(Infants Concentrated Drops 50mg/1.25ml)
12-17 lbs 1 dropperful
18-23 lbs 1-1/2 droppersful

Motrin® is a medicine to be given every 6-8 hours. 

If the child is under 6 months of age, do not use Motrin®.

Fever:  If your child is under 2 months old, call the office immediately