Main clinical trials of ADCs in ovarian cancer

TargetADCTrialPhaseSettingTreatmentPrimary endpointResults
FRαMirvetuximab soravtansineFORWARD I [47]
(NCT02631876)
IIIPlatinum-resistant
FRα positive
Mirvetuximab vs. chemotherapy of investigator’s choicePFSORR: 24 vs. 10% (P = 0.014)
PFS: 4.1 vs. 4.4 months (HR 0.98)
FORWARD II [4851]
(NCT02606305)
Ib/IIPlatinum-sensitive
FRα positive
Mirvetuximab soravtansine + carboplatinSafety (phase Ib)
ORR (phase II)
ORR: 71%
PFS: 15 months
Platinum-resistant
FRα positive
Mirvetuximab soravtansine + pembrolizumabSafety (phase Ib)
ORR (phase II)
ORR: 43%
PFS: 5.2 months
Platinum-resistant
FRα positive
Mirvetuximab soravtansine + bevacizumabSafety (phase Ib)
ORR (phase II)
ORR: 39%
PFS: 6.9 months
Platinum-resistant and sensitive
FRα positive
Mirvetuximab soravtansine + bevacizumabSafety (phase Ib)
ORR (phase II)
ORR: 50%
PFS: 8.3 months
MORAb-202NCT03386942 [52]IPlatinum-resistant
FRα positive
Farletuzumab conjugated with eribulineDLTsORR: 37.5%
MesothelinAnetumab ravtansineNCT01439152 [53]IPlatinum-resistant and partially platinum sensitiveAnetumab ravtansineDLTsORR: 9%
DMOT4039A (RG7600)NCT01469793 [54]IPlatinum-resistantDMOT4039ADLTs/RP2DORR: 30%
BMS-986148CA008-008 [55]
(NCT02341625)
I/IIaPlatinum unselectedBMS-986148SafetyORR: 10%
TFTisotumab vedotinInnovaTV 201 [56]
(NCT02001623)
I/IIAdvanced solid tumors including ovarian cancer platinum unselectedTisotumab vedotinSafetyORR: 13.9%
MUC16DMUC4064ANCT02146313 [57]IPlatinum-resistantDMUC4064ASafetyORR: 25%
NaPi2BLifastuzumab vedotinNCT01363947 [58]IPlatinum-resistantLifastuzumab vedotinSafetyORR: 36.7%
NCT01991210 [59]IIPlatinum-resistantLifastuzumab vedotin vs. PLDPFSORR: 34 vs. 15%
PFS: 5.3 vs. 3.1 months (HR 0.78)

MUC16: mucine 16; PLD: pegylated liposomal doxorubicin; RP2D: recommended phase 2 dose; ORR: overall response rate; HR: hazard ratio; vs.: versus; DLTs: dose-limiting toxicities; TF: tissue factor