Sure all these OTC and prescription allergy medicines are approved for pollen, but some are not approved for pet dander and dust, others are not approved for smoke, only Flonase is approved to reduce the nasal symptoms form all these triggers. For best results use daily. Side affects are generally mild and may include headache, nosebleed and soar throat. Ask your doctor about Flonase for all these triggers. All it takes is Flonase.