New drug combo targets tough ovarian cancers
NCT ID NCT07593092
First seen Jun 27, 2026 · Last updated Aug 14, 2026 · Updated 2 times
Summary
This early-stage trial tests two experimental drugs, XmAb541 and XmAb808, in people with advanced ovarian cancer that has come back or spread. The main goal is to see if the combination is safe and find the best dose. About 90 adults with a specific tumor marker (CLDN6) will take part.
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
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Phase 1
The first testing in people. Mainly checks safety and dose, usually in a small group.
- Participants
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About 90 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jun 2026
- Expected to finish
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Dec 2028
An estimate. End dates often move.
- Lead sponsor
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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
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18 years and older
- Sex
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Female participants only
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Age ≥ 18 years. * CLDN6+ tumor * Histological or cytological documentation of locally advanced, recurrent, or metastatic high grade serous ovarian carcinoma (HGSOC) including fallopian tube or primary peritoneal origin * Adequate Eastern Cooperative Oncology Group performance status * Life expectancy ≥ 3 months * Adequate organ function Exclusion Criteria: * Prior exposure to a CLDN6 targeting immune cell engager * Patients with treated brain metastases may participate, provided they are radiologically stable. * Active known or suspected autoimmune disease * Have any condition requiring systemic treatment with corticosteroids, prednisone equivalents, or other immunosuppressive medications within 14 days prior to first dose of study drug * Clinically significant cardiovascular, pulmonary or gastrointestinal disease * Active viral hepatitis B or hepatitis C
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Get notified about this study
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Genom att skicka in godkänner du våra Användarvillkor
Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The study's own enquiry address
This study publishes an address for enquiries. See it below .
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The places running it
4 sites. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names. We don't republish those.
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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
Show contact details
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Genom att skicka in godkänner du våra Användarvillkor
Study contacts
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Contact
Email: •••••@•••••
Locations
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Xencor Investigative Site
RECRUITINGLake Success, New York, 11042, United States
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Xencor Investigative Site
RECRUITINGNew York, New York, 10029, United States
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Xencor Investigative Site
RECRUITINGThe Bronx, New York, 10461, United States
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Xencor Investigative Site
RECRUITINGFort Worth, Texas, 76104, United States
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Other studies related to the condition(s) this trial covers.
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- New PET tracer aims to light up hidden cancer targets
- Can inhaled manganese make ovarian cancer immunotherapy hit harder?
- Can a pill shrink Hard-to-Treat ovarian tumors?
- New antibody aims to preserve immune checkpoint while fighting cancer