Diphenhydramine HCl oral solution. Antihistamine/cough suppressant. Contains 1 Ingredient, Diphenhydramine HCl: itchy, watery eyes; runny nose; sneezing; cough. Pedia Care medicines provide effective relief for you child's allergy symptoms. PediaCare Children's products come in great-tasting flavors your kids will love! All products are alcohol free. Each Teaspoon Contains: sodium 14 mg. Made in Canada.