OncoMatch

OncoMatch/Clinical Trials/NCT07045311

JS207 Combination Therapy in Triple-negative Breast Cancer

Is NCT07045311 recruiting? Yes, currently enrolling (Jun 2026). This Phase 2 trial studies multiple treatments including JS207 in combination with 9MW2821 and JS207 in combination with Albumin paclitaxel for triple-negative breast cancer.

Phase 2RecruitingShanghai Junshi Bioscience Co., Ltd.NCT07045311Data as of Jun 2026Location: China

Treatment: JS207 in combination with 9MW2821 · JS207 in combination with Albumin paclitaxelThis is an open-label, multi-center, phase II clinical study to preliminarily evaluate the efficacy and safety of JS207 combined with 9MW2821 or albumin paclitaxel as first-line therapy in patients with recurrent or metastatic TNBC.

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Extracted eligibility criteria

Treatments studied

Chemotherapy

JS207 in combination with Albumin paclitaxel

Other

JS207 in combination with 9MW2821

Cancer type

Triple-Negative Breast Cancer

Breast Carcinoma

Biomarker criteria

Required: HER2 (ERBB2) wild-type

Required: ESR1 wild-type

Required: PR (PGR) wild-type

Performance status

ECOG 0–1(Restricted strenuous activity)

Demographics

Ages ≤ 75

Prior therapy

No prior treatment (treatment-naive required)
Max 0 prior lines

Cannot have received: anti-PD-1/PD-L1/PD-L2 or co-inhibitory T-cell receptor therapy

Exception: in (new) adjuvant therapy is allowed, if DFI is ≥6 months

Previous treatment with anti-PD-1, anti-PD-L1 or anti-PD-L2 drugs or drugs targeting other stimulatory or co-inhibitory T cell receptors (e.g., CTLA-4, OX-40, CD137) in (new) adjuvant therapy is allowed, if DFI is ≥6 months

Cannot have received: antibody-drug conjugate (Enfortumab Vedotin)

previously treated with Antibody-Drug Conjugates conjugated with MMAE and/or targeting Nectin-4, such as Enfortumab Vedotin is not allowed

Lab requirements

Blood counts

Kidney function

Liver function

Adequate organ function

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

Frequently asked questions

Is NCT07045311 currently recruiting?

Yes, this trial is currently recruiting patients.

Can patients have received prior systemic therapy?

No. This trial requires treatment-naive patients — prior systemic therapy is an exclusion criterion.

Does this trial require ERBB2?

Yes, ERBB2 wild-type is a required biomarker for enrollment.

Does this trial require ESR1?

Yes, ESR1 wild-type is a required biomarker for enrollment.

Does this trial require PGR?

Yes, PGR wild-type is a required biomarker for enrollment.

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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