Efficacy and safety of irinotecan combined with raltitrexed or irinotecan monotherapy for salvage chemotherapy of esophageal squamous cell cancer: A prospective, open label, randomized phase II study

Abstract Background: Esophageal squamous cell cancer (ESCC) accounts for approximately 90% of esophageal cancer cases in China. There are no standard regimens for second or third–line chemotherapy of metastatic squamous esophageal cancer. The objective of this study was to investigate the security a...

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Main Authors: Xichao Dai, Leilei Tao, Jinqiu Wang, Wenjuan Wu, Weigang Bian, Xichun Dai, Surong Chen
Format: Article
Language:English
Published: Wiley 2023-08-01
Series:Cancer Medicine
Subjects:
Online Access:https://doi.org/10.1002/cam4.6264
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author Xichao Dai
Leilei Tao
Jinqiu Wang
Wenjuan Wu
Weigang Bian
Xichun Dai
Surong Chen
author_facet Xichao Dai
Leilei Tao
Jinqiu Wang
Wenjuan Wu
Weigang Bian
Xichun Dai
Surong Chen
author_sort Xichao Dai
collection DOAJ
description Abstract Background: Esophageal squamous cell cancer (ESCC) accounts for approximately 90% of esophageal cancer cases in China. There are no standard regimens for second or third–line chemotherapy of metastatic squamous esophageal cancer. The objective of this study was to investigate the security and effectiveness of irinotecan combined with raltitrexed or irinotecan monotherapy for salvage chemotherapy of ESCC. Methods: One hundred and twenty–eight patients with metastatic ESCC confirmed by histopathology were enrolled into this study. These patients had failure of the first–line chemotherapy combination of fluorouracil or platinum or paclitaxel and had not undergone chemotherapy with irinotecan or raltitrexed previously. Patients were randomly divided into irinotecan combined with raltitrexed group (experiment group) and irinotecan monotherapy group (control group). Overall survival (OS) and progression–free survival (PFS) were the primary endpoint. Results: In the control group, the median PFS (mPFS) and median OS (mOS) of patients were 3.37 and 5.3 months. In the experiment group, mPFS and mOS were 3.91 and 7.0 months. There was statistical significance of PFS and OS between two groups (PFS P = 0.002, OS P = 0.01). In subgroup analysis, in the second–line treatment, the mPFS of control and experiment group, was 3.90 and 4.60 months, mOS was 6.95 and 8.5 months, which was statistically significant differences between the two groups. (PFS P = 0.001, OS P = 0.005), In the third–line and beyond treatment, mPFS of control and experiment group was 2.80 and 3.19 months, mOS were 4.5 and 4.8 months. But there was no significant difference of PFS or OS between the two groups (PFS P = 0.19, OS P = 0.31). There was no statistical significance of toxicity side effects between two groups. Conclusions: The PFS and OS of irinotecan plus raltitrexed may be better than that of irinotecan monotherapy, especially in second line treatment, which should be confirmed with a phase III study including much more patients.
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spelling doaj.art-1f20bece7a104b319723a4211f525e902024-01-09T05:41:08ZengWileyCancer Medicine2045-76342023-08-011215161081611810.1002/cam4.6264Efficacy and safety of irinotecan combined with raltitrexed or irinotecan monotherapy for salvage chemotherapy of esophageal squamous cell cancer: A prospective, open label, randomized phase II studyXichao Dai0Leilei Tao1Jinqiu Wang2Wenjuan Wu3Weigang Bian4Xichun Dai5Surong Chen6Department of Oncology First people's Hospital of Yancheng Yancheng ChinaDepartment of Oncology First people's Hospital of Yancheng Yancheng ChinaYancheng Dafeng People's Hospital Yancheng ChinaDepartment of Oncology Northern Jiangsu People's Hospital, Clinical Medical College of Yangzhou University Yangzhou ChinaDepartment of Oncology First people's Hospital of Yancheng Yancheng ChinaDepartment of Oncology Hongze People's Hospital of Huai'an City ChinaDepartment of Oncology First people's Hospital of Yancheng Yancheng ChinaAbstract Background: Esophageal squamous cell cancer (ESCC) accounts for approximately 90% of esophageal cancer cases in China. There are no standard regimens for second or third–line chemotherapy of metastatic squamous esophageal cancer. The objective of this study was to investigate the security and effectiveness of irinotecan combined with raltitrexed or irinotecan monotherapy for salvage chemotherapy of ESCC. Methods: One hundred and twenty–eight patients with metastatic ESCC confirmed by histopathology were enrolled into this study. These patients had failure of the first–line chemotherapy combination of fluorouracil or platinum or paclitaxel and had not undergone chemotherapy with irinotecan or raltitrexed previously. Patients were randomly divided into irinotecan combined with raltitrexed group (experiment group) and irinotecan monotherapy group (control group). Overall survival (OS) and progression–free survival (PFS) were the primary endpoint. Results: In the control group, the median PFS (mPFS) and median OS (mOS) of patients were 3.37 and 5.3 months. In the experiment group, mPFS and mOS were 3.91 and 7.0 months. There was statistical significance of PFS and OS between two groups (PFS P = 0.002, OS P = 0.01). In subgroup analysis, in the second–line treatment, the mPFS of control and experiment group, was 3.90 and 4.60 months, mOS was 6.95 and 8.5 months, which was statistically significant differences between the two groups. (PFS P = 0.001, OS P = 0.005), In the third–line and beyond treatment, mPFS of control and experiment group was 2.80 and 3.19 months, mOS were 4.5 and 4.8 months. But there was no significant difference of PFS or OS between the two groups (PFS P = 0.19, OS P = 0.31). There was no statistical significance of toxicity side effects between two groups. Conclusions: The PFS and OS of irinotecan plus raltitrexed may be better than that of irinotecan monotherapy, especially in second line treatment, which should be confirmed with a phase III study including much more patients.https://doi.org/10.1002/cam4.6264esophageal squamous cell canceririnotecanraltitrexedsalvage chemotherapy
spellingShingle Xichao Dai
Leilei Tao
Jinqiu Wang
Wenjuan Wu
Weigang Bian
Xichun Dai
Surong Chen
Efficacy and safety of irinotecan combined with raltitrexed or irinotecan monotherapy for salvage chemotherapy of esophageal squamous cell cancer: A prospective, open label, randomized phase II study
Cancer Medicine
esophageal squamous cell cancer
irinotecan
raltitrexed
salvage chemotherapy
title Efficacy and safety of irinotecan combined with raltitrexed or irinotecan monotherapy for salvage chemotherapy of esophageal squamous cell cancer: A prospective, open label, randomized phase II study
title_full Efficacy and safety of irinotecan combined with raltitrexed or irinotecan monotherapy for salvage chemotherapy of esophageal squamous cell cancer: A prospective, open label, randomized phase II study
title_fullStr Efficacy and safety of irinotecan combined with raltitrexed or irinotecan monotherapy for salvage chemotherapy of esophageal squamous cell cancer: A prospective, open label, randomized phase II study
title_full_unstemmed Efficacy and safety of irinotecan combined with raltitrexed or irinotecan monotherapy for salvage chemotherapy of esophageal squamous cell cancer: A prospective, open label, randomized phase II study
title_short Efficacy and safety of irinotecan combined with raltitrexed or irinotecan monotherapy for salvage chemotherapy of esophageal squamous cell cancer: A prospective, open label, randomized phase II study
title_sort efficacy and safety of irinotecan combined with raltitrexed or irinotecan monotherapy for salvage chemotherapy of esophageal squamous cell cancer a prospective open label randomized phase ii study
topic esophageal squamous cell cancer
irinotecan
raltitrexed
salvage chemotherapy
url https://doi.org/10.1002/cam4.6264
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