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Cholecalciferol D3

DIETARY_SUPPLEMENT3 trials

Sponsors

Copenhagen Studies on Asthma in Childhood, Professor Klaus Bønnelykke

Conditions

AllergyAsthmaAsthma in ChildrenCognition Disorders in ChildrenCroupDevelopment, ChildEczemaFractures, Bone

Phase 1

Vitamin D Supplementation During Pregnancy for Prevention of Asthma in Childhood
Active, not recruitingNCT00856947
Copenhagen Studies on Asthma in ChildhoodAsthma
Start: 2009-03-01End: 2027-07-01Target: 600Updated: 2026-03-19

Phase 2

High-dose Vitamin D Supplement for the Prevention of Acute Asthma-like Symptoms in Preschool Children
RecruitingNCT05043116
Copenhagen Studies on Asthma in ChildhoodAsthma in Children
Start: 2022-10-01End: 2031-10-01Target: 320Updated: 2025-04-16

Phase 3

VItamin D in pregnanCy for prevenTion Of eaRlY Childhood Asthma
RecruitingNCT06570889
Professor Klaus BønnelykkeAllergy, Asthma, Cognition Disorders in Children +8
Start: 2024-12-20End: 2033-03-31Target: 2000Updated: 2025-09-30

Related Papers

High-Dose Vitamin D <sub>3</sub> Supplementation During Pregnancy and Test-Based Cognitive Performance at Age 10 Years
JAMA Network Open2026-05-181 citations
Effect of prenatal high-dose vitamin D on childhood atopic dermatitis is modified by maternal cotinine metabolome: A secondary analysis of a randomized clinical trial.
2025-08-251 citations
Fish oil and vitamin D in pregnancy for the prevention of early childhood asthma: study protocol for two double-blinded, randomised controlled trials
BMJ Open2024-12-013 citations
High-dose vitamin D3 supplementation in pregnancy and risk of neurodevelopmental disorders in the children at age 10: A randomized clinical trial.
2023-12-0912 citations
Azithromycin and high-dose vitamin D for treatment and prevention of asthma-like episodes in hospitalised preschool children: study protocol for a combined double-blind randomised controlled trial
BMJ Open2022-04-014 citations
Effects of prenatal nutrient supplementation and early life exposures on neurodevelopment at age 10: a randomised controlled trial - the COPSYCH study protocol
BMJ Open2022-02-0117 citations
High-dose vitamin D supplementation in pregnancy and 25(OH)D sufficiency in childhood reduce the risk of fractures and improve bone mineralization in childhood: Follow-up of a randomized clinical trial.
2021-12-2415 citations
High-Dose Vitamin D Supplementation in Pregnancy and Neurodevelopment in Childhood
JAMA Network Open2020-12-0845 citations
Effect of High-Dose vs Standard-Dose Vitamin D Supplementation in Pregnancy on Bone Mineralization in Offspring Until Age 6 Years
JAMA Pediatrics2020-02-2473 citations
Association of High-Dose Vitamin D Supplementation During Pregnancy With the Risk of Enamel Defects in Offspring
JAMA Pediatrics2019-08-0577 citations
Prenatal vitamin D supplementation reduces risk of asthma/recurrent wheeze in early childhood: A combined analysis of two randomized controlled trials.
2017-10-27132 citations
Effect of Vitamin D <sub>3</sub> Supplementation During Pregnancy on Risk of Persistent Wheeze in the Offspring
JAMA2016-01-26325 citations
Effects of Pre-Natal Vitamin D Supplementation with Partial Correction of Vitamin D Deficiency on Early Life Healthcare Utilisation: A Randomised Controlled Trial
PLoS ONE2015-12-2312 citations
Azithromycin for episodes with asthma-like symptoms in young children aged 1-3 years: a randomised, double-blind, placebo-controlled trial.
2015-12-17118 citations
Higher cord blood 25-hydroxyvitamin D concentrations reduce the risk of early childhood eczema: in children with a family history of allergic disease.
2015-10-0619 citations
Maternal vitamin D supplementation during pregnancy and lactation to promote infant growth in Dhaka, Bangladesh (MDIG trial): study protocol for a randomized controlled trial
Trials2015-07-1355 citations
Prenatal Vitamin D Supplementation and Child Respiratory Health: A Randomised Controlled Trial
PLoS ONE2013-06-24177 citations