Respiratory Outcomes After Early Vitamin D Supplementation in Infants Born Extremely Preterm

Running, not enrolling · Phase 1/Phase 2

Conditions studied: Prematurity; Extreme

In brief

This is a masked randomized clinical trial in which extremely preterm infants fed human milk will be randomly assigned to receive either the highest (intervention group) or lowest (control group) vitamin D dose recommended during the first 14 days after birth.

Key facts

Study ID

NCT05615311

Run by

University of Alabama at Birmingham

People needed

126

Starts

2023-03-16

Expected to finish

2027-05-01

Last updated by the study team

2026-06-15

Who can join

Age: 0 and older, up to 0. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Gestational age of 28 weeks or less

You may not qualify if…

• Major congenital anomalies and infants
• Terminal illness in whom decisions to withhold or limit life support have been made

Where it is running

• University of Alabama at Birmingham — Birmingham, Alabama, United States

Full record on ClinicalTrials.gov

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