Congestion-fighting power to relieve stuffy and runny noses while also providing relief for your child s itchy and watery eyes. Dimetapp? has been treating children s cough cold and allergy symptoms for over 50 years. When your child is sick you want an effective medicine formulated to help them feel better. That s why so many parents choose Dimetapp? for their children ages 6 and up. Use as directed.