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临床试验/NCT06983210
NCT06983210招募中2 期

Multi-center, Open-Label, Single Arm Trial for Evaluation of the Efficacy and Safety in the First Line Combination Therapy of Gemcitabine, Cisplatin and Nivolumab With Additional Pretreatment of AM80 for Urothelial Carcinoma Patients

Nagoya University1 个研究点 分布在 1 个国家目标入组 43 人开始时间: 2025年5月1日最近更新:
干预措施
相关药物

试验速览

阶段
2 期
状态
招募中
入组人数
43
试验地点
1
主要终点
Response rate (RR)

研究概览

简要总结

【Treatment of Urothelial Carcinoma】 Treatment for urothelial carcinoma includes surgery, chemotherapy (anticancer drugs), and radiation therapy. Chemotherapy is generally used when metastasis has already occurred at diagnosis and surgery is not curative (metastatic urothelial carcinoma) or when the cancer recurs after local therapy such as surgery or radiation therapy (recurrent urothelial carcinoma).

Although there are several recommended treatments for urothelial carcinoma, the options are often limited by side effects and other factors, and these treatments may not be fully effective. Therefore, the development of safer and more effective treatments is desired.

【About the Drugs to be Used in this Clinical Trial】 In this clinical trial, the investigational drug MIKE-1 will be used in combination with nivolumab plus GC (cisplatin gemcitabine), one of the recommended chemotherapy regimens, and subsequently with nivolumab monotherapy for patients with unresectable metastatic or recurrent urothelial cancer. Nivolumab, cisplatin, and gemcitabine are injectable (intravenous infusion), while MIKE-1 is oral.

【Purpose of the Clinical Trial】 The purpose of this clinical trial is to evaluate the efficacy (how much the cancer shrinks or slows down) and safety of the investigational drug MIKE-1 in combination with nivolumab and gemcitabine and cisplatin therapy in patients with untreated unresectable or recurrent urothelial cancer.

详细描述

【Treatment of urothelial carcinoma】 Treatment for urothelial carcinoma includes surgery, chemotherapy (anticancer agents), and radiation therapy. Chemotherapy is generally used when metastasis has already occurred at the time of diagnosis and surgery is not curative (metastatic urothelial carcinoma), or when cancer has reappeared after local therapy such as surgery or radiation therapy (recurrent urothelial carcinoma).

Pembrolizumab plus enfoltumab vedotin, cisplatin and gemcitabine (GC) plus nivolumab followed by nivolumab alone, or GC followed by avelumab are the recommended standard of care for patients with metastatic or recurrent urothelial carcinoma. The standard of care for recurrent urothelial carcinoma is Although there are several recommended treatments for urothelial carcinoma, the options are often limited by side effects and other factors, and the effectiveness of these treatments may not be sufficient. Therefore, the development of safer and more effective treatments is desired.

Thus, although treatment methods for urothelial carcinoma are gradually advancing, options are often limited by side effects and other factors, and effectiveness is not yet sufficient. Therefore, the development of safer and more effective treatments is desired.

【About the drugs to be used in this clinical trial】 In this clinical trial, the investigational drug "MIKE-1" will be used in combination with "nivolumab + GC (cisplatin and gemcitabine) combination therapy and subsequent nivolumab monotherapy," which is one of the chemotherapy regimens recommended overseas for patients with unresectable metastatic or recurrent urothelial cancer . Nivolumab, cisplatin and gemcitabine are injectable (intravenous infusion) and MIKE-1 is oral.

・ Investigational drug MIKE-1 (AM80) MIKE-1 is a soft capsule formulation containing the active ingredient AM80 (also called tamivarotene), a member of the vitamin A family called synthetic retinoids.

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 79 Years(Adult, Older Adult)
性别
All
接受健康志愿者

入选标准

  • Patients who have been histologically or cytologically diagnosed with urothelial carcinoma of the renal pelvis, ureter, bladder, or urethra based on the General Rule for Clinical and Pathological Studies on Renal Pelvic, Ureteral and Bladder Cancer, 2nd Edition that cannot be curatively resected or has recurred (diagnosis is not permitted at the site of palliative radiation)
  • Patients who have not received prior treatment for unresectable or recurrent urothelial carcinoma
  • Patients with measurable lesions according to RECIST version 1.1 on the CT at screening
  • Patients with an ECOG PS of 0-1 at screening, who are able to take oral medication
  • Patients who will be expected to survive for 12 weeks or more from the enrollment
  • Patients whose major organ functions at screening meet the following criteria
  • (1)Neutrophil count: 1,500/uL or more (2)Platelet count: 100,000/uL or more (3)Hb: 9.0 g/dL or more (no red blood cell transfusion within 14 days prior to screening examination) (4)T-Bil: 1.5 times or less than 1.5 times the upper limit of the facility standard value (less than 3.0 mg/dL in the case of Gilbert syndrome) (5)AST and ALT: 3 times or less than 3 times the upper limit of the facility standard value (6)CrCl 50 mL/min or more 7.Patients who have given consent to be treated if any of the following applies:
  • Female patients of childbearing potential who can prevent contraception for 30 days prior to enrollment and for 2 years after the end of AM80 treatment
  • Male patients with partners of childbearing potential, who can use contraception from the start of AM80 administration until 7 months after the end of administration and refrain from donating sperm during the above period 8.Patients aged 18-79 years at the time of consent (regardless of sex) 9.Patients who have received a thorough explanation of this clinical trial and have voluntarily given their written informed consent

排除标准

  • Patients who have previously been treated with drugs such as antibodies targeting PD-1, PD-L1, PD-L2, CTLA-4, OX-40, or CD137
  • Patients who have received any of the following t reatments for urothelial carcinoma:
  • (1)Perioperative adjuvant therapy for curative resection completed less than 12 months prior to enrollment (2)Intravesical therapy within 28 days prior to enrollment (3)Palliative radiation therapy for measurable lesions within 14 days prior to enrollment 3.Patients who have not recovered from toxicity (Grade 1 or 0 or at baseline) from prior treatment at the time of enrollment; however, enrollment is permitted for those with <= Grade 2 fatigue and alopecia 4.Patients who have participated in other clinical trials within 28 days prior to enrollment (enrollment is permitted if the drug or medical device used in the clinical trial are similar to approved indications, dosage, and administration and do not affect the evalu ation) and who have received their last dose of a drug or other substance used in the current clinical research within the last 28 days 5.Patients with metastasis to the central nervous system or a history or complication of carcinomatous meningitis 6.Patients with multiple cancers whose disease-free interval at the time of registration is less than 3 years (excluding gastrointestinal cancer that was completely resected via endoscopic mucosal resection, completely resected intraepithelial neoplasia of the cervix, localized or presumably cured prostate cancer, completely resected basal/squamous cell carcinoma of the skin, and solid cancers similar to these that have undergone curative treatment and are presumed to be cured) 7.Patients who are taking vitamin A agents or vitam in A-containing supplements at the time of enrollment 8.Patients who have undergone surgery under general anesthesia (excluding diagnostic biopsies) or severe trauma within 28 days prior to enrollment 9.Patients known to have a bleeding tendency or coagulation disorder (e.g., patients with significant in tratumoral bleeding, thromboembolism, or a history or comorbidity of bleeding disorders), and those who require administration of anticoagulants or antiplatelet drugs 10.Patients with active infections requiring systemic administration of antibiotics, antifungals, or antivirals 11.Patients who test positive for hepatitis B surface (HBs) antigen, hepatitis C virus (HCV) antibody and RNA, or HIV antigen or antibody. However, even if the patient is negative to HBs antigen, if the patient is positive to HBs antibody or hepatitis B core (HBc) antibody, the possibility of inclusion should be considered in consultation with a gastroenterologist, if necessary, based on Document 3 of the latest Hepatitis B Treatment Guidelines.
  • 12.Patients with a history of or comorbidity of interstitial lung disease evident on imaging, or those with active non-infectious pneumonitis 13.Patients with autoimmune disease, a history of chronic or recurrent autoimmune disease, or those who have required high-dose systemic corticosteroids (prednisolone equivalent of more than 10 mg/day) or immunosuppressants within 14 days prior to enrollment 14.Patients who require treatment for tuberculosis 15.Patients with clinical symptoms or findings indicating intestinal obstruction requiring intravenous or total parenteral nutrition, and those with risk factors for intestinal perforation (e.g., acute diverticulitis, in traperitoneal abscess, gastrointestinal obstruction, history of abdominal tumor, etc.).
  • 16.Patients with gastrointestinal disorders that may affect the absorption of AM80 17.Patients with a history of severe hypersensitivity or anaphylactic reactions to components of the drugs used in the clinical trial or antibody preparations 18.Patients who received live or attenuated vaccines within 30 days prior to enrollment 19.Patients with serious complications (liver disease , kidney disease, heart disease, lung disease, blood disease, brain disease, etc.) 20.Patients with uncontrolled adrenal insufficiency, Grade 2 or higher hearing impairment, or Grade 2 or higher neuropathy 21.Patients with hypervitaminosis A 22.Lactating female patients (excluding those who agreed to discontinue breastfeeding during the study period and for 6 months after the final dose of A M80) 23.Female patients who are pregnant or have positive pregnancy test results (female patients who have had a period within 12 months prior to enrollment and may be pregnant will be subjected to a pregnancy test. Female patients who have not had a period within 12 months but whose pregnancy cannot be ruled out due to reasons such as chemical menopause will also be subjected to a pregnancy test) 24.Patients who are otherwise deemed inappropriate for participation in this clinical trial by the principal investigator or sub-investigator

研究组 & 干预措施

MIKE-1

Experimental

A characteristic pathology of refractory cancers such as advanced urothelial carcinoma is a high proliferation of cancer-associated fibroblasts (CAFs) in the stroma and associated fibrosis. The investigators have previously identified fibroblast-specific meflin as the first functional marker of tumor suppressive CAFs. The investigators hypothesize that increasing the number of mephrin-positive tumor suppressive CAFs may increase the efficacy of ICI. The investigators investigated this in a mouse model of bladder cancer among urothelial carcinomas and confirmed that AM80 administration markedly increased the therapeutic efficacy of ICI. The investigators considered that the efficacy of ICI may be enhanced in patients with urothelial carcinoma when AM80 is administered in combination with ICI.

Based on the above, The investigators will explore and evaluate the efficacy and confirm the safety of AM80 when administered in combination with nivolumab, gemcitabine, and cisplatin.

干预措施: Add-on effect of adding tamivarotene (AM80) to gemcitabine, cisplatin, and nivolumab combination therapy (Drug)

结局指标

主要结局

Response rate (RR)

时间窗: Time from the start of treatment (day 1) to the confirmation of complete response (CR: complete disappearance of tumor) or partial response (PR: reduction of tumor by a certain percentage or more). (Average 18 weeks)

Response rate (RR): determined by the investigator or sub-investigator at the site. Tumor shrinkage by the best overall response based on the RECIST criteria will be determined by CT scan at each time point. For the same subject, the same imaging method used to evaluate measurable lesions at screening (e.g., the same contrast method) will be used during the study period in principle. The evaluation on each visit day should be performed by the same evaluator as much as possible to ensure internal consistency between each visit day. The response rate is calculated as the ratio of the total number of subjects with complete response (CR) and partial response (PR). CR or PR shall require "confirmation of efficacy".

次要结局

  • Overall survival(Time from day 1 of AM80 administration to death. (Average 49 weeks))
  • Progression free survival(Time from day 1 of AM80 administration to the date of confirmed progression. (Average 49 weeks))
  • Duration of Response(Time since initiation of treatment from the time PR or CR was first identified to the date of tumor recurrence. (Average 49 weeks))

研究者

申办方类型
Other
责任方
Principal Investigator
主要研究者

Tomoyasu Sano

Lecturer (Department of Urology)

Nagoya University

研究点 (1)

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