Pembrolizumab is a highly selective IgG4-kappa humanized monoclonal antibody against PD-1 receptors. It was generated by grafting the variable sequences of a very high-affinity mouse antihuman PD-1 antibody onto a human IgG4-kappa isotype containing a stabilizing S228P Fc mutation. It contains 32 cysteine residues and the complete folded molecule includes 4 disulfide linkages as interchain bonds and 23 interchain bonds. It was developed by Merck & Co and first approved for the treatment of metastatic malignant melanoma by the FDA on September 4, 2014, becoming the first approved therapy against PD-1. In the time since its initial approval, pembrolizumab has been granted approval in the treatment of a wide variety of cancers.
Pembrolizumab is indicated for the following conditions:
For all approved adult indications, pembrolizumab may be used for an additional 6 weeks at 400mg weekly.
UC Irvine Health/Chao Family Comprehensive Cancer Center, Orange, California, United States
University of California Davis Comprehensive Cancer Center, Sacramento, California, United States
Mayo Clinic in Florida, Jacksonville, Florida, United States
UPMC Hillman Cancer Center, Pittsburgh, Pennsylvania, United States
University of Florida, Gainesville, Florida, United States
Clínica Viedma, Viedma, Río Negro, Argentina
Clinica Adventista Belgrano-Oncology ( Site 0211), Caba, Argentina
West China Hospital, Sichuan University-Head and Neck Oncology ( Site 1667), Cheng Du, Sichuan, China
The Angeles Clinic and Research Institute - West Los Angeles Office ( Site 0123), Los Angeles, California, United States
Zealand University Hospital, Roskilde, Denmark
Johns Hopkins University: Sibley Memorial Hospital, Washington, District of Columbia, United States
Johns Hopkins University: Sidney Kimmel Comprehensive Cancer Center, Baltimore, Maryland, United States
City of Hope, Duarte, California, United States
UCLA, Los Angeles, California, United States
UCSF, San Francisco, California, United States
Beijing Cancer hospital, Beijing, Beijing, China
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