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.
University Hospitals Dorest NHS Foundation Trust, Bournemouth, United Kingdom
Royal United Hospitals Bath NHS Foundation Trust, Bath, United Kingdom
Cambridge University Hospitals NHS Foundation Trust, Cambridge, United Kingdom
Guys and St Thomas NHS Foundation Trust, London, United Kingdom
Imperial College Healthcare NHS Trust, London, United Kingdom
Freeman Hospital, Newcastle Upn Tyne Hospitals NHS Foundation Trust, Newcastle Upon Tyne, United Kingdom
Washington DC VA Medical Center, Washington, DC, Washington, District of Columbia, United States
VA Greater Los Angeles Healthcare System, West Los Angeles, CA, West Los Angeles, California, United States
Bay Pines VA Healthcare System, Pay Pines, FL, Bay Pines, Florida, United States
University of Texas MD Anderson Cancer Center, Houston, Texas, United States
National Cancer Center Hospital, Chuo-Ku, Tokyo, Japan
Houston Methodist Cancer Center, Houston, Texas, United States
Kingston Health Sciences Centre, Kingston, Ontario, Canada
Juravinski Cancer Centre at Hamilton Health Sciences, Hamilton, Ontario, Canada
Ottawa Hospital Research Institute, Ottawa, Ontario, Canada
the first affiliated hospital of Zhejiang university school of medicine, Hangzhou, Zhejiang, China
Washington University Siteman Cancer Center, Saint Louis, Missouri, United States
University of Wisconsin Carbone Cancer Center, Madison, Wisconsin, United States
Alaska Oncology and Hematology LLC, Anchorage, Alaska, United States
Cancer & Blood Specialty Clinic, Los Alamitos, California, United States
Moores Cancer Center at the UC San Diego Health, San Diego, California, United States
M D Anderson Cancer Center, Houston, Texas, United States
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