臨床研究・治験計画情報の詳細情報です。(Japic)
| 企業治験 | ||
| 主たる治験と拡大治験のいずれにも該当しない | ||
| 平成31年2月6日 | ||
| 令和8年8月4日 | ||
| 令和7年6月13日 | ||
| 進行非小細胞肺癌患者を対象に、MK-3475の併用療法をバイオマーカーによるプレシジョン治療として評価するII相試験(KEYNOTE-495; KeyImPaCT) | ||
| KeyImPaCT(Keytruda Immunotherapy Personalized and Combination Treatment:MK-3475の個別化及び併用免疫療法) | ||
| 藤田 伴子 | ||
| MSD株式会社 | ||
| 本治験は、全身性の抗がん剤治療歴のない進行非小細胞肺癌(NSCLC)患者を対象に、特定のバイオマーカーによる治療選択の有用性を調査する。患者は、。2つのバイオマーカー(T 細胞炎症に係わるGEP 及びTMB)ステータスに基づいてスクリーニングされ、MK-3475とMK-4280、又はMK-3475とレンバチニブの併用療法のうちいずれか1つに無作為割付けされる。 | ||
| 2 | ||
| 非小細胞肺癌 | ||
| 参加募集終了 | ||
| ペムブロリズマブ+MK-4280、ペムブロリズマブ+レンバチニブ、ペムブロリズマブ+MK-1308、- | ||
| 公益財団法人がん研究会有明病院 治験倫理審査委員会 | ||
| 2026年08月04日 | ||
| 2025年06月13日 | ||
| 245 | ||
| / | MK-3475+レンバチニブ群 ・平均年齢:65.4歳 ・性別:女性38.3%、男性61.7% ・民族:ヒスパニック系・ラテン系2.5%、ヒスパニック系・ラテン系以外93.8%、不明・報告なし3.7% ・人種:米国・アラスカ先住民0.0%、アジア人27.2%、黒人・アフリカ系米国人1.2%、白人69.1%、不明・報告なし2.5% ・バイオマーカーグループ:遺伝子発現プロファイル(GEP) Low/遺伝子変異量(TMB) Low 30.9%、GEP Low/TMB High 16.0%、GEP High/TMB Low 27.2%、GEP High/TMB High 25.9% MK-3475+MK-1308群 ・平均年齢:67.3歳 ・性別:女性36.1%、男性63.9% ・民族:ヒスパニック系・ラテン系2.4%、ヒスパニック系・ラテン系以外95.2%、不明・報告なし2.4% ・人種:米国・アラスカ先住民1.2%、アジア人30.1%、黒人・アフリカ系米国人3.6%、白人62.7%、不明・報告なし2.4% ・バイオマーカーグループ:GEP Low/TMB Low 31.3%、GEP Low/TMB High 15.7%、GEP High/TMB Low 26.5%、GEP High/TMB High 26.5% MK-3475+MK-4280 200 mg群 ・平均年齢:62.4歳 ・性別:女性30.0%、男性70.0% ・民族:ヒスパニック系・ラテン系10.0%、ヒスパニック系・ラテン系以外90.0%、不明・報告なし0.0% ・人種:米国・アラスカ先住民0.0%、アジア人26.7%、黒人・アフリカ系米国人0.0%、白人70.0%、不明・報告なし3.3% ・バイオマーカーグループ:GEP Low/TMB Low 36.7%、GEP Low/TMB High 20.0%、GEP High/TMB Low 26.7%、GEP High/TMB High 16.7% MK-3475+MK-4280 800 mg群 ・平均年齢:67.9歳 ・性別:女性29.4%、男性70.6% ・民族:ヒスパニック系・ラテン系0.0%、ヒスパニック系・ラテン系以外94.1%、不明・報告なし5.9% ・人種:米国・アラスカ先住民0.0%、アジア人37.3%、黒人・アフリカ系米国人0.0%、白人60.8%、不明・報告なし2.0% ・バイオマーカーグループ:GEP Low/TMB Low 0.0%、 GEP Low/TMB High 21.6%、GEP High/TMB Low 43.1%、GEP High/TMB High 35.3% 全体 ・平均年齢:66.2歳 ・性別:女性34.7%、男性65.3% ・民族:ヒスパニック系・ラテン系2.9%、ヒスパニック系・ラテン系以外93.9%、不明・報告なし3.3% ・人種:米国・アラスカ先住民0.4%、アジア人30.2%、黒人・アフリカ系米国人1.6%、白人65.3%、不明・報告なし2.4% ・バイオマーカーグループ:GEP Low/TMB Low 25.3%、GEP Low/TMB High 17.6%、GEP High/TMB Low 30.2%、GEP High/TMB High 26.9% |
Pembrolizumab + Lenvatinib group -Mean Age: 65.4 years -Sex: Female 38.3%, Male 61.7% -Ethnicity: Hispanic or Latino 2.5%, Not Hispanic or Latino 93.8%, Unknown or Not Reported 3.7% -Race: American Indian or Alaska Native 0.0%, Asian 27.2%, Black or African American 1.2%, White 69.1%, Unknown or Not Reported 2.5% -Biomarker Defined Subgroups: Gene expression profile (GEP) Low/tumor mutational burden (TMB) Low 30.9%, GEP Low/TMB High 16.0%, GEP High/TMB Low 27.2%, GEP High/TMB High 25.9% Pembrolizumab + Quavonlimab group -Mean Age: 67.3 years -Sex: Female 36.1%, Male 63.9% -Ethnicity: Hispanic or Latino 2.4%, Not Hispanic or Latino 95.2%, Unknown or Not Reported 2.4% -Race: American Indian or Alaska Native 1.2%, Asian 30.1%, Black or African American 3.6%, White 62.7%, Unknown or Not Reported 2.4% -Biomarker Defined Subgroups: GEP Low/TMB Low 31.3%, GEP Low/TMB High 15.7%, GEP High/TMB Low 26.5%, GEP High/TMB High 26.5% Pembrolizumab + Favezelimab 200 mg group -Mean Age: 62.4 years -Sex: Female 30.0%, Male 70.0% -Ethnicity: Hispanic or Latino 10.0%, Not Hispanic or Latino 90.0%, Unknown or Not Reported 0.0% -Race: American Indian or Alaska Native 0.0%, Asian 26.7%, Black or African American 0.0%, White 70.0%, Unknown or Not Reported 3.3% -Biomarker Defined Subgroups: GEP Low/TMB Low 36.7%, GEP Low/TMB High 20.0%, GEP High/TMB Low 26.7%, GEP High/TMB High 16.7% Pembrolizumab + Favezelimab 800 mg group -Mean Age: 67.9 years -Sex: Female 29.4%, Male 70.6% -Ethnicity: Hispanic or Latino 0.0%, Not Hispanic or Latino 94.1%, Unknown or Not Reported 5.9% -Race: American Indian or Alaska Native 0.0%, Asian 37.3%, Black or African American 0.0%, White 60.8%, Unknown or Not Reported 2.0% -Biomarker Defined Subgroups: GEP Low/TMB Low 0.0%, GEP Low/TMB High 21.6%, GEP High/TMB Low 43.1%, GEP High/TMB High 35.3% Total -Mean Age: 66.2 years -Sex: Female 34.7%, Male 65.3% -Ethnicity: Hispanic or Latino 2.9%, Not Hispanic or Latino 93.9%, Unknown or Not Reported 3.3% -Race: American Indian or Alaska Native 0.4%, Asian 30.2%, Black or African American 1.6%, White 65.3%, Unknown or Not Reported 2.4% -Biomarker Defined Subgroups: GEP Low/TMB Low 25.3%, GEP Low/TMB High 17.6%, GEP High/TMB Low 30.2%, GEP High/TMB High 26.9% |
| / | MK-3475+レンバチニブ群 ・試験開始:81例 ・治験薬投与:80例 ・試験完了:0例 ・試験未完了:81例 ・未完了の内訳:同意撤回2例、治験依頼者の判断9例、誤った投与群への割付け(投与なし)1例、追跡不能0例、死亡69例 MK-3475+MK-1308群 ・試験開始:83例 ・治験薬投与:82例 ・試験完了:0例 ・試験未完了:83例 ・未完了の内訳:同意撤回5例、治験依頼者の判断16例、誤った投与群への割付け(投与なし)1例、追跡不能0例、死亡61例 MK-3475+MK-4280 200 mg群 ・試験開始:30例 ・治験薬投与:30例 ・試験完了:0例 ・試験未完了:30例 ・未完了の内訳:同意撤回0例、治験依頼者の判断5例、誤った投与群への割付け(投与なし)0例、追跡不能0例、死亡25例 MK-3475+MK-4280 800 mg群 ・試験開始:51例 ・治験薬投与:51例 ・試験完了:0例 ・試験未完了:51例 ・未完了の内訳:同意撤回3例、治験依頼者の判断12例、誤った投与群への割付け(投与なし)0例、追跡不能2例、死亡34例 |
Pembrolizumab + Lenvatinib group -Started: 81 participants -Treated: 80 participants -Completed: 0 participants -Not Completed: 81 participants -Reason Not Completed: Withdrawal by Subject 2 participants, Sponsor Decision 9 participants, Randomized by Mistake Without Study Treatment 1 participant, Lost to Follow-up 0 participants, Death 69 participants Pembrolizumab + Quavonlimab group -Started: 83 participants -Treated: 82 participants -Completed: 0 participants -Not Completed: 83 participants -Reason Not Completed: Withdrawal by Subject 5 participants, Sponsor Decision 16 participants, Randomized by Mistake Without Study Treatment 1 participant, Lost to Follow-up 0 participants, Death 61 participants Pembrolizumab + Favezelimab 200 mg group -Started: 30 participants -Treated: 30 participants -Completed: 0 participants -Not Completed: 30 participants -Reason Not Completed: Withdrawal by Subject 0 participants, Sponsor Decision 5 participants, Randomized by Mistake Without Study Treatment 0 participants, Lost to Follow-up 0 participants, Death 25 participants Pembrolizumab + Favezelimab 800 mg group -Started: 51 participants -Treated: 51 participants -Completed: 0 participants -Not Completed: 51 participants -Reason Not Completed: Withdrawal by Subject 3 participants, Sponsor Decision 12 participants, Randomized by Mistake Without Study Treatment 0 participants, Lost to Follow-up 2 participants, Death 34 participants |
| / | 重篤な有害事象を発現した割合 ・MK-3475+レンバチニブ群:52.50%(42/80例) ・MK-3475+MK-1308群:47.56%(39/82例) ・MK-3475+MK-4280 200 mg群:46.67%(14/30例) ・MK-3475+MK-4280 800 mg群:60.78%(31/51例) 3.5%以上に発現した重篤な有害事象 ・MK-3475+レンバチニブ群:肺炎(7.5%)、心筋梗塞(6.25%)、下痢(3.75%)、COVID-19肺炎(3.75%)、尿路感染(3.75%) ・MK-3475+MK-1308群:肺炎(7.32%)、胸水(3.66%)、COVID-19(3.66%) ・MK-3475+MK-4280 200 mg群:肺炎(6.67%)、虚血性脳卒中(6.67%) ・MK-3475+MK-4280 800 mg群:肺炎(7.84%)、胸水(5.88%)、肺臓炎(5.88%)、心嚢液貯留(5.88%)、COVID-19(5.88%)、COVID-19肺炎(3.92%)、低ナトリウム血症(3.92%) いずれかの群で発現割合5%超の重篤でない有害事象を発現した割合 ・MK-3475+レンバチニブ群:95.00%(76/80例) ・MK-3475+MK-1308群:91.46%(75/82例) ・MK-3475+MK-4280 200 mg群:83.33%(25/30例) ・MK-3475+MK-4280 800 mg群:92.16%(47/51例) 20%以上に発現した重篤でない有害事象 ・MK-3475+レンバチニブ群:高血圧(52.5%)、下痢(45%)、甲状腺機能低下症(36.25%)、食欲減退(33.75%)、無力症(32.5%)、疲労(32.5%)、便秘(28.75%)、悪心(27.5%)、口内炎(27.5%)、体重減少(26.25%)、蛋白尿(26.25%)、嘔吐(25%)、頭痛(21.25%)、発声障害(21.25%) ・MK-3475+MK-1308群:そう痒症(29.27%)、咳嗽(21.95%)、疲労(20.73%) ・MK-3475+MK-4280 200 mg群:発熱(23.33%)、食欲減退(20%)、便秘(20%)、そう痒症(20%) ・MK-3475+MK-4280 800 mg群:下痢(29.41%)、疲労(21.57%) |
Percentage of Participants With Serious Adverse Events (SAEs) -Pembrolizumab + Lenvatinib group: 52.50% (42/80 participants) -Pembrolizumab + Quavonlimab group: 47.56% (39/82 participants) -Pembrolizumab + Favezelimab 200 mg group: 46.67% (14/30 participants) -Pembrolizumab + Favezelimab 800 mg group: 60.78% (31/51 participants) SAEs With an Incidence of >=3.5% -Pembrolizumab + Lenvatinib group: Pneumonia (7.5%), Myocardial infarction (6.25%), Diarrhoea (3.75%), COVID-19 pneumonia (3.75%), Urinary tract infection (3.75%) -Pembrolizumab + Quavonlimab group: Pneumonia (7.32%), Pleural effusion (3.66%), COVID-19 (3.66%) -Pembrolizumab + Favezelimab 200 mg group: Pneumonia (6.67%), Ischaemic stroke (6.67%) -Pembrolizumab + Favezelimab 800 mg group: Pneumonia (7.84%), Pleural effusion (5.88%), Pneumonitis (5.88%), Pericardial effusion (5.88%), COVID-19 (5.88%), COVID-19 pneumonia (3.92%), Hyponatraemia (3.92%) Percentage of Participants With Nonserious Adverse Events (AEs) With an Incidence of >5% in One or More Treatment Groups -Pembrolizumab + Lenvatinib group: 95.00% (76/80 participants) -Pembrolizumab + Quavonlimab group: 91.46% (75/82 participants) -Pembrolizumab + Favezelimab 200 mg group: 83.33% (25/30 participants) -Pembrolizumab + Favezelimab 800 mg group: 92.16% (47/51 participants) Nonserious AEs With an Incidence of >=20% -Pembrolizumab + Lenvatinib group: Hypertension (52.5%), Diarrhoea (45%), Hypothyroidism (36.25%), Decreased appetite (33.75%), Asthenia (32.5%), Fatigue (32.5%), Constipation (28.75%), Nausea (27.5%), Stomatitis (27.5%), Weight decreased (26.25%), Proteinuria (26.25%), Vomiting (25%), Headache (21.25%), Dysphonia (21.25%) -Pembrolizumab + Quavonlimab group: Pruritus (29.27%), Cough (21.95%), Fatigue (20.73%) -Pembrolizumab + Favezelimab 200 mg group: Pyrexia (23.33%), Decreased appetite (20%), Constipation (20%), Pruritus (20%) -Pembrolizumab + Favezelimab 800 mg group: Diarrhoea (29.41%), Fatigue (21.57%) |
| / | 主要評価項目 有効性 奏効率(ORR)(%) ・解析対象集団:無作為割付け後に治験薬が1回以上投与されたすべての患者 ・MK-3475+レンバチニブ群-GEP Low/TMB Low:12.0[95%信頼区間(CI):2.5, 31.2] ・MK-3475+レンバチニブ群-GEP Low/TMB High:33.3(95% CI:9.9, 65.1) ・MK-3475+レンバチニブ群-GEP High/TMB Low:40.9(95% CI:20.7, 63.6) ・MK-3475+レンバチニブ群-GEP High/TMB High:57.1(95% CI:34.0, 78.2) ・MK-3475+MK-1308群-GEP Low/TMB Low:11.5(95% CI:2.4, 30.2) ・MK-3475+MK-1308群-GEP Low/TMB High:30.8(95% CI:9.1, 61.4) ・MK-3475+MK-1308群-GEP High/TMB Low:13.6(95% CI:2.9, 34.9) ・MK-3475+MK-1308群-GEP High/TMB High:52.4(95% CI:29.8, 74.3) ・MK-3475+MK-4280 200 mg群-GEP Low/TMB Low:0.0(95% CI:0.0, 28.5) ・MK-3475+MK-4280 200 mg群-GEP Low/TMB High:33.3(95% CI:4.3, 77.7) ・MK-3475+MK-4280 200 mg群-GEP High/TMB Low:25.0(95% CI:3.2, 65.1) ・MK-3475+MK-4280 200 mg群-GEP High/TMB High:60.0(95% CI:14.7, 94.7) ・MK-3475+MK-4280 800 mg群-GEP Low/TMB High:27.3(95% CI:6.0, 61.0) ・MK-3475+MK-4280 800 mg群-GEP High/TMB Low:13.6(95% CI:2.9, 34.9) ・MK-3475+MK-4280 800 mg群-GEP High/TMB High:50.0(95% CI:26.0, 74.0) |
Primary Outcome Efficacy Objective Response Rate (ORR) (%) -Analysis population: All allocated participants who have received study treatment -Pembrolizumab + Lenvatinib group - GEP Low/TMB Low: 12.0 [95% confidence interval (CI): 2.5, 31.2] -Pembrolizumab + Lenvatinib group - GEP Low/TMB High: 33.3 (95% CI: 9.9, 65.1) -Pembrolizumab + Lenvatinib group - GEP High/TMB Low: 40.9 (95% CI: 20.7, 63.6) -Pembrolizumab + Lenvatinib group - GEP High/TMB High: 57.1 (95% CI: 34.0, 78.2) -Pembrolizumab + Quavonlimab group - GEP Low/TMB Low: 11.5 (95% CI: 2.4, 30.2) -Pembrolizumab + Quavonlimab group - GEP Low/TMB High: 30.8 (95% CI: 9.1, 61.4) -Pembrolizumab + Quavonlimab group - GEP High/TMB Low: 13.6 (95% CI: 2.9, 34.9) -Pembrolizumab + Quavonlimab group - GEP High/TMB High: 52.4 (95% CI: 29.8, 74.3) -Pembrolizumab + Favezelimab 200 mg group - GEP Low/TMB Low: 0.0 (95% CI: 0.0, 28.5) -Pembrolizumab + Favezelimab 200 mg group - GEP Low/TMB High: 33.3 (95% CI: 4.3, 77.7) -Pembrolizumab + Favezelimab 200 mg group - GEP High/TMB Low: 25.0 (95% CI: 3.2, 65.1) -Pembrolizumab + Favezelimab 200 mg group - GEP High/TMB High: 60.0 (95% CI: 14.7, 94.7) -Pembrolizumab + Favezelimab 800 mg group - GEP Low/TMB High: 27.3 (95% CI: 6.0, 61.0) -Pembrolizumab + Favezelimab 800 mg group - GEP High/TMB Low: 13.6 (95% CI: 2.9, 34.9) -Pembrolizumab + Favezelimab 800 mg group - GEP High/TMB High: 50.0 (95% CI: 26.0, 74.0) |
| 副次的評価項目の解析結果 / Secondary Outcome Measures | 副次評価項目 有効性 無増悪生存期間(PFS)(ヵ月) ・解析対象集団:無作為割付け後に治験薬が1回以上投与されたすべての患者 ・MK-3475+レンバチニブ群-GEP Low/TMB Low:5.4(95% CI:2.3, 8.8) ・MK-3475+レンバチニブ群-GEP Low/TMB High:13.8(95% CI:1.5, 19.4) ・MK-3475+レンバチニブ群-GEP High/TMB Low:8.2(95% CI:4.2, 19.7) ・MK-3475+レンバチニブ群-GEP High/TMB High:17.8(95% CI:6.0, 20.7) ・MK-3475+MK-1308群-GEP Low/TMB Low:2.8(95% CI:2.0, 6.0) ・MK-3475+MK-1308群-GEP Low/TMB High:3.9(95% CI:1.9, 17.3) ・MK-3475+MK-1308群-GEP High/TMB Low:6.1(95% CI:2.1, 12.8) ・MK-3475+MK-1308群-GEP High/TMB High:17.0(95% CI:9.3, 29.1) ・MK-3475+MK-4280 200 mg群-GEP Low/TMB Low:2.1(95% CI:1.9, 2.1) ・MK-3475+MK-4280 200 mg群-GEP Low/TMB High:8.1[95% CI:1.7, 該当なし(NA)] ・MK-3475+MK-4280 200 mg群-GEP High/TMB Low:2.1(95% CI:0.9, 6.5) ・MK-3475+MK-4280 200 mg群-GEP High/TMB High:6.3(95% CI:0.4, NA) ・MK-3475+MK-4280 800 mg群-GEP Low/TMB High:4.2(95% CI:1.8, 12.2) ・MK-3475+MK-4280 800 mg群-GEP High/TMB Low:3.5(95% CI:2.0, 8.2) ・MK-3475+MK-4280 800 mg群-GEP High/TMB High:20.2(95% CI:6.1, NA) 全生存期間(OS)(ヵ月) ・解析対象集団:無作為割付け後に治験薬が1回以上投与されたすべての患者 ・MK-3475+レンバチニブ群-GEP Low/TMB Low:16.0(95% CI:5.4, 20.2) ・MK-3475+レンバチニブ群-GEP Low/TMB High:16.9(95% CI:3.8, 33.2) ・MK-3475+レンバチニブ群-GEP High/TMB Low:22.5(95% CI:12.0, 41.3) ・MK-3475+レンバチニブ群-GEP High/TMB High:22.7(95% CI:16.9, 56.0) ・MK-3475+MK-1308群-GEP Low/TMB Low:13.3(95% CI:8.4, 20.0) ・MK-3475+MK-1308群-GEP Low/TMB High:20.1(95% CI:7.7, NA) ・MK-3475+MK-1308群-GEP High/TMB Low:23.7(95% CI:7.9, 43.1) ・MK-3475+MK-1308群-GEP High/TMB High:51.6(95% CI:17.6, NA) ・MK-3475+MK-4280 200 mg群-GEP Low/TMB Low:8.6(95% CI:3.8, 35.4) ・MK-3475+MK-4280 200 mg群-GEP Low/TMB High:20.8(95% CI:1.7, NA) ・MK-3475+MK-4280 200 mg群-GEP High/TMB Low:12.6(95% CI:0.9, 25.4) ・MK-3475+MK-4280 200 mg群-GEP High/TMB High:NA(95% CI:13.5, NA) ・MK-3475+MK-4280 800 mg群-GEP Low/TMB High:18.6(95% CI:3.4, 41.2) ・MK-3475+MK-4280 800 mg群-GEP High/TMB Low:11.1(95% CI:5.2, 19.6) ・MK-3475+MK-4280 800 mg群-GEP High/TMB High:NA(95% CI:13.0, NA) 安全性 有害事象を発現した治験参加者の割合 ・解析対象集団:無作為割付け後に治験薬が1回以上投与されたすべての患者 ・MK-3475+レンバチニブ群:98.8%(79/80例) ・MK-3475+MK-1308群:95.1%(78/82例) ・MK-3475+MK-4280 200 mg群:90.0%(27/30例) ・MK-3475+MK-4280 800 mg群:96.1%(49/51例) 有害事象の発現により治験薬の投与中止に至った治験参加者の割合 ・解析対象集団:無作為割付け後に治験薬が1回以上投与されたすべての患者 ・MK-3475+レンバチニブ群:42.5%(34/80例) ・MK-3475+MK-1308群:22.0%(18/82例) ・MK-3475+MK-4280 200 mg群:13.3%(4/30例) ・MK-3475+MK-4280 800 mg群:29.4%(15/51例) | Secondary Outcome Efficacy Progression Free Survival (PFS) (months) -Analysis population: All allocated participants who have received study treatment -Pembrolizumab + Lenvatinib group - GEP Low/TMB Low: 5.4 (95% CI: 2.3, 8.8) -Pembrolizumab + Lenvatinib group - GEP Low/TMB High: 13.8 (95% CI: 1.5, 19.4) -Pembrolizumab + Lenvatinib group - GEP High/TMB Low: 8.2 (95% CI: 4.2, 19.7) -Pembrolizumab + Lenvatinib group - GEP High/TMB High: 17.8 (95% CI: 6.0, 20.7) -Pembrolizumab + Quavonlimab group - GEP Low/TMB Low: 2.8 (95% CI: 2.0, 6.0) -Pembrolizumab + Quavonlimab group - GEP Low/TMB High: 3.9 (95% CI: 1.9, 17.3) -Pembrolizumab + Quavonlimab group - GEP High/TMB Low: 6.1 (95% CI: 2.1, 12.8) -Pembrolizumab + Quavonlimab group - GEP High/TMB High: 17.0 (95% CI: 9.3, 29.1) -Pembrolizumab + Favezelimab 200 mg group - GEP Low/TMB Low: 2.1 (95% CI: 1.9, 2.1) -Pembrolizumab + Favezelimab 200 mg group - GEP Low/TMB High: 8.1 [95% CI: 1.7, not applicable (NA)] -Pembrolizumab + Favezelimab 200 mg group - GEP High/TMB Low: 2.1 (95% CI: 0.9, 6.5) -Pembrolizumab + Favezelimab 200 mg group - GEP High/TMB High: 6.3 (95% CI: 0.4, NA) -Pembrolizumab + Favezelimab 800 mg group - GEP Low/TMB High: 4.2 (95% CI: 1.8, 12.2) -Pembrolizumab + Favezelimab 800 mg group - GEP High/TMB Low: 3.5 (95% CI: 2.0, 8.2) -Pembrolizumab + Favezelimab 800 mg group - GEP High/TMB High: 20.2 (95% CI: 6.1, NA) Overall survival (OS) (months) -Analysis population: All allocated participants who have received study treatment -Pembrolizumab + Lenvatinib group - GEP Low/TMB Low: 16.0 (95% CI: 5.4, 20.2) -Pembrolizumab + Lenvatinib group - GEP Low/TMB High: 16.9 (95% CI: 3.8, 33.2) -Pembrolizumab + Lenvatinib group - GEP High/TMB Low: 22.5 (95% CI: 12.0, 41.3) -Pembrolizumab + Lenvatinib group - GEP High/TMB High: 22.7 (95% CI: 16.9, 56.0) -Pembrolizumab + Quavonlimab group - GEP Low/TMB Low: 13.3 (95% CI: 8.4, 20.0) -Pembrolizumab + Quavonlimab group - GEP Low/TMB High: 20.1 (95% CI: 7.7, NA) -Pembrolizumab + Quavonlimab group - GEP High/TMB Low: 23.7 (95% CI: 7.9, 43.1) -Pembrolizumab + Quavonlimab group - GEP High/TMB High: 51.6 (95% CI: 17.6, NA) -Pembrolizumab + Favezelimab 200 mg group - GEP Low/TMB Low: 8.6 (95% CI: 3.8, 35.4) -Pembrolizumab + Favezelimab 200 mg group - GEP Low/TMB High: 20.8 (95% CI: 1.7, NA) -Pembrolizumab + Favezelimab 200 mg group - GEP High/TMB Low: 12.6 (95% CI: 0.9, 25.4) -Pembrolizumab + Favezelimab 200 mg group - GEP High/TMB High: NA (95% CI: 13.5, NA) -Pembrolizumab + Favezelimab 800 mg group - GEP Low/TMB High: 18.6 (95% CI: 3.4, 41.2) -Pembrolizumab + Favezelimab 800 mg group - GEP High/TMB Low: 11.1 (95% CI: 5.2, 19.6) -Pembrolizumab + Favezelimab 800 mg group - GEP High/TMB High: NA (95% CI: 13.0, NA) Safety Number of Participants Experiencing AEs -Analysis population: All allocated participants who have received study treatment -Pembrolizumab + Lenvatinib group: 98.8% (79/80 participants) -Pembrolizumab + Quavonlimab group: 95.1% (78/82 participants) -Pembrolizumab + Favezelimab 200 mg group: 90.0% (27/30 participants) -Pembrolizumab + Favezelimab 800 mg group: 96.1% (49/51 participants) Number of Participants Discontinuing Study Drug Due to AEs -Analysis population: All allocated participants who have received study treatment -Pembrolizumab + Lenvatinib group: 42.5% (34/80 participants) -Pembrolizumab + Quavonlimab group: 22.0% (18/82 participants) -Pembrolizumab + Favezelimab 200 mg group: 13.3% (4/30 participants) -Pembrolizumab + Favezelimab 800 mg group: 29.4% (15/51 participants) |
| / | MK-3475+レンバチニブ群-GEP High/TMB Lowの患者では主要仮説が示された(真のORRが20%を超えた)が、他のバイオマーカー/併用療法群では示されなかった。 PFSとOSの転帰は、患者集団内のバイオマーカーグループ間で、概して予想された結果と一致していた。 安全性の結果はMK-3475単独療法、MK-3475併用療法、MK-1308及びMK-4280の安全性プロファイルと概して一致していた。 新たな安全上の懸念は特定されなかった。 |
The Pembrolizumab + Lenvatinib group - GEP High/TMB Low met the primary hypothesis (the true ORR exceeded 20%) but other biomarker/treatment combination did not. PFS and OS outcomes are generally consistent with the anticipated results among biomarker-defined cohorts within the participant population. Safety results were generally consistent with the safety profiles of pembrolizumab monotherapy, pembrolizumab in combination, quavonlimab and favezelimab. No new safety concerns were identified. |
| 出版物の掲載 / Posting of journal publication | ||
| 2023年07月29日 | ||
| https://pubmed.ncbi.nlm.nih.gov/37429923/ | ||
| / | 有 | Yes |
|---|---|---|
| / | MSDの臨床試験データの利用制限を含む共有の指針はhttps://engagezone.msd.com/に掲載しております。(DataSharing Application→View our procedure on access to Clinical Trial Data(リンクを開く))MSDの臨床試験データ開示は、本サイト(http://engagezone.msd.com/ds_documentation.php)又はメール(dataaccess@msd.com)にて英語で申請してください。 |
https://engagezone.msd.com/ |
| 試験等の種別 | 企業治験 |
|---|---|
| 主たる治験と拡大治験のいずれにも該当しない | |
| 登録日 | 2026年08月04日 |
| jRCT番号 | jRCT2080224552 |
| 進行非小細胞肺癌患者を対象に、MK-3475の併用療法をバイオマーカーによるプレシジョン治療として評価するII相試験(KEYNOTE-495; KeyImPaCT) | A Phase 2 Precision Oncology Study of Biomarker-Directed, Pembrolizumab- (MK-3475, SCH 900475) Based Combination Therapy for Advanced Non-Small Cell Lung Cancer (KEYNOTE-495; KeyImPaCT) | ||
| KeyImPaCT(Keytruda Immunotherapy Personalized and Combination Treatment:MK-3475の個別化及び併用免疫療法) | KeyImPaCT: Keytruda Immunotherapy Personalized and Combination Treatment |
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| 藤田 伴子 | Fujita Tomoko | ||
| MSD株式会社 | MSD K.K. | ||
| グローバル研究開発本部 | |||
| 東京都千代田区九段北一丁目13番12号 北の丸スクエア | KITANOMARU SQUARE,1-13-12,Kudan-kita,Chiyoda-ku,Tokyo 102-8667,Japan | ||
| 03-6272-1957 | |||
| JPCT@msd.com | |||
| MSDJRCT問合せ窓口 | MSDJRCT inquiry mailbox | ||
| MSD株式会社 | MSD K.K. | ||
| グローバル研究開発本部 | |||
| 東京都千代田区九段北一丁目13番12号 北の丸スクエア | KITANOMARU SQUARE,1-13-12,Kudan-kita,Chiyoda-ku,Tokyo 102-8667,Japan | ||
| 03-6272-1957 | |||
| JPCT@msd.com | |||
| 2018年12月17日 |
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| 本治験は、全身性の抗がん剤治療歴のない進行非小細胞肺癌(NSCLC)患者を対象に、特定のバイオマーカーによる治療選択の有用性を調査する。患者は、。2つのバイオマーカー(T 細胞炎症に係わるGEP 及びTMB)ステータスに基づいてスクリーニングされ、MK-3475とMK-4280、又はMK-3475とレンバチニブの併用療法のうちいずれか1つに無作為割付けされる。 | This study will investigate the utility of biomarker-based triage for study participants with advanced non-small cell lung cancer (NSCLC) without prior systemic therapy. Study participants within groups defined by a biomarker-based classifier (gene expression profile [GEP] and tumor mutational burden [TMB]) will be randomized to receive pembrolizumab in combination with MK-1308, MK-4280, or lenvatinib. | ||
| 2 | 2 | ||
| 2019年02月13日 | |||
| 2019年02月13日 | |||
| 2022年05月30日 | |||
| 192 | |||
| 介入研究 | Interventional | ||
群逐次、適応的無作為化、多施設共同、非盲検試験 |
Group-sequential, Adaptive randomization, multi-site, open-label |
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治療 |
treatment purpose |
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| / | 日本/アジア(日本以外)/北米/欧州/オセアニア | Japan/Asia except Japan/North America/Europe/Oceania | |
| / | 1) 組織学的又は細胞学的にNSCLCと診断され病期がIV期[米国がん合同委員会(AJCC)分類第8版]であり、進行性病変に対する全身性の治療を受けていない患者。 |
1) Has a histologically- or cytologically-confirmed diagnosis of Stage IV (American Joint Committee on Cancer [AJCC] v 8) NSCLC and has not had prior systemic therapy for advanced disease |
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| / | 1) 治験薬初回投与前12ヵ月以内に重大な心血管系の機能不全[ニューヨーク心臓協会(NYHA)ClassIIを超えるうっ血性心不全、不安定狭心症、心筋梗塞、脳血管障害、不安定な血行動態に伴う不整脈、又はマルチゲートスキャン(MUGA)若しくは心エコーで測定した左心室駆出率(LVEF)が治験実施医療機関の基準値を下回る]の既往を有する患者。 |
1) Has significant cardiovascular impairment within 12 months of the first dose of study drug: history of congestive heart failure greater than New York Heart Association (NYHA) Class II, unstable angina, myocardial infarction or cerebrovascular accident (CVA) stroke, or cardiac arrhythmia associated with hemodynamic instability, significant cardiovascular impairment, or a left ventricular ejection fraction (LVEF) below the institutional normal range as determined by multigated acquisition scan (MUGA) or echocardiogram |
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| / | 18歳以上 |
18age old over |
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| / | 上限なし |
No limit |
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| / | 男性・女性 |
Both |
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| / | 非小細胞肺癌 | Advanced Non-Small Cell Lung Cancer | |
| / | |||
| / | 試験対象薬剤等 一般的名称等:ペムブロリズマブ+MK-4280、ペムブロリズマブ+レンバチニブ、ペムブロリズマブ+MK-1308 薬剤・試験薬剤:pembrolizumab, MK-4280, lenvatinib, MK-1308 薬効分類コード:42- 腫瘍用薬 用法・用量、使用方法:MK-3475 200 mg[3週間間隔(Q3W)]+ MK-1308 25 mg[6週間間隔(Q6W)],MK-3475 200 mg(Q3W) + MK 4280 200 mg又は800 mg(Q3W),MK-3475 200 mg(Q3W) + レンバチニブ 20 mg(1日1回) 対象薬剤等 一般的名称等:- 薬剤・試験薬剤:- 薬効分類コード: 用法・用量、使用方法:- |
investigational material(s) Generic name etc : pembrolizumab+MK-4280, pembrolizumab+lenvatinib, pembrolizumab+MK1308 INN of investigational material : pembrolizumab, MK-4280, lenvatinib, MK-1308 Therapeutic category code : 42- Antineoplastic agents Dosage and Administration for Investigational material : Pembrolizumab 200 mg every 3 weeks (Q3W) + MK-1308 25 mg every 6 weeks (Q6W), Pembrolizumab 200 mg Q3W + MK 4280 either 200 or 800 mg Q3W , Pembrolizumab 200 mg Q3W + lenvatinib 20 mg once daily control material(s) Generic name etc : INN of investigational material : - Therapeutic category code : Dosage and Administration for Investigational material : |
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| / | |||
| / | 有効性 ・奏効率(ORR):治験実施医療機関により固形がんの治療効果判定の ためのガイドライン(RECIST)1.1に基づく完全奏効(CR)又は部分奏効(PR)と確定された患者の割合。 |
efficacy - objective response rate (ORR): Participants who have a confirmed complete response (CR) or partial response (PR) per Response Evaluation Criteria in Solid Tumors 1.1 (RECIST 1.1) as assessed by local site. |
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| / | 安全性 有効性 ・無増悪生存期間(PFS):無作為割付けから治験実施医療機関によりRECIST 1.1に基づく疾患進行が最初に確認された又は死亡のいずれか早い時点までの期間。 ・全生存期間(OS):無作為割付けから原因を問わない死亡までの期間。 ・有害事象を発現した患者数。 ・治験薬の投与中止に至った有害事象を発現した患者数。 |
safety efficacy - PFS: Time from randomization to the first documented disease progression per RECIST 1.1 as assessed by local site or death, whichever occurs first. - OS: Time from randomization to death due to any cause. - Number of Participants Experiencing Adverse Events (AEs). - Number of Participants Discontinuing Study Drug due to AEs. |
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| 医薬品 | medicine | |||
| ペムブロリズマブ+MK-4280、ペムブロリズマブ+レンバチニブ、ペムブロリズマブ+MK-1308 | ||||
| pembrolizumab, MK-4280, lenvatinib, MK-1308 | pembrolizumab, MK-4280, lenvatinib, MK-1308 | |||
| 42- 腫瘍用薬 | 42- Antineoplastic agents | |||
| ・MK-3475 200 mg[3週間間隔(Q3W)]+ MK 4280 200 mg(Q3W)、 ・MK-3475 200 mg(Q3W) + レンバチニブ20 mg(1日1回)、・MK-3475 200 mg(Q3W)+ MK-1308 25 mg[6週間間隔(Q6W)] | ||||
| - | ||||
| - | - | |||
| - | ||||
| 参加募集終了 | completed | |
| / | 試験完了 |
completed |
| MSD株式会社 | ||
| MSD K.K. | ||
| - | ||
| - | ||
| - |
| 公益財団法人がん研究会有明病院 治験倫理審査委員会 | Institutional Review Board of Cancer Institute Hospital of JFCR | |
| 東京都江東区有明三丁目8番31号 | 3-8-31,Ariake,Koto-ku,Tokyo | |
| 承認 | approved | |
| 有 | presence | |
| NCT03516981 | ||
| ClinicalTrials.gov | ClinicalTrials.gov | |
| JapicCTI-194621 | ||
| 試験番号:3475-495 | |||
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設定されていません |
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設定されていません |
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| MK-3475-495.pdf |
設定されていません |
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