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A phase 3, open-label, multicenter, randomized study of BG-C9074 with bevacizumab versus bevacizumab as first-line maintenance therapy for patients with epithelial ovarian, fallopian tube, or primary peritoneal cancers who have not progressed after first-line platinum-based chemotherapy plus bevacizumab (Starstone-Ovarian 301/GOG-3144/ENGOT-ov108/APGOT-OV29)

NCT ID NCT07811271

NEW Sponsor: BeOne Medicines Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting This study
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Sep 10, 2026 · Last updated Sep 10, 2026

Summary

The purpose of this study is to evaluate the safety and efficacy of BG-C9074 with bevacizumab (Arm A) versus bevacizumab monotherapy (Arm B) in adults with epithelial ovarian, fallopian tube, or primary peritoneal cancers who have not progressed after firstline platinum-based chemotherapy plus bevacizumab.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Phase 3

Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.

Participants

About 600 people

The number the study aims to enrol. It can still change while the study runs.

Expected to start

Oct 2026

An estimate. Start dates often move.

Expected to finish

Mar 2033

An estimate. End dates often move.

Lead sponsor

A company

The lead sponsor is a pharmaceutical, biotech, or medical-device company.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

18 years and older

Sex

Female participants only

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: 1. Able to provide a signed and dated written informed consent prior to any study-specific procedures, sampling, or data collection. 2. Eastern Cooperative Oncology Group (ECOG) Performance Status ≤ 1. 3. Participants must have a histologically confirmed diagnosis of epithelial high-grade ovarian, fallopian tube or primary peritoneal carcinoma (serous, endometrioid, or clear cell). 4. Participants are newly diagnosed International Federation of Gynecology and Obstetrics (FIGO) stage III or IV and have received primary debulking surgery or interval debulking surgery. 5. Participants must have adequate organ function. 6. Women of childbearing potential must be willing to use a highly effective method of birth control and agree not to donate eggs (ova, oocytes) or freeze/store eggs for the duration of the study and for ≥ 7 months after the last dose of study treatment. Exclusion Criteria: 1. Participants have ovarian, fallopian tube, or peritoneal cancer of nonepithelial origin. 2. Participants have either a germline or somatic BReast CAncer gene (BRCA) mutation as per local test. 3. Participants who will receive poly-adenosine diphosphate ribose polymerase (PARP) inhibitor as maintenance therapy per standard of care and investigator discretion. 4. Participants have a history of allergic reactions or hypersensitivity to the active ingredients and excipients of the drug products and other monoclonal antibodies. 5. Participants had previous transient ischemic attack, cerebrovascular accident, or subarachnoid hemorrhage within 6 months prior to randomization 6. Participants have evidence of bleeding diathesis or significant coagulopathy (in the absence of anticoagulation therapy). Note: Other protocol defined Inclusion/Exclusion criteria may apply.

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Conditions

The condition(s) this trial relates to.

Carcinoma, Ovarian Epithelial fallopian tube cancer fallopian tube neoplasm ovarian carcinoma primary peritoneal carcinoma

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Epithelial ovarian cancer Fallopian tube cancer Primary peritoneal cancer

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The study's own enquiry address

    This study publishes an address for enquiries. See it below .

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Study contacts

  • Contact

    Email: •••••@•••••

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