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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 (4) clinical trials

Effect of Vitamin D Replacement on Bone Healing in Mini-dental Implants

This is a clinical research study, characterized by a randomized, double-blind, placebo-controlled clinical trial. Background: Vitamin D replacement could aid in the osseointegration of dental implants. Objective: to evaluate the effect of vitamin D replacement on osseointegration of dental implants in humans. Materials and methods: Twenty individuals with hypovitaminosis D ...


Vitamin D Supplementation in Children With Obesity-Related Asthma

This study has two parts. In part 1, study participants will be randomized to receive one of four doses of vitamin D supplementation in international units (IU) over at 16-week period: Single 50,000 IU loading dose + 6000 IU daily dose; 2) Single 50,000 IU loading dose + 10,000 IU ...


Effect of High-Dose Vitamin D3 in Smokers and Non-Smokers With and Without HIV

Tobacco smoke suppresses the lung's ability to fight infection. Smoking is three times more prevalent in the HIV+ compared to HIV- patients. Viral load was found to be significantly increased in HIV+ smokers compared to HIV+ non-smokers, suggesting that smoking enhances HIV-1 viral replication in macrophages, which contributes to disease ...


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 ...