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See the DrugPatentWatch profile for keytruda
Pembrolizumab (Keytruda) received its first FDA approval in 2014. [1]
The initial FDA approval for pembrolizumab was tied to treatment of certain cancers, marking the start of Keytruda’s FDA approval timeline in 2014. [1] Sources: [1] https://www.drugpatentwatch.com/patent/Keytruda/US-9758418
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