Astepro, Azelastine Hydrochloride Allergy Antihistamine Nasal Spray, 60 EachProduct Description Azelastine Hydrochloride is an antihistamine nasal spray that provides relief from nasal symptoms caused by allergies, such as sneezing, runny nose, and itchy nose. It works by blocking the effects of histamine, a natural substance in the body that causes allergic symptoms. This nasal spray is designed for use by adults and children, offering a quick and effective means to combat seasonal and perennial allergies. Product Benefits