White House
But they also said he's only two days into a five-day course of Remdesivir.
There's only a month to go until election day.
At least eight people who gathered at the White House on September 26 have tested positive after hugging, shaking hands and foregoing masks.
The clip capped a day of confusing and mixed messaging from officials.
Questions arise over the timeline of the president's illness, with doctors confirming his diagnosis came a day earlier than previously revealed to the public.
They still don't get it, said Connecticut Democratic senator Chris Murphy, who called the lack of caution "disturbing."
Several hospitals in the north of England are already using the experimental treatment given to the US president.
The US president's chief of staff says that Trump has "mild symptoms".
Who takes over if the president becomes too ill to work? Who else has tested positive in the White House? And what will happen to the election?
There is no known antidote to the poison ricin.