Wife anon (doc) sent me this. It’s an older article, but evidently passed the smell test (peer reviewed I guess?)
Common Allergy Medicine combating C19 infection.
https://www.pulmonologyadvisor.com/home/topics/lung-infection/montelukast-may-lower-risk-of-clinical-deterioration-in-covid-19/?fbclid=IwAR1zIyL3Ul9E0vaa0E09cc5X3xRINqKxn2nJ9HXC6EVLET7d3amY4Pke_ys