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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.

RESULTS

Found (79) 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

A Long-term Study to Describe the Use of PASCORBIN 7.5 g in Patients With Vitamin C Deficiency

The observational study began on 01 November 2012 and is scheduled for a period of 10 years continued (until 01 November 2022). The duration of the observational study for each patient is not fixed corresponding to the character of a non-interventional study. According to the underlying disease, characterized either acute ...

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

Rare Disease Patient Registry & Natural History Study - Coordination of Rare Diseases at Sanford

CoRDS collects contact, sociodemographic and health information about participants. This information is entered into CoRDS and linked to a unique coded identifier. Below are some examples of information requested on the Questionnaire that will be entered into CoRDS: Contact information: Name, Mailing Address, Phone Number, Email Address Sociodemographic information: Date ...

Phase N/A

Cholecalciferol in Treating Patients With Newly Diagnosed Non-Hodgkin Lymphoma or Chronic Lymphocytic Leukemia With Vitamin D Deficiency

PRIMARY OBJECTIVES: I. To evaluate the 3 year progression-free survival (PFS), defined as time from the time of study entry of watch and wait or newly diagnosed non-Hodgkin lymphoma (NHL) or chronic lymphocytic leukemia (CLL) until relapse, progression, or death from any cause. SECONDARY OBJECTIVES: I. To evaluate changes in ...

Phase N/A

The GLOBAL Vitamin D Study. A Genomic Transcriptomic Proteomic and Metabolomic Approach

Vitamin D is a hormone with effects not only on the skeleton, but on most tissues in the body. Lack of vitamin D is associated with coronary heart disease, cancer and immunological diseases, and also with obesity, hypertension and glucose intolerance. However, to see the full effect of vitamin D, ...

Phase

Can Correction of Low Vitamin D Status in Infancy Program for a Leaner Body Composition?

Neonates from hospitals in the greater Montreal area will be studied. Neonates will be screened for low vitamin D status within 48 h of birth for 25(OH)D to enable rapid entry into study groups. Those with serum 25(OH)D <50 nmol/L will be randomized to 400 or 1000 IU/d until 1 ...

Phase N/A

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

Background One of the challenges of demographic change is the enormous personal and economic burden of falls and their consequences in the senior population. Thirty percent of adults 65 years or older and 40 - 50% of those age 80 years or older fall once per year. Serious injuries occur ...

Phase

Personalized Vitamin D Supplementation in European and African Americans

Potential volunteers will be screened by telephone. Those meeting all inclusion and no exclusion criteria will be invited to a screening study visit. At screening, informed consent will be obtained. The study team will then collect the following to determine study eligibility: basic demographic information (age, ancestry, and education); medical ...

Phase N/A