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临床试验/NCT04730232
NCT04730232Unknown2 期

An Open Label, Single-arm, Phase 2 Study of Tislelizumab Combined With Nab-Paclitaxel for Patients With High-Risk Non-Muscle-Invasive Urothelial Bladder Carcinoma Which is Not Completely Resectable

Tianjin Medical University Second Hospital1 个研究点 分布在 1 个国家目标入组 63 人开始时间: 2020年12月27日最近更新:
适应症
干预措施
相关药物

试验速览

阶段
2 期
发起方
入组人数
63
试验地点
1
主要终点
Complete Response (CR) Rate for tilelizumab combined with nab-paclitaxel

研究概览

简要总结

This is a phase II study to determine the safety and efficacy of tislelizumab when given in combination with nab-paclitaxel as treatment for patients with high-risk non-muscle-invasive bladder cancer (HR NMIBC) which is not completely resectable. Patients will receive treatment with tislelizumab in combination with nab-paclitaxel every 3 weeks for 4 treatment cycles over 12 weeks followed by transurethral resection biopsy.

研究设计

研究类型
Interventional
分配方式
Na
干预模型
Single Group
主要目的
Treatment
盲法
None

入排标准

年龄范围
18 Years 至 —(Adult, Older Adult)
性别
All
接受健康志愿者

入选标准

  • Willing and able to provide written informed consent;
  • Ability to comply with the protocol;
  • Age ≥ 18 years;
  • High-risk non-muscle-invasive urothelial carcinoma or high-risk non-muscle-invasive urothelial carcinoma as the main pathological component > 50%, difined as following:
  • a. T1 b. High-grade Ta c.Carcinoma in situ(CIS);
  • Multi-point biopsy of bladder shows there are more than 2 section and over 3 points of pathological specimens are diagnosed as above, meanwhile, the tumor has to be diagnosed as not completely resectable by at least 2 senior urologist;
  • Eastern Cooperative Oncology Group (ECOG) Performance Status of 0-2;
  • Agreed to provide tissue examination samples (for detection of PD-L1 expression, tumor mutation load, IHC, detection of DNA and RNA, etc;)
  • Organ function level must meet the following requirements:
  • Hematological indexes: neutrophil count >= 1.5x10^9/L, platelet count >= 80x10^9/L, hemoglobin >= 6.0 g/dl (can be maintained by blood transfusion);
  • Liver function: total bilirubin <=1.5 ULN, alanine aminotransferase and aspartate aminotransferase <=2.5 ULN;
  • The subjects volunteered to join the study, signed informed consent, and had good compliance with follow-up;

排除标准

  • Receive live attenuated vaccine within 4 weeks before treatment or during the study period;
  • Active, known or suspected autoimmune diseases;
  • History of primary immunodeficiency;
  • Known history of allogeneic organ transplantation and allogeneic hematopoietic stem cell transplantation;
  • Pregnant or lactating female patients;
  • Untreated acute or chronic active hepatitis B or hepatitis C infection. Under the condition of monitoring the virus copy number of patients receiving antiviral treatment, doctors can judge whether they are in line with the patients' individual conditions;
  • Prior use of immunosuppressive drugs within 4 weeks prior to the start of treatment, excluding nasal and inhaled corticosteroids or physiological doses of systemic steroids (i.e. not more than 10 mg / day prednisolone or other corticosteroids with the same physiological dose);
  • Known or suspected allergy to tislelizumab and albumin paclitaxel;
  • Have a clear history of active tuberculosis;
  • Received PD-1 / PD-L1 / CTLA-4 antibody or other immunotherapy in the past;
  • Participating in other clinical researchers;
  • Men with reproductive capacity or women who are likely to become pregnant do not take reliable contraceptive measures;
  • Uncontrolled concurrent diseases, including but not limited to:
  • HIV infected (HIV antibody positive);
  • Severe infection in active stage or poorly controlled;
  • Evidence of serious or uncontrollable systemic diseases (such as severe mental, neurological, epilepsy or dementia, unstable or uncompensated respiratory, cardiovascular, liver or kidney diseases, uncontrolled hypertension [i.e. hypertension greater than or equal to CTCAE grade 2 after drug treatment]);
  • Patients with active bleeding or new thrombotic disease.

研究组 & 干预措施

Tislelizumab and Nab-Paclitaxel

Experimental

Tislelizumab 200mg IV on day 1 in combination with nab-paclitaxel 200mg IV on day 2 every 3 weeks for 3 or 4 cycles followed by transurethral resection biopsy.

干预措施: Tislelizumab (Drug)

Tislelizumab and Nab-Paclitaxel

Experimental

Tislelizumab 200mg IV on day 1 in combination with nab-paclitaxel 200mg IV on day 2 every 3 weeks for 3 or 4 cycles followed by transurethral resection biopsy.

干预措施: Nab-paclitaxel (Drug)

结局指标

主要结局

Complete Response (CR) Rate for tilelizumab combined with nab-paclitaxel

时间窗: At the time of transurethral resection biopsy (within 9 or 12 weeks of the first dose of tislelizumab)

次要结局

  • Number of adverse events and severity by grade (CTCAE)(12 weeks of treatment plus 30 days for toxicity followup)
  • Cystectomy-Free Survival (CFS)(up to 3 years)
  • Duration of Response (DOR)(up to 3 years)

研究者

发起方
Tianjin Medical University Second Hospital
申办方类型
Other
责任方
Sponsor

研究点 (1)

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