New combo aims to tackle tough breast cancer
NCT ID NCT07040644
First seen Jun 26, 2026 · Last updated Jun 26, 2026
Summary
This phase 2 trial tests whether combining the targeted chemotherapy sacituzumab govitecan with the immunotherapy toripalimab works better than toripalimab plus standard chemotherapy (nab-paclitaxel) for people with advanced triple-negative breast cancer that is PD-L1 positive. About 150 participants will be randomly assigned to one of the two treatment groups. The main goal is to see how long the cancer stays under control.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- sacituzumab govitecan (a targeted chemotherapy) and toripalimab (an immunotherapy), compared with toripalimab plus nab-paclitaxel (a standard chemotherapy)
- What this could lead to
- If this works, it could offer a more effective first-line treatment option for people with advanced triple-negative breast cancer that is PD-L1 positive.
- What could go wrong
- This is a phase 2 trial with only 150 participants, so results are preliminary. The combination may not improve survival and could cause side effects like immune reactions or low blood cell counts.
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 2
Tests whether the treatment actually works, and watches for side effects, in a larger group.
- Participants
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About 150 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Sep 2025
An estimate. Start dates often move.
- Expected to finish
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Jun 2028
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
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.
Show the full entry requirements Hide 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: * Female patients aged ≥18 years. * Histologically or cytologically confirmed triple-negative breast cancer (TNBC). * Unresectable locally advanced or metastatic disease. * PD-L1 positive (CPS ≥1 as assessed by central laboratory). * No prior systemic treatment for advanced or metastatic TNBC. * Measurable disease per RECIST v1.1. * ECOG performance status of 0 or 1. * Adequate hematologic, hepatic, and renal function. * Willingness to provide informed consent. Exclusion Criteria: * Prior treatment with any anti-PD-1, anti-PD-L1, or anti-CTLA-4 antibodies. * Known active central nervous system metastases. * Active autoimmune disease or history of autoimmune disorders requiring systemic treatment. * Active infection requiring systemic therapy. * Pregnancy or lactation. * Other active malignancies requiring treatment within the past 5 years. * History of severe hypersensitivity reactions to study drugs.
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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 places running it
1 site. 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 and phone numbers. 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
Locations
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Sun Yat-sen Memorial Hospital of Sun Yat-sen University
Guangzhou, Guangdong, 510120, China
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Can a Two-Drug combo outsmart Hard-to-Treat breast cancer?
- New hope for hard-to-treat cancers? experimental combo enters phase 2 trial
- Freezing tumors to supercharge immunotherapy: new hope for aggressive breast cancer?
- New antibody drug aims to unleash immune system on Hard-to-Treat cancers
- Immunotherapy avelumab aims to stop triple negative breast cancer recurrence
- New drug combo takes on advanced cancers in early trial