Eli Lilly's stock rose over 5% as discussions with the Trump administration to reduce drug prices gained momentum, coinciding with significant gains in shares for Pfizer and Merck by 6% and more. These developments follow an agreement where Pfizer will cut prices by up to 85%, aiming to enhance patient access through the new 'TrumpRx' initiative. The rally in pharmaceutical stocks reflects a growing focus on affordability in healthcare as policy changes loom.