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Lenvatinib specifically is a multikinase inhibitor of VEGFR1, VEGFR2, & VEGFR3, and other receptor tyrosine kinases, although the drug Pembrolizumab is an antibody targeting PD-1. A combination of pembrolizumab and lenvatinib is used to treat a certain type of cancer of the endometrium (lining of the uterus) that has spread to other organs of the body or that can't be treated through surgery or radiation therapy.<br>The recommended dose of this combination drug therapy should be administered as per the words given by a healthcare professional. <br>
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CombinationTherapyofPembrolizumabandLenvatinibShowsPromisingOSinOrderToTreatAdvancedEndometrialCancerCombinationTherapyofPembrolizumabandLenvatinibShowsPromisingOSinOrderToTreatAdvancedEndometrialCancer Combinationtherapycomprisinglenvatinibandpembrolizumabtogethershowedthepromisingantitumoractivityinpatientswithadvancedendometrialcancerthatprogressedthroughsystemictherapy,regardlessofthetumorMSI(MicrosatelliteInstability)status. AccordingtoVickyMakker,MD,MemorialSloanKetteringCancerCenter,NewYork,andcolleagues,“Patientswiththeadvancedendometrialcarcinomahavelimitedtreatmentoptions.” VickyMakker,andcolleaguessharedfindingsfromaprimaryefficacyanalysisofthepatientswiththeadvancedendometrialcancergiventhecombinationtherapycomprisedlenvatinibandpembrolizumabinanongoingphase-1b/2clinicalinvestigation. Theenrolledpatientswereadministeredlenvatinib20mgonceinadaytogetherwithpembrolizumab200mg(keytruda)onceevery3-weeksin3-weekcycles. Theprimaryendpointoftheinvestigationwasthe24weekORR,andthesecondaryefficacyendpointsincludedtheresponseduration,PFS,andOS(OverallSurvival). Asofthepointofdatacutoff,atotalof108patientswereenrolledintheinvestigation,andfollow-uphadcontinuedforamedianofaround18.7months. Eventually,theobjectiveresponserateamongtheseenrolledpatientsatweek24wasnotedas38.0%(95%CI,28.8%to47.8%). Amidparticularpopulationsofpatientswithmicrosatelliteinstabilityhightumors(n=11)andmicrosatellitestabletumors(n=94),the24-weekobjectiveresponserateswere63.6%(95%CI,30.8%to89.1%)and36.2%(95%CI,26.5%to46.7%),respectively. Unconcernedofthetumormicrosatelliteinstabilitystatus,pretreatedpatientshadamedianresponsedurationof21.2months(95%CI,7.6monthstonotestimable),medianprogressionfreesurvivalof7.4months(95%CI,5.3to8.7months),andthemedianoverallsurvivalwasnotedas16.7months(15monthstonotestimable). DrMakker&colleaguesconcludedthat,“Thecombinationtherapycomprisedlenvatinibandpembrolizumabdemonstratedthepromisingantitumoractivityinpatientswithadvancedendometrialcarcinomawhohaveexperienceddiseaseprogressionfollowingpriorsystemictherapy,regardlessoftumormicrosatelliteinstabilitystatus.” Source:https://theindianpharma.wordpress.com/2021/03/31/combination -therapy-of-pembrolizumab-and-lenvatinib-shows-promising-os-in-order-to-treat-advanced-endometrial-cancer/