Demonstration of a potent, universal coronavirus monoclonal antibody therapy for all COVID-19 variants

This monoclonal antibody cocktail is deliverable via a nasal dose, and it is also effective against SARS, MERS and several coronavirus cold viruses. The antibodies are engineered for long-acting effectiveness, potentially lasting a year or more when used.

source https://www.sciencedaily.com/releases/2022/07/220721204903.htm