Olonase Nasal Spray 15MlOlonase Nasal Spray 15ml is an anti allergic nasal spray containing Olopatadine Hydrochloride, a potent antihistamine that helps relieve symptoms of allergic rhinitis such as sneezing, runny nose, nasal congestion, and itching. It works by blocking the action of histamine, the chemical responsible for allergy symptoms, providing fast and long lasting relief. Olonase is suitable for both adults and children (as prescribed) and offers a non drowsy