Additional criteria
congenital anomaly
PRETERM BIRTH, HIGH-RISK PREGNANCIES
Obstetrician approval is necessary for mothers with a history of >2 preterm births at <34 weeks gestation, DCDA twin and other high-risk pregnancies. Paediatrician approval is sought for ongoing infant study participation if born <36 weeks, admitted to the intensive or special care units, discharged on vitamin D 400 IU/day (Pentavite) or found to have a congenital anomaly. Babies born <36 weeks gestation and entering the special or intensive care nursery will not receive any study medicine until cleared to do so by the special care clinical team.