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Phase II Study to Determine the Efficacy and Safety of RC48 in Combination with Envafolimab for Neoadjuvant Treatment in Patients with HER2 Over-expressing Muscle-Invasive Bladder Cancer

Phase II Study to Determine the Efficacy and Safety of RC48 in Combination with Envafolimab for Neoadjuvant Treatment in Patients with HER2 Over-expressing Muscle-Invasive Bladder Cancer

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2300077763
Enrollment
Unknown
Registered
2023-11-19
Start date
2023-11-20
Completion date
Unknown
Last updated
2023-11-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

bladder cancer

Interventions

sing-arm:RC48 and Envafolimab

Sponsors

The First Affiliated Hospital, Zhejiang University School of Medicine
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. male or female, aged >= 18 years, > 75 years patients are eligible at the investigator's discretion; 2. informed consent has been signed; 3. bladder cancer: invasive urothelial carcinoma of the bladder without distant metastasis (T2-T4aN = T2; 7. the ECOG physical status score was 0-1; 8. Renal function: GFR >= 45ml/min; 9. Patients are deemed by the investigators to be candidates for treatment with RC48 and emvolumab; 10. At least one measurable lesion in the bladder; 11. women of child-bearing age must be willing to use adequate contraception during research drug treatment.

Exclusion criteria

Exclusion criteria: 1. Patients with known allergies to the components of the study drugs; 2. RC48 or PD-1/PD-L1 inhibitor drugs were used before; 3. Treated with other study drugs with 28 days before enrollment; 4. Patients with grade =1 peripheral neuropathy according CTCAE V 5.0; 5. Combined with other malignant tumors under treatment; 6. Patients with active tuberculosis; 7. Severe infections occurred within 4 weeks before enrollment; 8. Patients with HIV infection, patients with active HBV and HCV; 9. Active autoimmune disease or potentially relapsing autoimmune disease; 10. Clinically significant cardiovascular disease; 11. LVEF < 40%; 12. History of allogeneic stem-cell or organ transplantation; 13. Patients with dementia, altered mental status, or any psychiatric illness that would prevent understanding or giving informed consent or filling out questionnaires; 14. Laboratory tests with any symptoms, treatments, or abnormalities that may interfere with the judgment of the results of the study, interfere with the enrollment of the subjects, or are not in the best interest of the subjects; 15. Underlying medical conditions that considered to be detrimental to the study treatment or difficult to explain in terms of drug toxicity or adverse events by the investigator; 16. Other conditions are inappropriate for enrollment considered by the investigator.

Design outcomes

Primary

MeasureTime frame
pCR;

Secondary

MeasureTime frame
pDS;ORR;DFS;OS;

Countries

China

Contacts

Public ContactBaiye Jin

The First Affiliated Hospital, Zhejiang University School of Medicine

jinbaiye1964@zju.edu.cn+86 138 5812 2288

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026