Loratan is used to treat seasonal allergy symptoms such as runny nose, sneezing, itching, watery eyes, itchy nose and throat, sinusitis, conjunctivitis, and chronic redness, in addition to treating skin allergies and urticaria, allergic rhinitis, rash and itching due to allergies.
Loratan is a second-generation H1 antihistamine drug that is a pyridine derivative; it prevents histamine from binding to its receptors, which effectively reduces allergy symptoms.