A Randomized, Open-label, Parallel Group, Multi-center Phase II Clinical Trial DCVAC/OvCa Added to Standard Chemotherapy in Women With Relapsed Platinum Sensitive Epithelial Ovarian Carcinoma

Trial ID # NCT02107950; SOVO2
Phase II
Drug Class Immunotherapy: Vaccine/TAA
Drug Name DCVAC/OvCa
Alternate Drug Names ovarian tumor antigen-activated autologous dendritic cell vaccine
Drugs in Trial Carboplatin, DCVAC/OvCa, Gemcitabine
Eligible Participant

Platinum sensitive ovarian cancer at first recurrence

Patients Enrolled


Therapy Setting


Study Design

Open-Label, Randomized


PFS, OS, evaluated per RECIST


Carbo+Gem+DCVAC/OvCa (n=32) vs Carbo+Gem (n=32):

PFS: 11.3 vs 10.1 months, HR: 0.73 (0.42-1.28, p=0.27)
OS: 35.5 vs. 22.1 months, HR, 0.38 (0.20-0.74, p=0.0032)


Significantly prolonged OS with addition of DCVAC/OvCa to carboplatin+gemcitabine


Cibula D et al. Dendritic cell-based immunotherapy (DCVAC/OvCa) combined with second-line chemotherapy in platinum-sensitive ovarian cancer (SOV02): A randomized, open-label, phase 2 trial. Gynecol Oncol (2021) 162(3):652-660

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