Clarinase is a combination medication containing loratadine and pseudoephedrine that provides long-acting, non-sedating relief from nasal congestion and allergy symptoms. Each pack contains 14 Repetabs tablets manufactured by Bayer. The medication combines two active ingredients: loratadine, an antihistamine that helps relieve allergy symptoms, and pseudoephedrine, a decongestant that helps clear nasal passages. The tablets are specially formulated to provide extended symptom relief while being non-sedating, allowing users to get effective nasal decongestion without drowsiness.