Pseudoephedrine/loratadine

Pseudoephedrine/loratadine, sold under the brand name Claritin-D among others, is an orally administered combination drug used for the treatment of allergic rhinitis (hay fever) and the common cold.^[1] Pseudoephedrine, one of the naturally occurring alkaloids of ephedra, is a sympathomimetic used as a decongestant.^{[medical citation needed]} It produces a decongestant effect that is facilitated by the vasoconstriction in the mucosal capillaries of the upper respiratory areas.^{[medical citation needed]} Loratadine is a long-acting antihistamine (H₁ histamine antagonist) that is less sedating than older substances of its type.^{[medical citation needed]}