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OncoMatch/Clinical Trials/NCT06081959

Study of SKB264 for Locally Advanced, Recurrent or Metastatic HR+/HER2- Breast Cancer

Is NCT06081959 recruiting? Yes, currently enrolling (Jun 2026). This Phase 3 trial studies multiple treatments for metastatic breast cancer.

Phase 3RecruitingSichuan Kelun-Biotech Biopharmaceutical Co., Ltd.NCT06081959Data as of Jun 2026Location: China

Treatment: SKB264 · Eribulin · Capecitabine · Gemcitabine · VinorelbineThe purpose of this study is to evaluate the efficacy and safety of SKB264 in patients with unresectable locally advanced, recurrent, or metastatic HR+/HER2- breast cancer.

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Extracted eligibility criteria

Treatments studied

Chemotherapy

CapecitabineGemcitabineVinorelbine

Other

SKB264Eribulin

Cancer type

Breast Carcinoma

Biomarker criteria

Required: HER2 (ERBB2) negative

Required: ESR1 positive

Required: PR (PGR) positive

Disease stage

Required: Stage III, IV

Performance status

ECOG 0–1(Restricted strenuous activity)

Demographics

Ages ≤ 75

Prior therapy

Min 1 prior line

Must have received: systemic chemotherapy — unresectable locally advanced, recurrent, or metastatic

Patients who had failed at least one line of systemic chemotherapy in unresectable locally advanced, recurrent, or metastatic stage

Cannot have received: TROP2 targeted therapy

Prior TROP2 targeted therapy

Cannot have received: topoisomerase I inhibitor

prior topoisomerase I inhibitor therapy, including antibody-drugconjugate(ADC) therapy

Lab requirements

Blood counts

adequate organ and bone marrow function

Kidney function

adequate organ and bone marrow function

Liver function

adequate organ and bone marrow function

Adequate organ and bone marrow function

Structured fields extracted by AI. May contain errors — verify against the official protocol.

Frequently asked questions

Is NCT06081959 currently recruiting?

Yes, this trial is currently recruiting patients.

Are there prior therapy exclusions?

Yes. Prior TROP2 targeted therapy, topoisomerase I inhibitor disqualifies patients from enrollment.

Does this trial require ERBB2?

Yes, ERBB2 negative is a required biomarker for enrollment.

Does this trial require ESR1?

Yes, ESR1 positive is a required biomarker for enrollment.

Does this trial require PGR?

Yes, PGR positive is a required biomarker for enrollment.

What disease stage is eligible?

Stage III or IV is required.

Is there an age limit?

Yes. Patients must be 75 years or younger.

Could you qualify for this trial?

Enter your biomarker results to see how this trial's eligibility criteria match your specific cancer profile.

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