A Study to Evaluate the Efficacy and Safety of Sacituzumab Tirumotecan (MK-2870) Maintenance Treatment Versus Standard of Care in Participants With Platinum-sensitive Recurrent Ovarian Cancer (MK-2870-022/TroFuse-022/ENGOT-ov84/GOG-3103)

Official record

Identifier

NCT06824467

Recruiting locations

countries

United StatesArgentinaAustraliaBelgiumBrazilCanadaChileColombiaCzechiaDenmarkFinlandFranceGreeceHungaryIrelandIsraelItalyJapanMexicoPeruPolandPortugalRomaniaSouth KoreaSpainTaiwanThailandUnited Kingdom

Interventions studied

Sacituzumab tirumotecanBevacizumabH1 receptor antagonistH2 receptor antagonistAcetaminophen (or equivalent)Dexamethasone (or equivalent)Steroid mouthwash (dexamethasone or equivalent)

Lead sponsor

Merck Sharp & Dohme LLC

Target enrolment

770 participants

Study type

INTERVENTIONAL

Phase

Phase 3

Status

Recruiting

First posted

Feb 13, 2025

Last updated on the registry

Jul 27, 2026

Age

18 Years

Sex

FEMALE

Study contact

The official record lists a study contact. Contact details are published there and are intentionally not copied to this page.

Eligibility criteria

Reproduced verbatim from the official record. Eligibility is decided by the study team, never by this page.

Inclusion Criteria:

* Has histologically confirmed Federation of Gynecology and Obstetrics (FIGO) Stage III or IV epithelial ovarian, primary peritoneal, or fallopian tube carcinoma of certain histologies
* Has received 4 or more cycles of platinum-based doublet chemotherapy in first-line and a total of 6 cycles of carboplatin-based doublet chemotherapy in second-line setting for ovarian cancer (OC)
* Has platinum-sensitive epithelial OC
* Has provided tissue of a tumor lesion that was not previously irradiated
* Human immunodeficiency virus (HIV)-infected participants must have well controlled HIV on antiretroviral therapy
* Participants who are hepatitis B surface antigen positive are eligible if they have received hepatitis B virus (HBV) antiviral therapy for at least 4 weeks, and have undetectable HBV viral load prior to allocation (Part 1) or randomization (Part 2)
* Participants with a history of hepatitis C virus (HCV) infection are eligible if HCV viral load is undetectable at screening
* Has an ECOG performance status of 0 or 1 assessed within 7 days before allocation (Part 1) or randomization (Part 2)

Exclusion Criteria:

* Has nonepithelial cancers (germ cell tumors and sex cord-stromal tumors), low-grade serous tumors, low-grade endometrioid tumors, borderline tumors (low malignant potential), mucinous, seromucinous that is predominantly mucinous, malignant Brenner's tumor and undifferentiated carcinoma
* Has platinum-resistant OC or platinum-refractory OC
* Has history of documented severe dry eye syndrome, severe Meibomian gland disease and/or blepharitis, or severe corneal disease that prevents/delays corneal healing
* Has active inflammatory bowel disease requiring immunosuppressive medication or previous history of inflammatory bowel disease (e.g. Crohn's disease, ulcerative colitis, or chronic diarrhea)
* Has uncontrolled, significant cardiovascular disease or cerebrovascular disease
* Has a history of (noninfectious) pneumonitis/interstitial lung disease (ILD) that required steroids or has current pneumonitis/ILD
* HIV-infected participants with a history of Kaposi's sarcoma and/or Multicentric Castleman's Disease
* Has received more than 2 prior lines of systemic therapy for OC
* Has received prior systemic anticancer therapy within 3 weeks or 5 half-lives (whichever is shorter) before allocation (Part 1) or randomization (Part 2)
* Has received prior radiotherapy within 2 weeks of allocation (Part 1) or randomization (Part 2), or has radiation related toxicities, requiring corticosteroids
* Has an additional malignancy that is progressing or has required active treatment within the past 3 years
* Has active central nervous system (CNS) metastases and/or carcinomatous meningitis
* Has an active infection requiring systemic therapy
* Has active or ongoing stomatitis