計劃書編號TCTLR-101
NCT Number(ClinicalTrials.gov Identfier)NCT04799054
2022-11-30 - 2027-03-31
Phase I/II
召募中4
TransCon TLR7/8 促效劑單一療法或併用 Pembrolizumab 用於局部晚期或轉移性實體惡性腫瘤參與者的第 1/2 期、開放性、劑量遞增與劑量擴張試驗
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試驗申請者
全球臨試股份有限公司
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試驗委託 / 贊助單位名稱
全球臨試股份有限公司/ Ascendis Pharma Oncology Division A/S
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臨床試驗規模
多國多中心
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更新日期
2025/08/20
試驗主持人及試驗醫院
適應症
晚期實體腫瘤局部晚期實體腫瘤轉移性實體腫瘤頭頸部鱗狀細胞癌HPV相關癌症前導性黑色素瘤前導性皮膚鱗狀細胞癌 (cSCC)
試驗目的
Experimental: Part 1 Monotherapy Dose Escalation and Optimization: TransCon TLR7/8 Agonist
TransCon TLR7/8 Agonist in escalating doses to evaluate safety/tolerability and to determine the MTD and RP2D.
Experimental: Part 2 Combination Dose Escalation and Optimization: TransCon TLR7/8 Agonist with Pembrolizumab
TransCon TLR7/8 Agonist with Pembrolizumab in escalating doses to evaluate safety/tolerability and determine the MTD and RP2D.
Experimental: Part 3 Phase 2 Combination Dose Expansion: TransCon TLR7/8 Agonist with Pembrolizumab
TransCon TLR7/8 Agonist with Pembrolizumab using RP2D from Part 2 to evaluate safety/tolerability and anti-tumor activity of the combination in indication-specific dose expansion cohorts.
藥品名稱
TransCon TLR7/8 Agonist (ACP-017)KEYTRUDA
主成份
TransCon TLR7/8 Agonist
Pembrolizumab
Pembrolizumab
劑型
Injection
Injection
Injection
劑量
0.5mg/mL
100mg/4mL
100mg/4mL
評估指標
主要結果測量:
1. 安全性與耐受性 【時間範圍:直到試驗完成,預期平均為 2 年】
- 治療引發與治療相關不良事件(依據 CTCAE 版本 5.0 評估)、嚴重不良事件 (SAE)、導致治療中止的不良事件、死亡
2. 最大耐受劑量 (Maximum Tolerated Dose, MTD) 【時間範圍:第 1 部分(單一療法劑量遞增)的第 1 週期(每個週期為 21 天)和第 2 部分(合併療法劑量遞增)的第 1 週期(第一個週期為 28 天和 21 天)】
- 透過評估劑量限制毒性 (DLT) 的發生率、治療引發和治療相關不良事件(依據 CTCAE v5.0 評估)、嚴重不良事件 (SAE)、導致治療中止的不良事件和死亡,來確定最大耐受劑量。
3. 第 2 期建議劑量 (RP2D) 【時間範圍:12 個月】
- 透過評估由 CTCAE 評估的治療相關不良事件患者人數,來判定用於進一步發展的 TransCon TLR7/8 促效劑及合併療程的第 2 期建議劑量。
4. 反應 【時間範圍:9 週 】
- 根據當地評估,評估在新輔助組內 TransCon TLR7/8 Agonist 併用 pembrolizumab 的病理學審查抗腫瘤活性的病理完全反應 (pCR)
次要結果測量:
1. 整體反應率 【時間範圍:平均兩年 】
- 依據 RECIST 版本 1.1 和 itRECIST 評估的反應(針對注射和非注射病灶的腫瘤內免疫療法反應評估)
2. 反應持續時間 【時間範圍:平均兩年】
- 從首次記錄客觀腫瘤反應(隨後確認的 CR 或 PR)到首次記錄疾病惡化或因任何原因死亡的時間,以先發生者為準
3. 反應時間 【時間範圍:預計自第一劑起最長 1 年】
- 自第一劑試驗治療日期起至第一次發生反應(CR 或 PR)的時間
4. 無惡化存活期 (PFS) 【時間範圍:平均兩年】
- 自第一劑試驗治療日期起,至首次記錄疾病惡化或因任何原因死亡的時間
5. 由試驗主持人依據 RECIST 1.1 評估的無事件存活期 (EFS) 【時間範圍:平均兩年】
6. 整體存活期 (OS) 【時間範圍:平均兩年】
- 自第一劑試驗治療日期起、至因任何原因死亡之日期的時間
7. PK 特性 - Cmax 【時間範圍:兩年平均】
- 在 IT 施用 TransCon TLR7/8 Agonist 單一療法或併用 pembrolizumab 後,resiquimod、O-desethyl resiquimod(代謝物)和 resiquimod(結合和未結合 resiquimod 的總和)的最大觀察血漿濃度
8. PK 特性 - tmax 【時間範圍:兩年平均 】
- IT 施用 TransCon TLR7/8 Agonist 單一療法或併用 pembrolizumab 後,達到 resiquimod、O-desethyl resiquimod(代謝物)和 resiquimod(結合和未結合 resiquimod 總和)最大血漿濃度的時間
9. PK 特性 - 僅第一劑的 AUC0-t 【時間範圍:兩年平均】
- 在 IT 施用 TransCon TLR7/8 Agonist 單一藥物或併用 pembrolizumab 後,自時間零至最後一次採樣時間的血漿濃度-時間曲線下面積,其中濃度等於或高於 resiquimod、O-desethyl resiquimod(代謝物)和總 resiquimod(結合和未結合 resiquimod 的總和)的定量下限
10. PK 特性 - t1/2 【時間範圍:兩年平均 】
- 在 IT 單獨或併用 pembrolizumab 施用 TransCon TLR7/8 促效劑後,resiquimod、O-desethyl resiquimod(代謝物)和 resiquimod(結合和未結合 resiquimod 的總和)的表觀終末半衰期
11. PK 特性 - Ctrough 【時間範圍:平均兩年】
- 在下次給予 resiquimod、O-desethyl resiquimod(代謝物)和 resiquimod(結合和未結合 resiquimod 的總和)前一刻,以 IT 方式單獨給予 TransCon TLR7/8 Agonist 或併用 pembrolizumab 後的血漿濃度
1. 安全性與耐受性 【時間範圍:直到試驗完成,預期平均為 2 年】
- 治療引發與治療相關不良事件(依據 CTCAE 版本 5.0 評估)、嚴重不良事件 (SAE)、導致治療中止的不良事件、死亡
2. 最大耐受劑量 (Maximum Tolerated Dose, MTD) 【時間範圍:第 1 部分(單一療法劑量遞增)的第 1 週期(每個週期為 21 天)和第 2 部分(合併療法劑量遞增)的第 1 週期(第一個週期為 28 天和 21 天)】
- 透過評估劑量限制毒性 (DLT) 的發生率、治療引發和治療相關不良事件(依據 CTCAE v5.0 評估)、嚴重不良事件 (SAE)、導致治療中止的不良事件和死亡,來確定最大耐受劑量。
3. 第 2 期建議劑量 (RP2D) 【時間範圍:12 個月】
- 透過評估由 CTCAE 評估的治療相關不良事件患者人數,來判定用於進一步發展的 TransCon TLR7/8 促效劑及合併療程的第 2 期建議劑量。
4. 反應 【時間範圍:9 週 】
- 根據當地評估,評估在新輔助組內 TransCon TLR7/8 Agonist 併用 pembrolizumab 的病理學審查抗腫瘤活性的病理完全反應 (pCR)
次要結果測量:
1. 整體反應率 【時間範圍:平均兩年 】
- 依據 RECIST 版本 1.1 和 itRECIST 評估的反應(針對注射和非注射病灶的腫瘤內免疫療法反應評估)
2. 反應持續時間 【時間範圍:平均兩年】
- 從首次記錄客觀腫瘤反應(隨後確認的 CR 或 PR)到首次記錄疾病惡化或因任何原因死亡的時間,以先發生者為準
3. 反應時間 【時間範圍:預計自第一劑起最長 1 年】
- 自第一劑試驗治療日期起至第一次發生反應(CR 或 PR)的時間
4. 無惡化存活期 (PFS) 【時間範圍:平均兩年】
- 自第一劑試驗治療日期起,至首次記錄疾病惡化或因任何原因死亡的時間
5. 由試驗主持人依據 RECIST 1.1 評估的無事件存活期 (EFS) 【時間範圍:平均兩年】
6. 整體存活期 (OS) 【時間範圍:平均兩年】
- 自第一劑試驗治療日期起、至因任何原因死亡之日期的時間
7. PK 特性 - Cmax 【時間範圍:兩年平均】
- 在 IT 施用 TransCon TLR7/8 Agonist 單一療法或併用 pembrolizumab 後,resiquimod、O-desethyl resiquimod(代謝物)和 resiquimod(結合和未結合 resiquimod 的總和)的最大觀察血漿濃度
8. PK 特性 - tmax 【時間範圍:兩年平均 】
- IT 施用 TransCon TLR7/8 Agonist 單一療法或併用 pembrolizumab 後,達到 resiquimod、O-desethyl resiquimod(代謝物)和 resiquimod(結合和未結合 resiquimod 總和)最大血漿濃度的時間
9. PK 特性 - 僅第一劑的 AUC0-t 【時間範圍:兩年平均】
- 在 IT 施用 TransCon TLR7/8 Agonist 單一藥物或併用 pembrolizumab 後,自時間零至最後一次採樣時間的血漿濃度-時間曲線下面積,其中濃度等於或高於 resiquimod、O-desethyl resiquimod(代謝物)和總 resiquimod(結合和未結合 resiquimod 的總和)的定量下限
10. PK 特性 - t1/2 【時間範圍:兩年平均 】
- 在 IT 單獨或併用 pembrolizumab 施用 TransCon TLR7/8 促效劑後,resiquimod、O-desethyl resiquimod(代謝物)和 resiquimod(結合和未結合 resiquimod 的總和)的表觀終末半衰期
11. PK 特性 - Ctrough 【時間範圍:平均兩年】
- 在下次給予 resiquimod、O-desethyl resiquimod(代謝物)和 resiquimod(結合和未結合 resiquimod 的總和)前一刻,以 IT 方式單獨給予 TransCon TLR7/8 Agonist 或併用 pembrolizumab 後的血漿濃度
主要納入條件
Inclusion Criteria:
‧ At least 18 years of age.
‧ Participants must have histologically confirmed locally advanced, recurrent or metastatic solid tumor malignancies that cannot be treated with curative intent (surgery or radiotherapy).
‧ Participants must have progressed on or be intolerant of available standard of care treatment options or have disease for which there is no standard of care treatment available, with the exception of participants enrolling to the neoadjuvant cohorts.
‧ At least 2 lesions of measurable disease, unless specified otherwise in the selection criteria.
‧ Willingness to undergo biopsies.
‧ Demonstrated adequate organ function within 28 days of Cycle 1 Day 1 (C1D1).
‧ Life expectancy >12 weeks as determined by the Investigator.
‧ Eastern Cooperative Oncology Group (ECOG) performance status 0, 1, or 2.
‧ Participants who have undergone treatment with anti-PD-1, anti-PD-L1, or antiCTLA 4 antibody must have at least 4 weeks from the last dose of antibody and evidence of disease progression per investigator assessment before enrollment.
‧ Participants who have previously received an immune checkpoint inhibitor prior to enrollment must have any immune related toxicities resolved to ?Grade 1 or baseline (prior to the checkpoint inhibitor) to be eligible.
‧ Female and male participants of childbearing potential who are sexually active must agree to use highly effective methods of contraception.
‧ At least 18 years of age.
‧ Participants must have histologically confirmed locally advanced, recurrent or metastatic solid tumor malignancies that cannot be treated with curative intent (surgery or radiotherapy).
‧ Participants must have progressed on or be intolerant of available standard of care treatment options or have disease for which there is no standard of care treatment available, with the exception of participants enrolling to the neoadjuvant cohorts.
‧ At least 2 lesions of measurable disease, unless specified otherwise in the selection criteria.
‧ Willingness to undergo biopsies.
‧ Demonstrated adequate organ function within 28 days of Cycle 1 Day 1 (C1D1).
‧ Life expectancy >12 weeks as determined by the Investigator.
‧ Eastern Cooperative Oncology Group (ECOG) performance status 0, 1, or 2.
‧ Participants who have undergone treatment with anti-PD-1, anti-PD-L1, or antiCTLA 4 antibody must have at least 4 weeks from the last dose of antibody and evidence of disease progression per investigator assessment before enrollment.
‧ Participants who have previously received an immune checkpoint inhibitor prior to enrollment must have any immune related toxicities resolved to ?Grade 1 or baseline (prior to the checkpoint inhibitor) to be eligible.
‧ Female and male participants of childbearing potential who are sexually active must agree to use highly effective methods of contraception.
主要排除條件
Exclusion Criteria:
‧ Participants who have been previously treated with a TLR agonist (excluding topical agents for unrelated disease) are not eligible.
‧ Other active malignancies within the last 2 years are excluded.
‧ Active autoimmune diseases, regardless of need for immunosuppressive treatment at the time of screening, with the exception of patients well controlled on physiologic endocrine replacement.
‧ Systemic immunosuppressive treatment with the exception for patients on corticosteroid taper (for example, for chronic obstructive pulmonary disease exacerbation). Participants cannot start dosing on study until steroid dose is at or lower than 10 mg per day prednisone or equivalent.
‧ Women who are breastfeeding or have a positive serum pregnancy test during screening or within 72 hours prior to C1D1 are not eligible.
‧ Vaccination with live, attenuated vaccines within 4 weeks of enrollment.
‧ Symptomatic central nervous system metastases.
‧ Known bleeding disorder that is deemed to place the patient at unacceptable risk for bleeding complications from intratumoral injections or biopsies.
‧ Known hypersensitivity to any component of TransCon TLR7/8 Agonist or pembrolizumab.
‧ Any uncontrolled bacterial, fungal, viral, or other infection.
‧ Treatment with any other anti-cancer systemic treatment (approved or investigational) or radiation therapy within 4 weeks of first dosing on study is not allowed.
‧ Significant cardiac disease
‧ A marked baseline prolongation of QT/QTc (corrected QT) interval (e.g., repeated demonstration of a QTc interval >480 ms (National Cancer Institute NCI) Common Terminology Criteria for Adverse Events [CTCAE] grade 1) using Fredericia′s QT correction formula.
‧ A history of additional risk factors for Torsades de Pointes (TdP) (e.g., heart failure, clinically significant hypokalemia, family history of Long QT Syndrome).
‧ The use of concomitant medications that prolong the QT/QTc interval within 14 days of enrollment.
‧ Positive for HIV or with active hepatitis B or C infection.
‧ Participants who have been previously treated with a TLR agonist (excluding topical agents for unrelated disease) are not eligible.
‧ Other active malignancies within the last 2 years are excluded.
‧ Active autoimmune diseases, regardless of need for immunosuppressive treatment at the time of screening, with the exception of patients well controlled on physiologic endocrine replacement.
‧ Systemic immunosuppressive treatment with the exception for patients on corticosteroid taper (for example, for chronic obstructive pulmonary disease exacerbation). Participants cannot start dosing on study until steroid dose is at or lower than 10 mg per day prednisone or equivalent.
‧ Women who are breastfeeding or have a positive serum pregnancy test during screening or within 72 hours prior to C1D1 are not eligible.
‧ Vaccination with live, attenuated vaccines within 4 weeks of enrollment.
‧ Symptomatic central nervous system metastases.
‧ Known bleeding disorder that is deemed to place the patient at unacceptable risk for bleeding complications from intratumoral injections or biopsies.
‧ Known hypersensitivity to any component of TransCon TLR7/8 Agonist or pembrolizumab.
‧ Any uncontrolled bacterial, fungal, viral, or other infection.
‧ Treatment with any other anti-cancer systemic treatment (approved or investigational) or radiation therapy within 4 weeks of first dosing on study is not allowed.
‧ Significant cardiac disease
‧ A marked baseline prolongation of QT/QTc (corrected QT) interval (e.g., repeated demonstration of a QTc interval >480 ms (National Cancer Institute NCI) Common Terminology Criteria for Adverse Events [CTCAE] grade 1) using Fredericia′s QT correction formula.
‧ A history of additional risk factors for Torsades de Pointes (TdP) (e.g., heart failure, clinically significant hypokalemia, family history of Long QT Syndrome).
‧ The use of concomitant medications that prolong the QT/QTc interval within 14 days of enrollment.
‧ Positive for HIV or with active hepatitis B or C infection.
試驗計畫預計收納受試者人數
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台灣人數
30 人
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全球人數
220 人