Search Medical Condition
Please enter condition
Please choose location from dropdown

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.

RESULTS

Found (77) clinical trials

Participation in this study will last approximately 6 months. Up to 260 women will participate in this study. There is a total of 4 visits. Participants will be selected by chance to take either a supplement of vitamin D or placebo (an inactive pill) every day during the study. If ...

Phase N/A

Effects of Vitamin D and Calcium Supplementation on Health and Well-being of Vitamin D Deficient UAE Citizens

The proposed study is a two by two factorial, randomized controlled intervention trial. Following informed written consent of eligible subject's blood and urine samples will be taken for measurements of vitamin D, markers of bone turnover and related biochemical variables. Patients who have evidence of vitamin D deficiency will then ...

Phase N/A

High-dose Vitamin D3 in Pancreas Cancer

Different studies have shown that a deficiency in vitamin D (20ng/mL) results in higher rates in morbidity and mortality rates in cancer patients. Clinical studies investigated and demonstrated altered vitamin d tissue in pancreatic cancer. But there is no prospective study evaluating the beneficiary effects of oral supplementation of vitamin ...

Phase

Thiamine Supplementation in Heart Failure: a Pilot Randomized Controlled Crossover Trial

Heart failure (HF) is a major cardiovascular disease with increasing prevalence. Thiamine deficiency is common in HF patients. Previous small studies have shown that thiamine supplementation can improve left ventricular systolic function in HF, but larger clinical studies are lacking. Given the ease of supplementation and the potential benefits in ...

Phase

Follicular Fluid Bioavailable Vitamin D and Embryo Quality Markers

To study the possible correlation between bioavailable vitamin D values in follicular fluid and embryo quality markers. To correlate bioavailable Vitamin D values in follicular fluid from large size follicles with embryo euploid status as our main objective. Secondly, looking at morphokinetics and mitochondrial content of these embryos. Taking into ...

Phase N/A

Resistance to Vitamin D or Parathyroid Hormone

Patients with confirmed or suspected states with resistance to vitamin D or parathyroid hormone (PTH) will be admitted for diagnosis and treatment and for inclusion in other protocols. These states include hypocalcemia, rickets, osteomalacia, pseudohypoparathyroidism. Resistance to a factor is manifested by deficient bioeffect despite high levels of the factor ...

Phase N/A

Magnesium as a Mediator of Bone and Vitamin D Metabolism in Patients on Antiepileptic Drug Therapy

The objective of this study is to determine the role of magnesium on bone and vitamin D metabolism in patients receiving anti-epileptic medications.

Phase N/A

The VITDALIZE Study: Effect of High-dose Vitamin D3 on 28-day Mortality in Adult Critically Ill Patients

A very limited number of intervention trials, most including less than 30 patients, have been published. The only phase III study, our VITdAL-ICU study recruited from 2010 to 2012 and (n=475) did not find a difference in the primary endpoint "length of hospital stay" between placebo and high-dose vitamin D3. ...

Phase

Alcohol: Thiamine and or Magnesium 1

This is a 3- arm randomised, open label, controlled study in a cohort of alcoholic patients admitted through A&E. Patients will be randomised to concurrent infusion of one of the following Arm 1: IV thiamine Arm 2: IV magnesium sulphate followed by delayed IV thiamine Arm 3: IV thiamine and ...

Phase

Vitamin D Supplementation in Kidney Disease

Background Objectives Methods Status

Phase N/A