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Study identifier: NCT05043116 Synced from ClinicalTrials.gov · July 28, 2026
● Recruiting

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

Condition: Asthma in Children  ·  Sponsor: Copenhagen Studies on Asthma in Childhood

PhasePhase 2
Planned participants320
Who can joinAll sexes, 12 Months to 71 Months
Healthy volunteersNo

About this study

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.

This description comes directly from the study's public registry record.

Talk to the study team

Klaus Bønnelykke, MD, PhD  ·  +4538677360  ·  kb@copsac.com

Ulrik Ralfkiaer, MSc, PhD  ·  +4538674164  ·  administration@dbac.dk

Always discuss trial participation with your own doctor first.

Locations (1)

University Hospital of CopenhagenGentofte Municipality, Gentofte, DenmarkRecruiting

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Source record: clinicaltrials.gov/study/NCT05043116