, Depressive Symptoms, Type 2 Diabetes, PreDiabetes, Insulin Resistance
Interventions
Good Days Ahead (GDA), Problem Solving Treatment in Primary Care (PST-PC), Antidepressant Medications, Active Control
Behavioral · Drug · Other
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Nov 1, 2023 · Synced Sep 7, 2026, 2:41 PM EDT
Recruiting Phase 2 Interventional

Using Biomarker Tests to Select and Test New, Personalized Treatments for Extensive Stage Small Cell Lung Cancer, PRISM Study

NCT06769126
View directory record Official record
Conditions
Extensive Stage Lung Small Cell Carcinoma, Lung Small Cell Carcinoma, A Subtype, Lung Small Cell Carcinoma, I Subtype, Lung Small Cell Carcinoma, N Subtype, Lung Small Cell Carcinoma, P Subtype
Interventions
Biospecimen Collection, Ceralasertib, Computed Tomography, Durvalumab, Etoposide, Magnetic Resonance Imaging, Monalizumab, Platinum Compound, Positron Emission Tomography, Saruparib, Thoracic Radiation Therapy
Procedure · Drug · Biological + 1 more
Lead sponsor
SWOG Cancer Research Network
Network
Eligibility
18 Years and older
Enrollment
900 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
148
States / cities
Loma Linda, California • Rancho Mirage, California • Sacramento, California + 118 more
Source: ClinicalTrials.gov public record
Updated Mar 29, 2026 · Synced Sep 7, 2026, 2:41 PM EDT
Active, not recruiting Phase 1 Interventional

A First-In-Human Phase 1 Trial of T-Cell Membrane-Anchored Tumor Targeted Il12 (Attil12)- T-Cell Therapy in Subjects With Advanced/Metastatic Soft Tissue and Bone Sarcoma

NCT05621668
View directory record Official record
Conditions
Soft Tissue Sarcoma, Bone Sarcoma
Interventions
Cyclophosphamide, attIL2-T cells
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
12 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Sep 7, 2026, 2:41 PM EDT
Recruiting No phase listed Observational

Membrane Target Detection for Leukemia Treatment

NCT04841447
View directory record Official record
Conditions
Hematological Malignancy
Interventions
Study sample collection
Other
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 9, 2025 · Synced Sep 7, 2026, 2:41 PM EDT
Completed Not applicable Interventional Results available

Shunt Tube Exposure Prevention Study

NCT01551550
View directory record Official record
Conditions
Glaucoma
Interventions
GDD, Amniotic Membrane Graft, Pericardial Graft
Procedure
Lead sponsor
BioTissue Holdings, Inc
Industry
Eligibility
21 Years and older
Enrollment
82 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
4
States / cities
Miami, Florida • New York, New York
Source: ClinicalTrials.gov public record
Updated May 17, 2022 · Synced Sep 7, 2026, 2:41 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Study of Tumor Necrosis Factor Receptor Fusion Protein Etanercept (Enbrel) in Psoriasis of the Hands and/or Feet

NCT00585650
View directory record Official record
Conditions
Psoriasis
Interventions
Etanercept, Placebo injections
Biological · Other
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
3
States / cities
Irvine, California • Winston-Salem, North Carolina • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 17, 2023 · Synced Sep 7, 2026, 2:41 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 1, 2012 · Synced Sep 7, 2026, 2:41 PM EDT
Recruiting Phase 3 Interventional Accepts healthy volunteers

Integrating Financial Coaching and Smoking Cessation Coaching

NCT05154669
View directory record Official record
Conditions
Smoking
Interventions
Financial counseling, Nicotine Replacement Therapy Agent - Patches, Nicotine Replacement Therapy Agent - Lozenges, Nicotine Replacement Therapy Agent - Gum
Other · Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 100 Years
Enrollment
602 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2029
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 3, 2026 · Synced Sep 7, 2026, 2:41 PM EDT
Active, not recruiting Phase 3 Interventional

A Study to Determine the Safety and Efficacy of NT-501 With MHFM

NCT06397131
View directory record Official record
Conditions
Macular Telangiectasia Type 2
Interventions
NT-501 CNTF Implant
Combination Product
Lead sponsor
Neurotech Pharmaceuticals
Industry
Eligibility
21 Years to 80 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
3
States / cities
Walnut Creek, California • Grand Rapids, Michigan • Bellaire, Texas
Source: ClinicalTrials.gov public record
Updated Jul 9, 2025 · Synced Sep 7, 2026, 2:41 PM EDT
Completed Phase 1Phase 2 Interventional

Arsenic Trioxide and Etanercept in Treating Patients With Myelodysplastic Syndromes

NCT00093366
View directory record Official record
Conditions
Leukemia, Myelodysplastic Syndromes, Myelodysplastic/Myeloproliferative Diseases
Interventions
etanercept, arsenic trioxide
Biological · Drug
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 29, 2011 · Synced Sep 7, 2026, 2:41 PM EDT
Completed Phase 4 Interventional Results available

A Study of Tirzepatide (LY3298176) in Adult Participants With Type 2 Diabetes Switching From Dulaglutide (SURPASS-SWITCH)

NCT05564039
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Tirzepatide, Dulaglutide
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older
Enrollment
282 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
11
States / cities
Cooper City, Florida • West Palm Beach, Florida • Skokie, Illinois + 6 more
Source: ClinicalTrials.gov public record
Updated Aug 2, 2025 · Synced Sep 7, 2026, 2:41 PM EDT
Completed Not applicable Interventional

Vitamin D Replacement Using Oral Thin Film (OTF) Cholecalciferol in Patients Undergoing Hematopoietic Stem Cell Transplantation

NCT04818957
View directory record Official record
Conditions
Vitamin D Deficiency, Hematopoietic Stem Cell Transplantation (HSCT)
Interventions
Oral Thin Film (OTF) Cholecalciferol (Vitamin D3)
Dietary Supplement
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
Not listed
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 1, 2023 · Synced Sep 7, 2026, 2:41 PM EDT
Terminated Phase 2 Interventional Results available

Testing the Addition of an Anti-Cancer Immunotherapy Drug, Avelumab, to Gemcitabine and Carboplatin Chemotherapy Prior to Surgery in Muscle Invasive Urinary Tract Cancer vs. Surgery Alone in Patients Who Are Not Able to Receive Cisplatin Therapy (SWOG GAP TRIAL)

NCT04871529
View directory record Official record
Conditions
Bladder Carcinoma Infiltrating the Muscle of the Bladder Wall, Infiltrating Renal Pelvis and Ureter Urothelial Carcinoma, Stage II Bladder Cancer AJCC v8
Interventions
Therapeutic Conventional Surgery, Avelumab, Gemcitabine Hydrochloride, Carboplatin
Procedure · Drug
Lead sponsor
SWOG Cancer Research Network
Network
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
92
States / cities
Aurora, Colorado • Highlands Ranch, Colorado • Orlando, Florida + 70 more
Source: ClinicalTrials.gov public record
Updated Dec 29, 2024 · Synced Sep 7, 2026, 2:41 PM EDT
Terminated Phase 2 Interventional

Calcitriol in Preventing Prostate Cancer in Patients With Prostatic Intraepithelial Neoplasia

NCT00118066
View directory record Official record
Conditions
Precancerous/Nonmalignant Condition, Prostate Cancer
Interventions
calcitriol, observation
Dietary Supplement · Procedure
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years and older · Male only
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2011
U.S. locations
5
States / cities
East Brunswick, New Jersey • Morristown, New Jersey • New Brunswick, New Jersey + 1 more
Source: ClinicalTrials.gov public record
Updated May 26, 2015 · Synced Sep 7, 2026, 2:41 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Vitamin D and Residual Beta-Cell Function in Type 1 Diabetes

NCT03046927
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Ergocalciferol, Placebo
Drug · Other
Lead sponsor
Benjamin U. Nwosu, MD
Other
Eligibility
10 Years to 21 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 9, 2024 · Synced Sep 7, 2026, 2:41 PM EDT
Recruiting Phase 2 Interventional

Testing the Addition of Stereotactic Radiation Therapy With Immune Therapy for the Treatment of Patients With Unresectable or Metastatic Renal Cell Cancer, SAMURAI Trial

NCT05327686
View directory record Official record
Conditions
Metastatic Renal Cell Carcinoma, Stage III Renal Cell Cancer AJCC v8, Stage IV Renal Cell Cancer AJCC v8, Unresectable Renal Cell Carcinoma
Interventions
Avelumab, Axitinib, Biospecimen Collection, Bone Scan, Cabozantinib, Computed Tomography, Ipilimumab, Lenvatinib, Magnetic Resonance Imaging, Nivolumab, Pembrolizumab, Stereotactic Ablative Radiotherapy
Biological · Drug · Procedure + 1 more
Lead sponsor
NRG Oncology
Other
Eligibility
18 Years and older
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2033
U.S. locations
323
States / cities
Birmingham, Alabama • Kingman, Arizona • Phoenix, Arizona + 248 more
Source: ClinicalTrials.gov public record
Updated Aug 16, 2026 · Synced Sep 7, 2026, 2:41 PM EDT