MRK · News · 20261105N

Keytruda SC Litigation

Merck & Co., Inc. · 2026-11-05 · Importance 47 · Surprise 60

Third-party reporting says Halozyme secured legal victories against Merck in Europe over its Keytruda subcutaneous patent. The rulings prevent Merck from launching the product in key European markets. The report does not specify the markets or quantify the financial impact.

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