It's a very very cool idea, but there's a lot of work left to be done to turn something like this into an efficate and safe drug. Plus, a biologic like this would only work if it's active in your body when you're being infected with the virus. So users would either have to take it prophylactically, or it might help to reduce infection severity in a paxlovid-type role.
Relevant xkcd: https://xkcd.com/1217/
rolph•4mo ago
https://www.nature.com/articles/s42003-025-08819-w