医学
耐受性
不利影响
恶心
内科学
肺癌
进行性疾病
胃肠病学
药代动力学
人口
化疗
环境卫生
作者
Toshio Shimizu,Jacob Sands,Kiyotaka Yoh,Alexander I. Spira,Edward B. Garon,Satoru Kitazono,Melissa L. Johnson,Funda Meric‐Bernstam,Anthony W. Tolcher,Noboru Yamamoto,Jon Greenberg,Yui Kawasaki,Hong Zebger‐Gong,Fumiaki Kobayashi,Penny Phillips,Aaron Lisberg,Rebecca S. Heist
摘要
PURPOSE This first-in-human, dose-escalation and dose-expansion study evaluated the safety, tolerability, and antitumor activity of datopotamab deruxtecan (Dato-DXd), a novel trophoblast cell-surface antigen 2 (TROP2)–directed antibody-drug conjugate in solid tumors, including advanced non–small-cell lung cancer (NSCLC). PATIENTS AND METHODS Adults with locally advanced/metastatic NSCLC received 0.27-10 mg/kg Dato-DXd once every 3 weeks during escalation or 4, 6, or 8 mg/kg Dato-DXd once every 3 weeks during expansion. Primary end points were safety and tolerability. Secondary end points included objective response rate (ORR), survival, and pharmacokinetics. RESULTS Two hundred ten patients received Dato-DXd, including 180 in the 4-8 mg/kg dose-expansion cohorts. This population had a median of three prior lines of therapy. The maximum tolerated dose was 8 mg/kg once every 3 weeks; the recommended dose for further development was 6 mg/kg once every 3 weeks. In patients receiving 6 mg/kg (n = 50), median duration on study, including follow-up, and median exposure were 13.3 and 3.5 months, respectively. The most frequent any-grade treatment-emergent adverse events (TEAEs) were nausea (64%), stomatitis (60%), and alopecia (42%). Grade ≥3 TEAEs and treatment-related AEs occurred in 54% and 26% of patients, respectively. Interstitial lung disease adjudicated as drug-related (two grade 2 and one grade 4) occurred in three of 50 patients (6%). The ORR was 26% (95% CI, 14.6 to 40.3), and median duration of response was 10.5 months; median progression-free survival and overall survival were 6.9 months (95% CI, 2.7 to 8.8 months) and 11.4 months (95% CI, 7.1 to 20.6 months), respectively. Responses occurred regardless of TROP2 expression. CONCLUSION Promising antitumor activity and a manageable safety profile were seen with Dato-DXd in heavily pretreated patients with advanced NSCLC. Further investigation as first-line combination therapy in advanced NSCLC and as monotherapy in the second-line setting and beyond is ongoing.
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