rituximab,Tixagevimab,Cilgavimab
biogen,roche
['ritux', 'imab ']
problem w antibodies to prevent #covid19 infection in rheumatic pts is that they are not as good in variants that are more prominent ex omicron strains. but should we use in high risk pts ex long rituximab users? i do in this group. #acr22 
not so new at tweeting but always opinionated