From: Surgical ligation of patent ductus arteriosus in preterm neonates weighing less than 1500g: a 9-year single center experience
Age at 1st dose
1st
2nd
3rd
Indomethacin (mg/kg) a)
< 48 h
0.2
0.1
2–7 days
> 7 days
0.25
Ibuprofen (mg/kg) b)
10
5