Talk to your child's doctor before switching back and forth between doses of acetaminophen and ibuprofen to treat a fever. When you switch between two medicines, there is a chance your child will get too much medicine.
Safety tips for children
Be sure to follow these safety tips when you use a nonprescription medicine:
Carefully read and follow all labels on the medicine bottle and box.
Give, but do not exceed, the maximum recommended doses.
Do not give your child a medicine if he or she has had an allergic reaction to it in the past.