The quality of COVID-19 research has been pretty bad across the board with researchers racing to publish and journals doing weak reviews. But I haven't seen any credible allegations of fraud against the specific studies that I linked above.
There are multiple other hypothesized mechanisms of action beyond antagonizing IL-6. It's not completely clear what, if anything, is actually happening in vivo.
https://journals.plos.org/plosmedicine/article?id=10.1371/jo...
The quality of COVID-19 research has been pretty bad across the board with researchers racing to publish and journals doing weak reviews. But I haven't seen any credible allegations of fraud against the specific studies that I linked above.
There are multiple other hypothesized mechanisms of action beyond antagonizing IL-6. It's not completely clear what, if anything, is actually happening in vivo.
https://journals.lww.com/americantherapeutics/fulltext/2021/...