Like antihistamines, doctors usually recommend that you start them a few weeks before your allergy season. There’s also a prescription steroid and antihistamine nasal spray called azelastine ...

The four most common types of antihistamines are tablets, liquids, nasal sprays ... for an OTC allergy medicine to work ...

Before taking this product, tell your doctor or pharmacist if you are allergic to any of its ingredients; or if you have any other allergies. This product may contain inactive ingredients ...