Combining 9MW2821 with toripalimab around surgery for urothelial cancer
Official title: A Single Arm, Open-label, Multicenter, Phase II Clinical Study to Evaluate the Safety and Efficacy of 9MW2821 Combined With Toripalimab in Perioperative Patients With Urothelial Cancer
Run by Mabwell (Shanghai) Bioscience Co., Ltd. · NCT07314723 · Data updated 2026-11-12
This trial tests whether giving 9MW2821 together with toripalimab before and after surgery helps adults with non-metastatic urothelial cancer.
Quick facts
| Phase | Phase 2 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 90 (estimated) |
| Sponsor | Mabwell (Shanghai) Bioscience Co., Ltd. Industry-sponsored |
| Drugs / interventions | Toripalimab |
| Locations | 1 site (Guangzhou, Guangdong) |
| Status | Recruiting |
| Started | August 1, 2025 |
| Main results expected | December 31, 2027 |
| Study ends | December 31, 2028 |
| Registry record updated | January 2, 2026 |
| Trial ID | NCT07314723 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults with non-metastatic (M0) urothelial carcinoma who are fit for surgery (ECOG 0–1), have not had prior systemic therapy, and can provide tumor tissue are ideal candidates.
✕Probably not a fit
Patients with metastatic disease, prior PD‑1/PD‑L1 or ADC therapy, active autoimmune disease requiring systemic treatment, recent major cardiac or thrombotic events, or inadequate organ function are unlikely to benefit.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This is a single-arm, open-label, multicenter Phase II trial administering 9MW2821 plus toripalimab to perioperative patients with non-metastatic urothelial carcinoma. Enrollees are placed into arms that include muscle-invasive bladder cancer and high-risk upper tract disease and receive the combination therapy around the time of definitive surgery. Key eligibility includes ECOG 0–1, adequate organ function, available tumor tissue, and no prior systemic therapy for urothelial cancer. The study, led at Sun Yat-sen University Cancer Center, monitors safety and anti-tumor activity such as pathologic response and recurrence outcomes.
Why it matters
Potential benefit: If successful, the combination could increase tumor response around surgery and reduce the risk of recurrence.
How similar studies have gone: Other perioperative approaches combining PD‑1 inhibitors with antibody-based agents have shown promising pathologic responses in urothelial cancer, but the specific 9MW2821 plus toripalimab combination is novel.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Sign the informed consent form approved by IEC. * Male or female subjects aged ≥18 years old. * ECOG status: 0 or 1. * Histologically confirmed urothelial cancer. * Imaging confirmed non-metastatic urothelial cancer (M0). Arm 1: MIBC, T2-4aN0-1. Arm 2: High-risk UTUC, N0. Arm 3: MIBC, T2-4aN0. * Adequate tumor tissues submitted for test. * Life expectancy for more than 12 weeks. * Adequate organ functions. * Proper contraception methods. * Willingness to follow the study procedures. Exclusion Criteria: * Prior systemic anti-tumor therapy for urothelial cancer. * Previously treated with PD-1/PD-L1 inhibitors or antibody-drug conjugates (ADCs). * History of another malignancy within 3 years. * History of autoimmune disease requiring systemic treatment within 2 years. * History of clinically significant cardiac/cerebrovascular diseases or thrombosis within 1 year. * Major surgery treated within 28 days; Cystoscopy/ureteroscopy biopsy or intravesical instillation therapy within 7 days. * Peripheral neuropathy Grade ≥ 2. * Any situations adding the risk of severe dry eye, active keratitis or corneal ulcer, etc. * Active HBV/HCV/HIV infection, etc. * Any other serious chronic or uncontrolled disease. * Any live vaccines got within 28 days. * Organ transplantation or allogeneic hematopoietic stem cell transplantation in the past. * Any potent CYP3A4 inducers/inhibitors taken within 14 days. * Known allergic sensitivity to any of the ingredients of the study drug. * History of drug abuse or mental illness. * Other conditions unsuitable into the study.
Where it's running
-
Sun Yat-sen University Cancer Center
Guangzhou, Guangdong, China Recruiting
Study contacts
- Study coordinator: Zhuowei Liu, Professor
- Email: liuzhw@sysucc.org.cn
- Phone: 86-20-87343606
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.