Understanding the Shift: What is the top selling drug in America? (2024-2025)
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4 min read
According to data from 2024, Merck's cancer drug Keytruda has claimed the top spot in global pharmaceutical sales, showcasing a significant shift in the market after years of AbbVie's Humira leading the pack. For those asking, 'What is the top selling drug in America?', the answer has become more complex, reflecting major changes driven by biosimilar competition, new drug classes, and shifting patient needs.