Merck

Merck (MRK) is one of the world's largest pharmaceutical companies, anchored by Keytruda—the top-selling oncology drug globally—along with a diverse portfolio in vaccines (Gardasil), animal health, and hospital acute care. The company invests heavily in R&D and strategic acquisitions to build a pipeline that can sustain growth beyond Keytruda's patent expiration. Merck is a blue-chip healthcare holding offering investors a blend of defensive stability and innovation-driven upside.

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