The virus spread significantly lessens, but those who still catch it now have a better method of drug delivery.

“Regeneron’s Covid-19 Drug Is Authorized for Injection
FDA cleared a formulation of the antibody drug that can be injected, rather than administered by IV infusion”

The drug reduces by 70% the risk of hospitalization or death by 70% in people with mild to moderate symptoms.

https://www.wsj.com/articles/regenerons-...02?mod=mhp