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281 studies found for:    Open Studies | "Vitamin D"
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Rank Status Study
1 Recruiting A Randomized Control Trial of Vitamin D Prophylaxis in the Prevention of Hypertensive Disorders of Pregnancy
Conditions: Gestational Hypertension;   Toxemia;   Superimposed Preeclampsia;   Eclampsia;   HELLP Syndrome
Intervention: Drug: Vitamin D3
2 Recruiting Vitamin D Supplementations and Postoperative Pain
Condition: Postoperative Pain
Interventions: Drug: Vitamin D;   Drug: Placebo
3 Recruiting Study to Identify Transcriptional Targets of Vitamin D in Patients With Stage I-III Colon Cancer or Resectable Colon Cancer Liver Metastases Receiving Preoperative Vitamin D Supplementation.
Conditions: Stage, Colon Cancer;   Stage I-III Colon Cancer;   Stage IV Colon Cancer With Resectable Liver Metastases
Intervention: Drug: Vitamin D3
4 Recruiting Vitamin D, Insulin Resistance, and Cardiovascular Disease
Conditions: Vitamin D Deficiency;   Insulin Resistance;   Type 2 Diabetes Mellitus;   Cardiovascular Disease;   Hypertension
Interventions: Drug: Vitamin D3;   Drug: Placebo
5 Not yet recruiting Vitamin D in the Treatment of Primary Restless Legs Syndrome
Condition: Restless Legs Syndrome
Intervention: Drug: Vitamin D
6 Recruiting Topical Delivery of Vitamin D3 as Vitamin D Supplementation
Condition: Vitamin D Deficiency
Intervention: Drug: topical vitamin D3 in intervention group
7 Not yet recruiting Oral Vitamin D Treatment for the Prevention of Hepatocellular Carcinoma
Conditions: Hepatitis B;   Carcinoma, Hepatocellular
Intervention: Drug: Vitamin D3
8 Recruiting Vitamin D Supplementation in Patients With COPD
Condition: Chronic Obstructive Pulmonary Disease
Interventions: Drug: Vitamin D;   Drug: Placebo
9 Recruiting Allergic Rhinitis, Immunotherapy and Vitamin d
Condition: Allergy
Interventions: Drug: Vitamin D3;   Drug: placebo
10 Recruiting Vitamin D Levels Following Topical Application of Vitamin D Ointment
Condition: Vitamin D Deficiency
Intervention: Drug: Vitamin D3
11 Not yet recruiting Supplementation of Vitamin D in Patients With Type 2 Diabetes and Hypertension
Condition: Hypertension
Interventions: Dietary Supplement: supplementation of 100.000 IU of vitamin D3;   Dietary Supplement: placebo pill
12 Recruiting Hepatic Dysfunction, Vitamin D Status, and Glycemic Control in Diabetes
Conditions: Type 2 Diabetes;   Nonalcoholic Fatty Liver Disease;   Vitamin D Deficiency
Intervention: Dietary Supplement: Ergocalciferol, placebo
13 Recruiting Follow-up Study With Clinical Vitamin D Supplementation Trial on Patients With Depression (DepFuD)
Conditions: Depression;   Depressive Disorder
Interventions: Dietary Supplement: Vitamin D 10 micrograms;   Dietary Supplement: Vitamin D 100 micrograms
14 Recruiting Can Vitamin D Supplementation in Infants Prevent Food Allergy in the First Year of Life? The VITALITY Trial
Condition: Food Allergy
Interventions: Drug: Vitamin D;   Drug: placebo
15 Not yet recruiting Vitamin D to Improve Nutrition Prior to Bariatric Surgery and Investigate the Relationship With Negative Outcomes
Conditions: Vitamin D Deficiency;   Vitamin D Insufficiency
Interventions: Dietary Supplement: Vitamin D;   Other: Placebo;   Other: Standard of Care
16 Recruiting An Evaluation of the Effect of Vitamin D Supplementation on the Cognitive Function of Older Subjects With Low Levels of This Vitamin
Condition: VITAMIN D DEFICIENCY
Intervention: Drug: Vitamin D
17 Recruiting Vitamin D Supplementation in Older Adults With Urinary Incontinence
Conditions: Urinary Incontinence;   Vitamin D Deficiency
Interventions: Dietary Supplement: Vitamin D;   Other: Placebo
18 Recruiting Effects of Vitamin D Insufficiency in Man
Condition: Vitamin D Deficiency
Interventions: Dietary Supplement: Vitamin D2;   Dietary Supplement: Vitamin D3
19 Recruiting Vitamin D to Prevent Severe Asthma Exacerbations (Vit-D-Kids Asthma)
Condition: Asthma
Interventions: Drug: vitamin D3 4000 IU;   Drug: Placebo
20 Recruiting Does Vitamin D Break the Vicious Circle of Polycystic Ovarian Syndrome of Insuline Resistance ?
Condition: PCOS
Interventions: Drug: Vitamin D;   Drug: placebo

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Study has passed its completion date and status has not been verified in more than two years.