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.
Marina Chiara Garassino, Milan, Italy
GSK Investigational Site, Manchester, United Kingdom
Kaiser Permanente Sacramento Medical Center, Sacramento, California, United States
Lutheran Hospital - Cancer Centers of Colorado, Golden, Colorado, United States
Good Samaritan Hospital - Cancer Centers of Colorado, Lafayette, Colorado, United States
Mayo Clinic in Florida, Jacksonville, Florida, United States
Lineberger Comprehensive Cancer Center, Chapel Hill, North Carolina, United States
GSK Investigational Site, Houston, Texas, United States
CIMCA Centro de Investigacion y Manejo del Cancer ( Site 3001), San Jose, Costa Rica
Policlinico San Bosco ( Site 3002), San Jose, Costa Rica
ICIMED - Instituto de Investigacion en Ciencias Medicas ( Site 3000), San Jose, Costa Rica
ASST Spedali Civili di Brescia, Brescia, BS, Italy
Istituto IRCCS AOU S. Martino, Genova, Italy
Istituto Europeo di Oncologia, Milan, MI, Italy
CISSS de la Monteregie-Centre ( Site 0801), Greenfield Park, Quebec, Canada
Jasz Nagykun Szolnok Megyei Hetenyi Geza Korhaz Rendelointezet ( Site 0401), Szolnok, Hungary
Meir Medical Center ( Site 0501), Kfar-Saba, Israel
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