DO IT Trial: Vitamin D Outcomes and Interventions In Toddlers

PHASE3CompletedINTERVENTIONAL
Enrollment

703

Participants

Timeline

Start Date

September 30, 2011

Primary Completion Date

May 31, 2015

Study Completion Date

October 31, 2015

Conditions
Respiratory Tract InfectionsAsthmaAvitaminosis
Interventions
DRUG

Vitamin D - Cholecalciferol 400 IU

One drop per day (liquid), 400 IU, 4 to 9 months depending on date of enrollment and date of follow-up

DRUG

Vitamin D3 - Cholecalciferol 2000 IU

One drop per day (liquid), 2000 IU, 4 to 9 months depending on date of enrollment and date of follow-up

Trial Locations (2)

M5B 1W8

St. Michael's Hospital, Toronto

M5G 1X8

Hospital for Sick Children, Toronto

All Listed Sponsors
collaborator

Mount Sinai Hospital, Canada

OTHER

collaborator

Unity Health Toronto

OTHER

lead

The Hospital for Sick Children

OTHER

NCT01419262 - DO IT Trial: Vitamin D Outcomes and Interventions In Toddlers | Biotech Hunter | Biotech Hunter