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Does azelastine nasal spray prevent COVID-19?
Unfortunately, probably not.
Sep 24 • 
ben (they/them)
14
11

April 2025

There is no convincing evidence that nasal sprays prevent, nor treat, COVID-19
by nasal sprays' biggest hater
Apr 20 • 
ben (they/them)
27
17

February 2025

Debunking the myth that N95s are super protective for 40 hours of wear (let's stop recommending it!)
two studies came out this year looking at how extended wear time affects the filtration efficiency and fit of N95s.
Feb 27 • 
ben (they/them)
82
9
There is no convincing evidence that nasal sprays prevent COVID-19
There is a lot of misinformation out there about nasal sprays preventing COVID-19.
Feb 22 • 
ben (they/them)
15
2

November 2024

Recommended COVID-19 precautions
…
Nov 13, 2024 • 
ben (they/them)
13
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