BUSINESS

Keytruda Extends Run as Japan’s Best-Selling Drug in April: Encise

May 12, 2026
MSD’s anti-PD-1 antibody Keytruda (pembrolizumab) retained its position as Japan’s top-selling prescription drug in April, marking its 31st straight month at the top, according to preliminary snapshot data released by Encise on May 11. Sales of Keytruda reached 21.5 billion…

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BUSINESS

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