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.
Providence Portland Medical Center, Portland, Oregon, United States
Virginia Cancer Specialists, Fairfax, Virginia, United States
Sylvester Comprehensive Cancer Center/UMHC, Miami, Florida, United States
University of California San Diego, La Jolla, California, United States
Site #183, The University of Texas M.D. Anderson Cancer Center, Houston, Texas, United States
Site #030 Mayo Clinic, Rochester, Minnesota, United States
Site #150, Stanford Cancer Center, Stanford, California, United States
University of California, San Francisco, San Francisco, California, United States
UPMC Hillman Cancer Center, Pittsburgh, Pennsylvania, United States
Hospital Vall D´Hebrón, Barcelona, Spain
ICO - Instituto Catalán de Oncología, Barcelona, Spain
START - Phase I Unit - HN San Chinarro, Madrid, Spain
Cleveland Clinic, Case Comprehensive Cancer Center, Cleveland, Ohio, United States
Moffitt Cancer Center, Tampa, Florida, United States
Roswell Park Cancer Institute, Buffalo, New York, United States
University of Virginia Comprehensive Cancer Center, Charlottesville, Virginia, United States
University of Colorado, Aurora, Colorado, United States
Baystate Gynecologic Oncology, Springfield, Massachusetts, United States
University of Michigan Rogel Cancer Center, Ann Arbor, Michigan, United States
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