Here is a detailed guide on how to use an inhaler and instructions for getting the most out of your medication.

If you don't use nasal spray correctly, it may not be as effective. Follow these steps to properly use your nasal spray.

Scientists believe that medication given through the nose has the potential to be more effective because it attacks or blocks ...

Researchers say people using a common allergy nasal spray, azelastine, were 69% less likely to contract COVID-19.

Clinical trial shows over-the-counter azelastine spray may block Covid virus from entering nasal passages Pete Hegseth gets ...