Gavin Newsome is as much of an expert on the efficacy of pharmaceuticals as was Heinrich Himmler in the field of genetics.
Unfortunately, the truth can;t get off the doorstep before the lie has circled the world three times.
...and far too many believe those well (and often) presented lies.
Just goes to show you that even doctors can be misled, especially if they don't have the time to dig into what has been reported. Read the title, the abstract or just the conclusion, and they can't analyze the quality of the science without a handle on the methodology and the study group, so they have to accept that limited knowledge, which can be wrong.