Can a 3 year old have Claritin in morning and dimetapp at night?

It's important to consult a pediatrician before giving a 3-year-old any medication. Claritin (loratadine) and Dimetapp (which typically contains diphenhydramine) can both be used for allergy symptoms, but combining them can lead to increased sedation or other side effects. A healthcare provider can assess the child's specific needs and recommend the safest and most effective treatment plan. Always follow dosage guidelines for children's medications.