Medication

President Donald Trump delivers remarks on healthcare at Charlotte Douglas International Airport, Thursday, Sept. 24, 2020, in Charlotte, N.C. (AP Photo/Evan Vucci)

FILE - In this July 6, 2020 file photo, a health care worker administers a COVID-19 test at a site sponsored by Community Heath of South Florida at the Martin Luther King, Jr. Clinica Campesina Health Center in Homestead, Fla. A drug company says on Friday, Sept. 18, that a medicine it sells to tamp down inflammation has helped prevent the need for breathing machines in hospitalized COVID-19 patients in the first large study that primarily enrolled minorities. (AP Photo/Lynne Sladky, File)

FILE - In this Aug. 23, 2020, file photo, President Donald Trump listens as Dr. Stephen Hahn, commissioner of the U.S. Food and Drug Administration, speaks during a media briefing in the James Brady Briefing Room of the White House in Washington. The credibility of two top public health agencies is on the line after controversial decisions that outside experts say suggest political pressure from the Trump administration. Hahn was forced to apologize for using an erroneous, misleading statistic describing the effectiveness of a blood plasma therapy granted emergency use for COVID-19, as Trump twisted the facts and inflated the significance of the move. (AP Photo/Alex Brandon, File)

FILE- This May 1, 2018, file photo shows Merck corporate headquarters in Kenilworth, N.J. The pandemic increased sales of Merck medicines during the first quarter of 2020, as households around the world stocked up, but the drugmaker expects a significant hit this quarter as the full force of the outbreak lands. (AP Photo/Seth Wenig, File)

FILE - In this Saturday, July 18, 2020 file photo a general view of AstraZeneca offices and the corporate logo in Cambridge, England. Scientists at Oxford University say their experimental coronavirus vaccine has been shown in an early trial to prompt a protective immune response in hundreds of people who got the shot. "We are seeing good immune response in almost everybody," said Dr. Adrian Hill. Hill said Oxford has partnered with drugmaker AstraZeneca to produce their vaccine globally, and that the company has already committed to making 2 billion doses. (AP Photo/Alastair Grant, File)

President Donald Trump wears a face mask as he participates in a tour of Bioprocess Innovation Center at Fujifilm Diosynth Biotechnologies, Monday, July 27, 2020, in Morrisville, N.C. (AP Photo/Evan Vucci)

President Donald Trump speaks during an event to sign executive orders on lowering drug prices, in the South Court Auditorium in the White House complex, Friday, July 24, 2020, in Washington. (AP Photo/Alex Brandon)

FILE - In this May 24, 2019, file photo a vendor bags psilocybin mushrooms at a pop-up cannabis market in Los Angeles. Despite pandemic conditions that made normal signature-gathering almost impossible, activists in the nation's capital say they have enough signatures for a November ballot initiative that would decriminalize natural psychedelics such as mescaline and psilocybin mushrooms. (AP Photo/Richard Vogel, File)

An evangelical pastor prays for Brazil's President Jair Bolsonaro, who said he tested positive for COVID-19, outside Alvorada Palace, the president's official residence in Brasilia, Brazil, Tuesday, July 7, 2020. (AP Photo/Eraldo Peres)