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Search clinical trials for: Vitamins

Total 6709 results

    • NCT02920593
      Unknown status
      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
    • NCT03644212
      Completed
      Vitamin D Increases Serum Levels of the Soluble Receptor for Advanced Glycation End Products in Women With PCOS
      Conditions: Polycystic Ovary Syndrome; Vitamin D Deficiency
    • NCT04183257
      Completed
      Effect of Escalating Oral Vitamin D Replacement on HOMA-IR in Vitamin D Deficient Type 2 Diabetics
      Conditions: Vitamin D Deficiency; Insulin Resistance; Diabetes Mellitus, Type 2
    • NCT03302585
      Recruiting
      High-Dose Vitamin D Induction in Optic Neuritis
      Conditions: Optic Neuritis
    • NCT04461665
      Completed
      Effects of Vitamin D Supplementation on Immune Function in Infants
      Conditions: Vitamin D Deficiency
    • NCT04536831
      Completed
      The Association of Vitamin D Supplementation With the Outcome in Critically Ill Children
      Conditions: Critically Ill
    • NCT02054975
      Unknown status
      Vitamin D in Pediatric Asthma: a Randomized Controlled Open-label Pilot Trial
      Conditions: Asthma; Vitamin D Deficiency
    • NCT04628000
      Recruiting
      Baseline Vitamin D Deficiency and COVID-19 Disease Severity
      Conditions: Vitamin D Deficiency; Covid19
    • NCT03941535
      Recruiting
      Comparison of Vitamin K Doses in Patients With Larger Burn Injuries
      Conditions: Burns
    • NCT01730976
      Completed
      Asthma in the Elderly: The Role of Vitamin D
      Conditions: Asthma in the Elderly
    • NCT03552653
      Completed
      Bioequivalence Study on Vitamin D in Healthy Adults
      Conditions: Measure Absorption of Vitamin D in Blood
    • NCT04292873
      Not yet recruiting
      Effects of Enteral Supplement Vitamin D Incritically Ill Patients
      Conditions: Vitamin D Deficiency; Critical Illness
    • NCT04280601
      Recruiting
      PRagmatic Analysis of Vitamin D in ANCA-Associated Vasculitis
      Conditions: ANCA-associated Vasculitis; Granulomatosis With Polyangiitis; Microscopic Polyangiitis; Eosinophilic Granulomatosis With Polyangiitis
    • NCT03248700
      Completed
      Vitamin A Kinetics and Mathematical Modeling in American Women
      Conditions: Vitamin A Kinetics
    • NCT04450199
      Recruiting
      Does Supplementing Vitamin D Deficiency Affect Fusion Healing Rates in Elective Foot and Ankle Surgery?
      Conditions: Vitamin D Deficiency
    • NCT00772772
      Completed
      Vitamin D Repletion in Chronic Kidney Disease
      Conditions: Chronic Kidney Disease
    • NCT00755664
      Completed
      Effects of Low-dose Complex B-vitamins on Homocysteine and Framingham Risk Score Among Chinese Elderly
      Conditions: Hyperhomocysteinemia
    • NCT03586947
      Not yet recruiting
      Association Between Vitamin D and the Risk of Uterine Fibroids
      Conditions: Gynaecological Disease; Vitamin D Deficiency; Uterine Fibroids
    • NCT01695460
      Completed
      A Randomized, Parallel, Double-blind, Placebo-controlled Study of Vitamin D as Prophylactic Treatment for Migraine
      Conditions: Migraine According to International Headache Society (IHS) Criteria (ICHD-II)
    • NCT03613116
      Recruiting
      High-dose Vitamin D Supplements in Older Adults
      Conditions: Vitamin D Deficiency; Cognitive Decline
    • NCT04078048
      Completed
      Role of Antioxidants (Vitamin C and E) in the Management of Schizophrenia
      Conditions: Schizophrenia
    • NCT02664857
      Unknown status
      Vitamin D Supplementations and Postoperative Pain
      Conditions: Postoperative Pain
    • NCT03793309
      Completed
      Different Doses of Vitamin D and T Regulatory Cells in Preterm Infants
      Conditions: Prematurity; Immune Defect
    • NCT02595489
      Active, not recruiting
      A Pilot Study of Vitamin D in Boys With X-linked Adrenoleukodystrophy
      Conditions: X-linked Adrenoleukodystrophy
    • NCT01413360
      Completed
      The Effect of High Dose Vitamin C on the Liver Function in Chronic Hepatitis Patients
      Conditions: Chronic Hepatitis; Chronic Hepatitis C; Chronic Alcoholic Hepatitis
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