HGCSG 1603: Phase II study of ramucirumab and irinotecan combination therapy as second-line treatment in patients with metastatic or advanced gastric cancer.

2019 ◽  
Vol 37 (4_suppl) ◽  
pp. TPS183-TPS183
Author(s):  
Atsushi Ishiguro ◽  
Yasuyuki Kawamoto ◽  
Satoshi Yuki ◽  
Yoshimitsu Kobayashi ◽  
Kazuaki Harada ◽  
...  

TPS183 Background: As second-line chemotherapy for gastric cancer, a survival benefit has been shown in several clinical trials. Irinotecan and taxanes are recommended as second-line regimen. However, therapeutic outcomes have remained unsatisfactory and more effective treatment are expected. Ramucirumab (RAM) is a fully human IgG1 monoclonal vascular endothelial growth factor receptor-2 (VEGFR-2) antibody that prevents ligand binding of VEGF-A, VEGF-C, and VEGF-D and the receptor-mediated pathway activation in endothelial cells, subsequently inhibiting neovascularization. In the REGARD study, RAM monotherapy for previously treated advanced gastric or gastro-esophageal junction adenocarcinoma improved median overall survival (mOS) compared with placebo. Moreover, in the RAINBOW study, RAM plus paclitaxel (PTX) versus placebo plus PTX, mOS showed significantly longer in RAM plus PTX group than in placebo plus PTX group. In contrast, there are no data on the efficacy of RAM and irinotecan in the second-line treatment for gastric cancer. The WJOG 4007 study demonstrated an equivalent efficacy between irinotecan and PTX. In this study, we propose to examine the efficacy of RAM plus irinotecan. Methods: This study is carried out as a multicenter, non-randomized, single arm, prospective, phase II study. The patients with metastatic or advanced gastric cancer that is refractory or intolerance to primary chemotherapy are eligible for this study. RAM and irinotecan combination therapy is administered every two weeks, which is continued until progression or emergence of adverse events requiring discontinuation. The primary endpoint is progression-free survival rate at six months, and the secondary endpoints are OS, progression-free survival, response rate, safety, and dose intensity for each drug. A total of 35 cases areplanned for registration. This study is registered with the University Hospital Medical Information Network. Clinical trial information: UMIN000030372.

2016 ◽  
Vol 27 ◽  
pp. vi221
Author(s):  
P. Katsaounis ◽  
N. Kentepozidis ◽  
A. Kotsakis ◽  
A. Polyzos ◽  
L. Vamvakas ◽  
...  

BMC Cancer ◽  
2020 ◽  
Vol 20 (1) ◽  
Author(s):  
Mashiro Okunaka ◽  
Daisuke Kotani ◽  
Ken Demachi ◽  
Akihito Kawazoe ◽  
Takayuki Yoshino ◽  
...  

Abstract Background Nanoparticle albumin-bound paclitaxel (nab-PTX) has shown non-inferiority to paclitaxel (PTX) as second-line therapy for advanced gastric cancer (AGC) with fewer infusion-related reactions. The efficacy and safety of nab-PTX plus ramucirumab (RAM) was reported in a phase II trial; however, there is no randomized trial comparing this regimen with PTX plus RAM in patients with AGC. This retrospective study aimed to investigate the efficacy and safety of nab-PTX plus RAM versus PTX plus RAM in patients with AGC. Methods This study included patients with AGC who received nab-PTX plus RAM from September 2017 to January 2019 or PTX plus RAM from June 2015 to August 2017 as second-line chemotherapy in our hospital. Results A total of 113 and 138 patients who received nab-PTX plus RAM and PTX plus RAM, respectively, were analyzed. Median progression-free survival (PFS) was 3.9 months (95% confidence interval [CI]: 3.4–4.3) in the nab-PTX plus RAM group and 3.9 months (95% CI: 3.1–4.7) in the PTX plus RAM group (hazard ratio [HR]: 1.08; 95% CI: 0.83–1.40; P = 0.573). Median overall survival (OS) was 10.9 months (95% CI: 9.3–12.7) in the nab-PTX plus RAM group and 10.3 months (95% CI: 8.5–12.0) in the PTX plus RAM group (hazard ratio: 0.82; 95% CI: 0.61–1.10; P = 0.188). In patients with moderate/massive ascites, favorable outcomes for progression-free survival were observed in the nab-PTX plus RAM group compared with the PTX plus RAM group. Although anemia and fatigue (any grade) were more frequent in the nab-PTX plus RAM group, discontinuation of study treatment was not increased in the nab-PTX plus RAM group. There was no occurrence of hypersensitivity reaction in the nab-PTX plus RAM group, while two patients (1.4%) experienced grade 3 hypersensitivity reactions in the PTX plus RAM group. Conclusions The combination of nab-PTX plus RAM showed a similar efficacy and safety profile to PTX plus RAM as second-line treatment for patients with AGC.


2020 ◽  
Author(s):  
Mashiro Okunaka ◽  
Daisuke Kotani ◽  
Ken Demachi ◽  
Akihito Kawazoe ◽  
Takayuki Yoshino ◽  
...  

Abstract Background Nanoparticle albumin-bound paclitaxel (nab-PTX) has shown non-inferiority to paclitaxel (PTX) as second-line therapy for advanced gastric cancer (AGC) with fewer infusion-related reactions. The efficacy and safety of nab-PTX plus ramucirumab (RAM) was reported in a phase II trial; however, there is no randomized trial comparing this regimen with PTX plus RAM in patients with AGC. This retrospective study aimed to investigate the efficacy and safety of nab-PTX plus RAM versus PTX plus RAM in patients with AGC. Methods This study included patients with AGC who received nab-PTX plus RAM from September 2017 to January 2019 or PTX plus RAM from June 2015 to August 2017 as second-line chemotherapy in our hospital. Results A total of 113 and 138 patients who received nab-PTX plus RAM and PTX plus RAM, respectively, were analyzed. Median progression-free survival (PFS) was 3.9 months (95% confidence interval [CI]: 3.4–4.3) in the nab-PTX plus RAM group and 3.9 months (95% CI: 3.1–4.7) in the PTX plus RAM group (hazard ratio [HR]: 1.08; 95% CI: 0.83–1.40; P = 0.573). Median overall survival (OS) was 10.9 months (95% CI: 9.3–12.7) in the nab-PTX plus RAM group and 10.3 months (95% CI: 8.5–12.0) in the PTX plus RAM group (hazard ratio: 0.82; 95% CI: 0.61–1.10; P = 0.188). In patients with moderate/massive ascites, favorable outcomes for progression-free survival were observed in the nab-PTX plus RAM group compared with the PTX plus RAM group. Although anemia and fatigue (any grade) were more frequent in the nab-PTX plus RAM group, discontinuation of study treatment was not increased in the nab-PTX plus RAM group. There was no occurrence of hypersensitivity reaction in the nab-PTX plus RAM group, while two patients (1.4%) experienced grade 3 hypersensitivity reactions in the PTX plus RAM group. Conclusions The combination of nab-PTX plus RAM showed a similar efficacy and safety profile to PTX plus RAM as second-line treatment for patients with AGC.


2017 ◽  
Vol 35 (4_suppl) ◽  
pp. 157-157
Author(s):  
Tetsuji Terazawa ◽  
Satoru Iwasa ◽  
Yusuke Sasaki ◽  
Shunsuke Okazaki ◽  
Masahiro Goto ◽  
...  

157 Background: The incidence of gastric cancer increases gradually in individuals aged ≥ 75 years who account for about 40% of all patients. From the SPIRITS study, comparing S-1 monotherapy with S-1 and cisplatin (CDDP) combination therapy (median overall survival [OS]: 11.0 versus 13.0 months, p=0.04), S-1 and CDDP chemotherapy (SP regimen) is recognized as one of the standard first-line regimens for patients with advanced gastric cancer in Japan. However, patients in this trial were aged < 75 years. Methods: The aim of this phase II study was to evaluate the efficacy and safety of SP regimen in elderly patients with chemotherapy-naive advanced gastric cancer. Patients aged ≥ 76 years were given oral S-1 twice daily for 21 days, followed by 14 days rest; CDDP was intravenously infused at day 8, repeated every 35 days, for up to eight cycles. The dose of S-1 (50–120 mg/body) and CDDP (30–60 mg/m2) was adjusted depending on the patient’s body surface area and creatinine clearance (Ccr-adjusted SP regimen). The primary endpoint was OS. The threshold and expected OS were estimated at 8 and 14 months, respectively. Secondary endpoints included response rate (RR), progression-free survival (PFS), time to treatment failure (TTF) and adverse events. Results: From December 2012 to October 2014, 40 patients were enrolled at 15 institutions. Patient characteristics were: gender (M/F) 29/11; median age 78 (range, 76–89); ECOG PS0/1, 13/27; and unresectable/recurrence 30/10. The median cycle for each patient was four (range, 1–8). The median OS was 12.3 months (80% confidence interval, 10.2–14.4 months). The median PFS and TTF were 7.8 and 4.3 months, respectively. The RR was 54%. A dose reduction of S-1 and CDDP was made for 30% and 35% of patients, respectively. The protocol was discontinued in 17 patients (43%) for disease progression, 10 patients (25%) for adverse events and 7 patients (17%) for patient refusal. The main adverse events at a grade 3 or higher were anorexia (25%), neutropenia (23%), hyponatremia (20%) and anemia (18%). Treatment-related deaths did not occur. Conclusions: Ccr-adjusted SP regimen showed promising activity and was tolerated well by elderly patients with advanced gastric cancer. Clinical trial information: UMIN000009349.


2021 ◽  
Vol 39 (3_suppl) ◽  
pp. 217-217
Author(s):  
Yasuyuki Kawamoto ◽  
Satoshi Yuki ◽  
Kentaro Sawada ◽  
Michio Nakamura ◽  
Osamu Muto ◽  
...  

217 Background: Ramucirumab (RAM) is a fully human IgG1 monoclonal vascular endothelial growth factor receptor-2 (VEGFR-2) antibody. The RAINBOW trial showed RAM plus paclitaxel (PTX) increased overall survival (OS) compared with PTX alone for advanced gastric cancer (AGC) in second-line treatment. WJOG 4007 trial demonstrated equivalent efficacy between irinotecan (IRI) and PTX. We conducted this trial to examine the efficacy and safety of RAM plus IRI combination therapy in the second-line treatment for AGC. Methods: This non-randomized, single arm, phase 2 trial was carried out at 22 institutes in Japan. AGC patients with refractory or intolerance to primary chemotherapy were eligible. RAM 8 mg/kg and IRI 150 mg/m2 combination therapy administered every two weeks were continued until progression or emergence of adverse events requiring discontinuation. The primary endpoint was progression-free survival (PFS) rate at six-month, the target was set as 16% with an expected threshold of 39%. A total of 35 cases are planned for registration. The secondary endpoints were OS, PFS, response rate (RR) and safety. This trial was registered with Japan Registry of Clinical Trials, number jRCTs011180029. Results: Between Jan 2018 and Sept 2019, 35 patients were enrolled. Median age was 70 (range, 47-80); female/male were 10/25; ECOG PS 0/1, 22/13. PFS rate at six months was 26.5% (95%C.I., 13.2-41.8%, p = 0.1353). Median PFS and OS were 4.2 (95%C.I., 2.5-5.4 months) and 9.6 months (95%C.I., 6.5-16.6 months), respectively. RR was 26% and disease control rate was 85%. Grade 3 or higher adverse events that occurred in more than 5% of patients were neutropenia (51%), leucopenia (43%), anemia (20%), anorexia (14%), febrile neutropenia (11%), diarrhea (9%), hypertension (9%), proteinuria (9%), hypokalemia (9%), hypoalbuminemia (9%), thrombocytopenia (6%), and hyponatremia (6%). No death and new safety signals with a causal relation to study treatment were observed. Conclusions: Although the primary endpoint was not achieved statistically, the results are clinically encouraging, especially take into account that more elderly patients enrolled in this trial. The combination of RAM plus IRI has anti-cancer activity and manageable safety profile in second-line treatment for patients with AGC. Clinical trial information: jRCTs011180029.


2010 ◽  
Vol 29 (6) ◽  
pp. 1449-1458 ◽  
Author(s):  
Yung-Jue Bang ◽  
Yoon-Koo Kang ◽  
Won K. Kang ◽  
Narikazu Boku ◽  
Hyun C. Chung ◽  
...  

2020 ◽  
Author(s):  
Mashiro Okunaka ◽  
Daisuke Kotani ◽  
Ken Demachi ◽  
Akihito Kawazoe ◽  
Takayuki Yoshino ◽  
...  

Abstract Background: Nanoparticle albumin-bound paclitaxel (nab-PTX) has shown non-inferiority to paclitaxel (PTX) as second-line therapy for advanced gastric cancer (AGC) with fewer infusion-related reactions. The efficacy and safety of nab-PTX plus ramucirumab (RAM) was reported in a phase II trial; however, there is no randomized trial comparing this regimen with PTX plus RAM in patients with AGC. This retrospective study aimed to investigate the efficacy and safety of nab-PTX plus RAM versus PTX plus RAM in patients with AGC.Methods: This study included patients with AGC who received nab-PTX plus RAM from September 2017 to January 2019 or PTX plus RAM from June 2015 to August 2017 as second-line chemotherapy in our hospital.Results: A total of 113 and 138 patients who received nab-PTX plus RAM and PTX plus RAM, respectively, were analyzed. Median progression-free survival (PFS) was 3.9 months (95% confidence interval [CI]: 3.4–4.3) in the nab-PTX plus RAM group and 3.9 months (95% CI: 3.1–4.7) in the PTX plus RAM group (hazard ratio [HR]: 1.08; 95% CI: 0.83–1.40; P = 0.573). Median overall survival (OS) was 10.9 months (95% CI: 9.3–12.7) in the nab-PTX plus RAM group and 10.3 months (95% CI: 8.5–12.0) in the PTX plus RAM group (hazard ratio: 0.82; 95% CI: 0.61–1.10; P = 0.188). In patients with moderate/massive ascites, favorable outcomes for progression-free survival were observed in the nab-PTX plus RAM group compared with the PTX plus RAM group. Although anemia and fatigue (any grade) were more frequent in the nab-PTX plus RAM group, discontinuation of study treatment was not increased in the nab-PTX plus RAM group. There was no occurrence of hypersensitivity reaction in the nab-PTX plus RAM group, while two patients (1.4%) experienced grade 3 hypersensitivity reactions in the PTX plus RAM group.Conclusions: The combination of nab-PTX plus RAM showed a similar efficacy and safety profile to PTX plus RAM as second-line treatment for patients with AGC.


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