Clinical trials: Cholecalciferol
Pregnancy, Vitamin D Deficiency
Trial of Vitamin D Supplements to Raise Calcidiol Levels of Pregnant Women in Mongolia
A double-blind randomized, placebo-controlled trial comparing the impact of 600 IU, 2000 IU, or 4000 IU of Vitamin D3 on third trimester 25(OH)D levels and change from baseline.
- Trial name
- NCT02395081
- Testing
- 600 IU Vitamin D3 in prenatal vitamin, 2000 IU Vitamin D3 in prenatal vitamin, 4000 IU Vitamin D3 in prenatal vitamin
- Where
- Mongolia
- Volunteers
- 360 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Gastrointestinal Cancer
EAT-ING: Enhancing Anticancer Treatment Safety Via Immunomodulatory Nutritional Support in Advanced Gastrointestinal Cancers
The use of immunomodulants in patients with GI cancer has been progressively gaining attention in the last years, as a high-calorie-high-protein nutritional blend enriched in immunonutrients has shown efficacy in several studies…
- Trial name
- EAT-ING (NCT07590622)
- Testing
- LH BLU, ONS
- Volunteers
- 88 people
- Sponsor
- IRCCS San Raffaele
Periodontal Bone Loss, Periodontal Pocket
Locally Injected Vit D as a Non-surgical Modality for Periodontal Regeneration of Infrabony Defects
vitamin D has great role in bone regenration and soft tissue health. in the past periodontal regeneration was performed using bone graft and barrier membrane
- Trial name
- NCT03716765
- Testing
- locally injected vitamin D
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Cairo University
Breast Neoplasms, Osteoporosis
Zoledronic Acid - Letrozole Adjuvant Synergy Trial (ZFAST) - Cancer Treatment Related Bone Loss in Postmenopausal Women With Estrogen Receptor Positive and/or Progesterone Receptor Positive Breast Cancer Receiving Adjuvant Hormonal Therapy
This protocol is designed to compare the effect on bone of Zoledronic Acid 4 mg every 6 months when given upfront versus delayed start (based on a post-baseline BMD T- Score below -2.0 SD at either the lumbar spine or total hip…
- Trial name
- NCT00050011
- Testing
- Zoledronic Acid, Letrozole
- Where
- 44 sites in United States, Puerto Rico
- Volunteers
- 602 people
- Sponsor
- Novartis Pharmaceuticals
Chronic Obstructive Pulmonary Disease (COPD), Cachexia
Therapeutic Efficacy of Nutritional Supplementation in Cachexia Associated With Chronic Pulmonary Disease
Pulmonary cachexia, observed in individuals with chronic obstructive pulmonary disease (COPD) is a multifactorial syndrome characterized by disruptions in energy metabolism, increased protein degradation, and an impaired capacity…
- Trial name
- CATCH-PulMo (NCT07288619)
- Testing
- N-3 Polyunsaturated Fatty Acids (PUFA), Vitamin D
- Where
- Pakistan
- Volunteers
- 45 people
- Sponsor
- Safeer Khan
Hypocalcemia
Preoperative Vitamin D for Post-thyroidectomy Hypocalcemia
The purpose of this study is to determine if pre-operative vitamin D supplementation lowers the incidence of post-operative transient or permanent hypoparathyroidism in patients undergoing total thyroidectomy.
- Trial name
- NCT01609439
- Testing
- Vitamin D
- Where
- Canada
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Alberta
Vitamin D Deficiency
Bioavailability of Vitamin D Encapsulated in Casein Micelles, Compared to Its Bioavailability in a Synthetic Emulsifier Currently Used for Supplementation and Enrichment.
Background: Vitamin D3 (VD) is an oil soluble vitamin formed in the skin during exposure to UV light. It is essential for bone and calcium metabolism, insulin reactivity, immune system etc.
- Trial name
- VD (NCT01807845)
- Testing
- enriched skimmilk with VD, Skimmilk enriched with VD wherein the VD will be emulsified using Tween 80
- Where
- Israel
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Rambam Health Care Campus
Type 2 Diabetes Mellitus (T2DM), Insulin Resistance
Validation of the Snouda Metabolic Score for Phenotyping and Guiding Reversal in Type 2 Diabetes
This study tests a new tool called the Snouda Metabolic Score (SMS) that helps doctors identify the specific metabolic problems driving Type 2 Diabetes in each individual patient.
- Conditions
- Type 2 Diabetes Mellitus (T2DM), Insulin Resistance, Metabolic Syndrome
- Trial name
- SMS-VAL (NCT07606872)
- Testing
- Phenotype-Matched Dietary Protocol, Structured Progressive Exercise Protocol, Targeted Nutritional Supplementation
- Where
- United Kingdom
- Volunteers
- 150 people
- Sponsor
- Salah Snouda
Vitamin D Deficiency
The Effect of Vitamin D3 Therapy on Vitamin D Status in Pregnant Women With Vitamin D Deficient and Insufficient
This study is a randomized controlled trial which compares the effect of vitamin D3 therapy 5,000 IU daily and 50,000 IU on 25(OH)D and 1,25(OH)2D, VDBP, and 24,25(OH)2D maternal serum levels in pregnant women with vitamin D…
- Trial name
- NCT06054919
- Testing
- Cholecalciferol
- Where
- Indonesia
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Universitas Indonesia
Tuberculosis, Pulmonary
Replacement of Vitamin D in Patients With Active Tuberculosis
Tuberculosis is a global public health problem. One third of the world's population is infected with tuberculosis (TB) with almost 2 million deaths per year globally.
- Trial name
- SUCCINCT (NCT01130311)
- Testing
- Cholecalciferol, Saline injection
- Where
- 4 sites in Pakistan
- Volunteers
- 259 people
- Sponsor
- Aga Khan University
Angle Class I
Effect of Systemic Administration of Vitamin D on the Rate of Orthodontic Tooth Movement - A Randomized Control Trial
This study is to evaluate the effect of vitamin D on the rate of tooth movement by measuring and comparing the extraction space closure during retraction in experimental (vitamin D supplemented) and control groups with a sample…
- Trial name
- NCT05202496
- Testing
- Calcitriol 0.25Mcg Cap, orthodontic treatment
- Where
- India
- Volunteers
- 24 people
- Sponsor
- Postgraduate Institute of Dental Sciences Rohtak
Implant Site Reaction
Perioperative Oral Vitamin D3 Supplementation on Implant Osseointegration
The number of patients treated in Implantology at Nantes University Hospital is 400 per year. This pilot study aims to demonstrate the efficacy of a 6-month oral cholecalciferol supplementation on osseointegration in patients…
- Trial name
- OSIVID (NCT06776640)
- Where
- France
- Volunteers
- 60 people
- Sponsor
- Nantes University Hospital
Meibomian Gland Dysfunction
The Efficacy and Safety of Topical Vitamin D Drop on Meibomian Gland Function in Patients With Meibomian Gland Dysfunction
In this randomized clinical trial, patients with Meibomian gland dysfunction aged 50 year and more will be enrolled. The Meibomian gland dysfunction diagnosis will confirmed by a cornea specialist.
- Trial name
- NCT05495958
- Testing
- Topical Vitamin D eye drop
- Where
- Iran
- Volunteers
- 56 people
- Sponsor
- Shahid Beheshti University of Medical Sciences
Osteopenia, Generalized
Evaluate the Effect of Lifenol in Improving Bone Status in Postmenopausal Osteopenic Women
A Randomised, Double-blind, Placebo-controlled Clinical Trial to Evaluate the Effect of Lifenol® in Improving Bone Status in Postmenopausal Osteopenic Women.
- Trial name
- NCT04004013
- Testing
- Lifenol®
- Where
- Ireland
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Givaudan France Naturals
Vitamin D Deficiency, Cystic Fibrosis
Efficacy of Intensive Cholecalciferol Monitoring and Supplementation on Serum vitD Levels in Pediatric Patients With CF
Cystic fibrosis (CF) is an autosomal recessive disease caused by alterations in the Cystic Fibrosis Transmembrane Conductance Regulator (CFTR) gene, characterized by multisystemic alterations, mainly in the lung, intestine…
- Conditions
- Vitamin D Deficiency, Cystic Fibrosis, Bone Density, Low, Inflammation Chronic
- Trial name
- NCT05276960
- Testing
- Cholecalciferol Pill
- Where
- Mexico
- Volunteers
- 40 people
- Sponsor
- Hospital Infantil de Mexico Federico Gomez
Vitamin D Deficiency, Nasal Polyposis
Effect of Vitamin d Deficiency in Chronic Rhinosinusitis With Nasal Polyposis
Aim of the work 1. To determine if chronic rhinosinusitis with nasal polyps' (CRSwNP) populations are vitamin D deficient. 2. To determine the possible anti-inflammatory effect of vitamin D supplementation (clinically \&…
- Trial name
- NCT04529668
- Testing
- vitamin D supplementation, usual therapy for nasal polyposis
- Where
- Egypt
- Volunteers
- 50 people
- Sponsor
- Ain Shams University
Osteoporosis, Postmenopausal
Impact of Oral Ibandronate 150 mg Monthly on Structural Properties of Bone in Postmenopausal Osteoporosis (SPIMOS-3D)
Efficacy: To investigate changes of structural bone properties in vivo using 3DpQCT ("Xtreme" CT, Scanco) in monthly oral ibandronate therapy for women with postmenopausal osteoporosis.
- Trial name
- NCT00271713
- Testing
- ibandronate, calcium and vitamin D
- Where
- Germany
- Volunteers
- 70 people
- Sponsor
- Charite University, Berlin, Germany
Osteoporosis
Effect of Calcium and Vitamin D on Bone Loss From the Hip
The primary aim of this study is to determine the effects of supplementation with both calcium and vitamin D on changes in bone density of the hip in men and women age 65 and older.
- Trial name
- NCT00357643
- Testing
- Calcium 500 mg/day and vitamin D 700 IU/day
- Where
- United States
- Volunteers
- 450 people, healthy volunteers welcome
- Sponsor
- Tufts University
Healthy
Vitamin D Needs of Early Adolescent Children
While a large percentage of children have low blood vitamin D levels, the significance of these low levels and the impact on health is unclear.
- Trial name
- NCT00931580
- Testing
- Vitamin D3
- Where
- 3 sites in United States
- Volunteers
- 323 people, healthy volunteers welcome
- Sponsor
- University of Georgia
Postmenopausal Osteoporosis, Postmenopause
Frequency of Hyperparathyroidism in Postmenopausal Osteoporosis and Its Treatment
Recently, an increase in the prevalence of hyperparathyroidism and hypovitaminosis D in postmenopause women has been occurring in Mexico and the world.
- Conditions
- Postmenopausal Osteoporosis, Postmenopause, Hyperparathyroidism, Secondary, Hypovitaminosis D
- Trial name
- NCT05347082
- Testing
- Cholecalciferol
- Where
- Mexico
- Volunteers
- 47 people
- Sponsor
- Hospital Regional 1o de Octubre
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