Keytruda is an immunotherapy drug that is used to treat different types of cancers. The drug helps the body's own immune system to fight the cancer cells. Developed and sold by Merck & Co., the drug ...

Keytruda is a prescription drug that’s given as an intravenous (IV) infusion (and injection into a vein over a period of time). Learn about how the drug is given, how often you’ll receive doses, and ...

Researchers found that Keytruda — the focus of ICIJ's recent Cancer Calculus investigation — accounted for nearly half of the ...