After reading this, I wondered if RVX could be given through an inhaler!
Worth trying perhaps. Are you there, Don, Norman, Jan?
https://www.fiercebiotech.com/research/pitt-s-inhalable-anti-covid-nanobodies-inspired-by-llamas-remarkably-active-against-delta?mkt_tok=Mjk0LU1RRi0wNTYAAAF-sfqMzuKaUVfZrWIDIfZ3vvVrdDfR04QX-1da3RqQtFcuBxJQXCjr0OjO-3UJTSQs-ywer5I-UROgLX4YXtOpCTCYm7XduGTADbCYr5QdA2erJ7U&mrkid=913011