according to the nurse fr neonatal care unit,
if bb's body weight more than 3.1 kg
then u might feed him every 4 hours
of course, u should follow your b's preference la
If you want to change from 3 to 4 hours, you need to 逐少逐少慢慢加多D ml 給 BB drink and 不用定時 each 3 or 4 hours to 餵, you can 餵 BB when he feel 肚餓, usally when BB feel 肚餓, they will crying, you can try it