Cats are one of the most popular household pets, but between 5% and 20% of people have some degree of cat allergy. Cat allergy symptoms and severity can vary based on your sensitivity, the amount of ...

Other OTC options include the antihistamine nasal spray azelastine (Astepro) and eye drops such as ketotifen (Alaway) and olopatadine (Pataday). Some medications combine an antihistamine and a ...