The over-the-counter nasal spray azelastine may reduce your risk of COVID-19, according to one study. Azelastine may also shorten how long you’re sick and reduce your risk of other viruses like the ...
The over-the-counter allergy spray azelastine reduced the odds of getting COVID by two-thirds in a small clinical trial. A new study showed that azelastine, an over-the-counter nasal spray, helped ...
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