Donald Trump has pushed hydroxychloroquine as a potential coronavirus treatment so hard that he actually got the Centers for Disease Control to modify its website with anecdotes about the drug and COVID-19. One government agency that isn’t going along with Trump’s push for an unproven treatment in which he has a financial stake, though, is the CIA.

A CIA website for the agency’s own employees added a strong warning against hydroxychloroquine—including a warning about “sudden cardiac death”—about a week after Trump said of the drug that “I think it could be, based on what I see, it could be a game changer.”