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Vitamin D Clinical Trials

A listing of Vitamin D 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
K Klaus Bønnelykke, MD, PhD

High-dose Vitamin D Supplement for the Prevention of Acute Asthma-like Symptoms in Preschool Children

To investigate whether high-dose vitamin D supplementation may have a beneficial effect on secondary prevention in preschool children (1-5 years of age), with respiratory infections being the primary cause of acute exacerbations with asthma-like symptoms.

12 - 71 years of age All Phase 2

Vitamin D in Patients With Stage I-III Colon Cancer or Resectable Colon Cancer Liver Metastases

This study seeks to learn more about the vitamin D receptor and its relationship to colon cancer. The Vitamin D receptor is found in colon cancer cells. When Vitamin D binds to the receptor in the cancer cells, it may stop cancer cells from growing abnormally and may cause cancer …

18 years of age All Phase N/A
A Alain Pans, MD

Oral Immunonutrition With Synbiotics, Omega 3 and Vitamin D in Patients Undergoing Duodenopancreatectomy for Tumoral Lesion.

The purpose of this trial is to demonstrate that synbioimmunonutrition (SI) combined with omega-3 fatty acids (O3) and Vitamin D (D) is superior to conventional 7-day preoperative immunonutrition in terms of reducing overall morbidity, in cases of duodenopancreatectomy for tumoral lesion.

18 years of age All Phase N/A
C Carinne VILLANUEVA, Dr

Monthly Boluses Versus Daily Doses for Correcting Blood Vitamin D Deficit in Obese Children and Adolescents

Childhood obesity is one of the most serious public health challenges of the 21st century, with an increasing prevalence over time in developed countries. Overweight and obese children and adolescents are likely to remain so into adulthood and to develop chronic diseases at a young age, such as diabetes and …

5 - 18 years of age All Phase 3
B Brook Lane, MD

Impact of Vitamin D Supplements on Mental Health and Milk Composition in Mothers Living in Idaho

Mothers of preterm infants experience exaggerated emotional stressors compared to those typically associated with new motherhood, making these women particularly vulnerable to postpartum depression. As many as 70% of mothers of preterm infants experience postpartum depression compared to only 12.5% of those delivering full-term infants. Increased stress and depression during …

18 - 64 years of age Female Phase N/A
A Ali Ismail, lecturer

Is There a Benefit From Addition of Exercise in Diabetic Patients With ED Who Complain Low Vitamin D?

males with diabetes complain impotence in the presence of low vitamin D deficiency. pharacmological treatment of low vitamin D levels is necessary but changing lifestyle by performing exercise is also important

35 - 45 years of age Male Phase N/A

The Effect of Aerobic and Resistance Training in Patients With Type 2 Diabetes on Vitamin D Treatment

The purpose of this study protocol is to assess the effect of concurrent aerobic and resistance training in patients with type 2 diabetes on vitamin D treatment

40 years of age All Phase N/A
A AP Endocrinology

Impact of Atorvastatin Versus Rosuvastatin on 25 Hydroxy Vitamin D Levels in Patients With Acute Coronary Syndrome

there will be 2 groups of patients with acute coronary syndrome. The patients will receive one of the 2 study drugs and impact on raising Vitamin D level will be seen after 6 months

18 - 65 years of age All Phase 4
J Jannatul Ferdoush Sumi, MBBS, MD Resident (phase B)

Effect of Vitamin D3 on Brain Waves in Male Parkinson's Patients With Low Vitamin D: A qEEG Study

This is an experimental study (Interventional self-controlled trial, pretest-posttest design). The goal of this clinical trial is to evaluate the effect of vitamin D3 supplementation on quantitative EEG in male Parkinson's disease patients with hypovitaminosis D. The main question it aims to answer is: Vitamin D3 supplementation has effect on …

51 - 70 years of age Male Phase N/A
J Jiuda Zhao

Effect of Vitamin D Supplementation on the Efficacy and Adverse Effects of Neoadjuvant Therapy in Patients with Breast Cancer

This randomized controlled Phase III trial was designed to evaluate the impact of supplemental vitamin D (VD) on the efficacy and side effects of neoadjuvant therapy in patients with breast cancer.

18 - 80 years of age All Phase N/A

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