WASHINGTON, DC - APRIL 23: U.S. President Donald Trump holds up a Sharpie pen as (L-R) Administrator for the Centers for Medicare & Medicaid Services Dr. Mehmet Oz, U.S. Commerce Secretary Howard Lutnick, U.S. Secretary of Health and Human Services Robert F. Kennedy Jr., Director of the Center for Medicare Chris Klomp and President and Chief Scientific Officer of Regeneron Pharmaceuticals George Yancopoulos look on during an event on advancing health care affordability in the Oval Office of the White House on April 23, 2026 in Washington, DC. President Trump, promoting his administration's efforts to lower health care costs and address rising premiums, announced a deal with Regeneron Pharmaceuticals to lower certain drug prices sold on TrumpRx.gov in exchange for tariff relief. (Photo by Alex Wong/Getty Images)

WASHINGTON, DC - APRIL 23: U.S. President Donald Trump holds up a photo of the National Mall during an event on advancing health care affordability in the Oval Office of the White House on April 23, 2026 in Washington, DC. President Trump, promoting his administration's efforts to lower health care costs and address rising premiums, announced a deal with Regeneron Pharmaceuticals to lower certain drug prices sold on TrumpRx.gov in exchange for tariff relief. (Photo by Alex Wong/Getty Images)

WASHINGTON, DC - APRIL 23: U.S. President Donald Trump holds up a photo of the National Mall during an event on advancing health care affordability in the Oval Office of the White House on April 23, 2026 in Washington, DC. President Trump, promoting his administration's efforts to lower health care costs and address rising premiums, announced a deal with Regeneron Pharmaceuticals to lower certain drug prices sold on TrumpRx.gov in exchange for tariff relief. (Photo by Alex Wong/Getty Images)

WASHINGTON, DC - APRIL 23: U.S. President Donald Trump holds up a photo of the National Mall during an event on advancing health care affordability in the Oval Office of the White House on April 23, 2026 in Washington, DC. President Trump, promoting his administration's efforts to lower health care costs and address rising premiums, announced a deal with Regeneron Pharmaceuticals to lower certain drug prices sold on TrumpRx.gov in exchange for tariff relief. (Photo by Alex Wong/Getty Images)

WASHINGTON, DC - APRIL 23: U.S. President Donald Trump holds up a photo of the National Mall during an event on advancing health care affordability in the Oval Office of the White House on April 23, 2026 in Washington, DC. President Trump, promoting his administration's efforts to lower health care costs and address rising premiums, announced a deal with Regeneron Pharmaceuticals to lower certain drug prices sold on TrumpRx.gov in exchange for tariff relief. (Photo by Alex Wong/Getty Images)

WASHINGTON, DC - APRIL 23: U.S. Commerce Secretary Howard Lutnick attends an event on advancing health care affordability in the Oval Office of the White House on April 23, 2026 in Washington, DC. President Trump, promoting his administration's efforts to lower health care costs and address rising premiums, announced a deal with Regeneron Pharmaceuticals to lower certain drug prices sold on TrumpRx.gov in exchange for tariff relief. (Photo by Alex Wong/Getty Images)

US President Donald Trump speaks during a health care affordability event in the Oval Office of White House in Washington, DC, on April 23, 2026. (Photo by Brendan SMIALOWSKI / AFP via Getty Images)

CEO of Regeneron Pharmaceuticals Leonard Schleifer (R) speaks while Director of the Center for Medicare Chris Klomp, US President Donald Trump, and President of Regeneron George Yancopoulos listen during a health care affordability event in the Oval Office of the White House in Washington, DC, on April 23, 2026. (Photo by Brendan SMIALOWSKI / AFP via Getty Images)