Adrenaline delivered with liquid or powder nasal sprays is as effective, and sometimes even better, than injected adrenaline, an evidence review found. File Photo by Tannen Maury/EPA People with ...

Five years after the COVID-19 pandemic, you're likely a pro at the basics—masks when needed, immune support and staying current on booster shots. But as sick season rolls around, you might be ...

Azelastine, a common nasal spray for allergies, reduced the risk of COVID-19 and colds in one small trial. Larger studies are needed before recommending widespread use.

Instead of stabbing yourself, or someone else, in the thigh with a needle to deliver a dose of adrenaline to counter anaphylactic shock, would it not be easier to use a nasal spray instead?

As the days get colder and children return to school, it's important to keep the immune system strong. Luckily, there is a natural way to boost immunity at home ...

An immunisation expert hopes New Zealand will soon get a nasal spray flu vaccine, like the UK already has and Australia is rolling out soon.