New data shows GSK-Vir drug works against all Omicron mutations

British drugmaker GSK said on Tuesday its antibody-based COVID-19 therapy with U.S. partner Vir Biotechnology is effective against all mutations of the new Omicron coronavirus variant, citing new data from early-stage studies The data, yet to be published in a peer-reviewed medical journal, shows that the companies' treatment, sotrovimab, is effective against all 37 identified mutations to date in the spike protein, GSK said in a statement.