This compound is primarily utilized in the pharmaceutical industry as an active pharmaceutical ingredient (API) in the development of therapeutic drugs. It is particularly significant in the treatment of allergic disorders, such as allergic rhinitis and chronic urticaria, due to its antihistamine properties. The compound works by selectively inhibiting histamine H1 receptors, thereby reducing allergic symptoms like itching, swelling, and redness. Its formulation as a benzenesulfonate salt enhances its stability and bioavailability, making it suitable for oral administration. Additionally, it is being researched for potential applications in managing other inflammatory conditions and immune-mediated diseases due to its anti-inflammatory effects.