Lorinase Syrup is a pharmaceutical product classified as an antihistamine with the active ingredient loratadine. Loratadine works by selectively inhibiting peripheral histamine H1 receptors, thereby reducing allergic symptoms. This syrup is indicated for the relief of symptoms associated with allergic rhinitis and chronic idiopathic urticaria. Clinical studies have shown Lorinase Syrup to effectively alleviate symptoms such as sneezing, itching, watery eyes, and hives. It is commonly prescribed for both adults and children. The safety profile of Lorinase Syrup is well-established, with common side effects including headache, fatigue, and dry mouth.