Ibuprofen is the active ingredient in Advil® or Motrin®. It is used to decrease pain and swelling and to reduce fever. It should NOT be used for infants under 6 months of age. These products can be given every 6-8 hours.
Benadryl® (diphenhydramine) is used for allergic reactions, hives, and to reduce itchiness associated with certain rashes. It can be given every 6-8 hours.