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Vitamin Deficiency Clinical Trials

A listing of Vitamin Deficiency medical research trials actively recruiting patient volunteers. Search for closest city to find more detailed information on a research study in your area.


Found (91) clinical trials

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.

On the first day of enrollment, the objectives, nature, purpose and potential risk of all the procedures which are intended to be used for the study will be explained in detail to each COPD patients (diagnosed by pulmonologist), with a cordial attitude giving emphasis on the benefits he might obtain ...


Vitamin D Replacement Therapy Can Affects Pathological Response in Neoadjuvant Breast Cancer Treatment

Calcitriol, a vitamin D metabolite, inhibits cell proliferation and pathways in invitro experiments. Vitamin D affects gene expression related to breast cancer and prevents cell differentiation, growth and angiogenesis . Low vitamin D may include a high risk of breast cancer, but there are also studies reporting that patients with ...

Phase N/A

The Effects of Oral Vitamin D Supplementation on the Prevention of Peritoneal Dialysis-related Peritonitis

Patients will be screened for eligibility one month after the onset of PD-related peritonitis, those who meet the inclusion criteria will be enrolled in this study. All consenting participants will be randomized into the vitamin D treatment group or the control group, general information and baseline biochemistry data would be ...


Safety Efficacy PK and PD of CTAP101 (Calcifediol) ER Capsules for SHPT in HD Patients VDI

A Multi-Center, Randomized, Two-Cohort Phase 2 Study to Evaluate the Safety, Efficacy, Pharmacokinetics and Pharmacodynamics of CTAP101 (calcifediol) Extended-Release Capsules to Treat Secondary Hyperparathyroidism in Subjects with Vitamin D Insufficiency and Chronic Kidney Disease Requiring Regular Hemodialysis.


Repeated-dose Safety Efficacy PK and PD of CTAP101 IR Calcifediol High-dose Cholecalciferol and Paricalcitol Plus Low-dose Cholecalciferol in Patients With SHPT CKD 3-4 and VDI

An Open-Label, Repeated-Dose Safety, Efficacy, Pharmacokinetic and Pharmacodynamic Study of Oral CTAP101 Capsules, Immediate- Release (IR) Calcifediol, High-Dose Cholecalciferol, and Paricalcitol Plus Low-Dose Cholecalciferol in Patients with Secondary Hyperparathyroidism, Stage 3 or 4 Chronic Kidney Disease and Vitamin D Insufficiency


The Correlation Between Vitamin A / E Levels and Preeclampsia

Vitamin A (VA) and vitamin E (VE) are fat-soluble vitamins, which participate in the metabolism of important substances in the body and are indispensable substances in life activities. VA, also known as retinol, plays an important role in visual function, normal formation and development of epithelial cells, development and growth ...

Phase N/A

High-dose Vitamin D Supplements in Older Adults

General Design This Phase 2 randomized clinical trial of high-dose vs. standard dose Vitamin D (VitD) supplementation aims to prove feasibility of the intervention in a diverse community-recruited cohort and to provide an estimate of the effect sizes of treatment on cognitive change and brain MRI volumetric measures as the ...


The Effect of Vitamin C on Wound Healing In Mandibular Fracture Patients

In a prospective, randomized clinical trial of de novo mandibular fracture patients requiring intraoral surgical repair with plating, the investigators will: Compare the effects of supplemental vitamin C to placebo on soft tissue wound healing, measured by a) biomarkers of soft tissue repair (Procollagen I and III, Matrix Metallo-Proteinases 1,2,3 ...

Phase N/A

The Influence of Food Matrix Delivery System on the Bioavailability of Vitamin D3

BACKGROUND The current project is a part of the vitamin D fortification with enhanced bioavailability study program (acronym: DFORT) which is an interdisciplinary project including research groups from Denmark, Spain, and the Netherlands supported by the Danish Innovation Foundation. The overall aim of DFORT is to develop more efficient strategies ...

Phase N/A

Is Treatment of Vitamin D Deficiency Associated With Resolution of Statin-Induced Muscular Symptoms

Vitamin D2 (Ergocalciferol) is approved by the FDA to treat Vitamin D deficiency and will be given according to approved labeling. This drug has not been systematically studied to test the potential benefits of Vitamin D in patients who suffer from statin-induced muscle pain. Vitamin D2 is the current standard ...