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Results for “Vitamin D or Placebo”

16 trials

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Showing 16 of 16 results

Post-approval studies (Phase 4)Ended earlyNCT02322099
What this trial is testing

Alendronate for Prevention of AntiRetroviral Therapy-associated Bone Loss

Who this might be right for
Bone Demineralization
University College Dublin 53
Post-approval studies (Phase 4)Study completedNCT00123461
What this trial is testing

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

Who this might be right for
Secondary HyperparathyroidismRenal FailureChronic Renal Insufficiency
Genzyme, a Sanofi Company 70
Testing effectiveness (Phase 2)UnknownNCT04011930
What this trial is testing

This Study Include Chronic Obstructive Pulmonary Disease(COPD) Patients . Patients Were Vitamin D Deficient Age Range 40 to 80 Years, Smokers Patients Were Advised to Take Either Placebo or Vitamin D3 . Antioxidant Enzymes Were Assessed at Baseline and at 26th Weeks.

Who this might be right for
Chronic Obstructive Pulmonary Disease
Bangabandhu Sheikh Mujib Medical University, Dhaka, Bangladesh 40
Not applicableStudy completedNCT00472654
What this trial is testing

The Effect of Vitamin D Supplementation During Caloric Restriction on Intestinal Calcium Absorption

Who this might be right for
Weight LossVitamin D or Placebo
Rutgers University 83
Large-scale testing (Phase 3)Ended earlyNCT02419105
What this trial is testing

Effects of Transdermal Testosterone and/or Monthly Vitamin D on Fall Risk in Pre--frail Hypogonadal Seniors

Who this might be right for
HypogonadismPre-frail Seniors
University of Zurich 91
Post-approval studies (Phase 4)Study completedNCT01067898
What this trial is testing

A Study on Oral Vitamin D Megadoses

Who this might be right for
Hypovitaminosis D
Helsinki University Central Hospital 60
Testing effectiveness (Phase 2)Study completedNCT00242476
What this trial is testing

Assess the Effectiveness of an Investigational Drug in Elderly Subjects With Low Vitamin D Levels (0822A-009)

Who this might be right for
Vitamin D Deficiency
Merck Sharp & Dohme LLC 216
Post-approval studies (Phase 4)Ended earlyNCT00879970
What this trial is testing

Thiazolidinedione Intervention With Vitamin D Evaluation

Who this might be right for
Diabetes Mellitus, Type 2
GlaxoSmithKline 1,332
Large-scale testing (Phase 3)Study completedNCT04735926
What this trial is testing

Efficacy and Safety of Calcifediol vs Placebo in Subjects With Vitamin D Deficiency

Who this might be right for
Vitamin D DeficiencyVitamin D Insufficiency
Faes Farma, S.A. 674
Not applicableEnded earlyNCT01744821
What this trial is testing

Vitamin D for Women at Increased Risk of Developing Ovarian, Fallopian, or Primary Peritoneal Cancer

Who this might be right for
Ovarian CancerFallopian Tube CancerPrimary Peritoneal Cancer
Northwestern University 7
Testing effectiveness (Phase 2)Study completedNCT01868750
What this trial is testing

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

Who this might be right for
Thyroid NodulesHypocalcemia
David Shonka, MD 67
Testing effectiveness (Phase 2)Study completedNCT03880734
What this trial is testing

This Study Include Asthma Chronic Obstructive Pulmonary Disease (COPD) Overlap Patients.Patients Were Vitamin D Deficient.Age Range 40-70 Years, Smokers.Patients Were Advised to Take Either Placebo or Vitamin D3.Lung Functions and Exercise Tolerance Were Assessed at Baseline and at 26th Weeks.

Who this might be right for
Asthma-COPD Overlap Syndrome
Bangabandhu Sheikh Mujib Medical University, Dhaka, Bangladesh 70
Large-scale testing (Phase 3)Study completedNCT01651000
What this trial is testing

Safety and Efficacy of CTAP101 to Treat Secondary Hyperparathyroidism in Stage 3 or 4 CKD and Vitamin D Insufficiency

Who this might be right for
Chronic Kidney DiseaseHyperparathyroidism, SecondaryVitamin D Deficiency
OPKO IP Holdings II, Inc. 213
Large-scale testing (Phase 3)Study completedNCT03103152
What this trial is testing

Examine the Effectiveness of Aspirin and/or Vitamin D3 to Prevent Prostate Cancer Progression

Who this might be right for
Prostate Cancer
Queen Mary University of London 104
Testing effectiveness (Phase 2)Study completedNCT01393808
What this trial is testing

Salt Intake and Antiproteinuric Effect of Paricalcitol in Type 2 Diabetes

Who this might be right for
Type 2 Diabetes
Mario Negri Institute for Pharmacological Research 112
Large-scale testing (Phase 3)Study completedNCT01704079
What this trial is testing

Safety and Efficacy of CTAP101 to Treat Secondary Hyperparathyroidism in Stage 3 or 4 CKD and Vitamin D Insufficiency

Who this might be right for
Chronic Kidney DiseaseHyperparathyroidism, SecondaryVitamin D Deficiency
OPKO IP Holdings II, Inc. 216