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.
Emory University Hospital/Winship Cancer Institute, Atlanta, Georgia, United States
University of Alabama at Birmingham, Birmingham, Alabama, United States
Georgetown University, Washington, District of Columbia, United States
Memorial Healthcare System, Hollywood, Florida, United States
National Institutes of Health Clinical Center, Bethesda, Maryland, United States
START MidWest, Grand Rapids, Michigan, United States
Florida Cancer Specialists, Sarasota, Florida, United States
START, San Antonio, Texas, United States
Melanoma Institute Australia, Wollstonecraft, New South Wales, Australia
Cairns and Hinterland Hospital and Health Service, Cairns, Queensland, Australia
University of Chicago, Chicago, Illinois, United States
Emory University, Atlanta, Georgia, United States
University of Iowa Hospitals, Iowa City, Iowa, United States
Department of Oncology, Aalborg, North Denmark Region, Denmark
Kaohsiung Chang Gung Memorial Hospital, Kaohsiung, Taiwan
UT Southwestern Medical Center of Dallas, Dallas, Texas, United States
Hospital Clinic Barcelona, Barcelona, Spain
Mayo Clinic in Rochester, Rochester, Minnesota, United States
Asst Degli Spedali Civili Di Brescia, Brescia, Italy
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