The global Keytruda Market was valued at USD 31.4 billion in 2025 and is projected to grow from USD 32.7 billion in 2026 to USD 25.0 billion by 2033, registering a CAGR of -3.8% from 2026 to 2033. While Keytruda (pembrolizumab) remains one of the most successful immunotherapy drugs globally, the market is expected to face headwinds over the forecast period due to patent expiration,...