Abstract
Purpose of Review
This paper reviews the development, mechanism of action, clinical efficacy, and safety of regorafenib and TAS-102. Through this review, we aimed to help clinicians make an appropriate choice in patients who progressed after standard therapies.
Recent Findings
Regorafenib and TAS-102 have shown superior survival results compared with placebo in refractory metastatic colorectal cancer (mCRC). In the phase III CORRECT study, regorafenib showed significant improvement in overall survival (OS) and progression-free survival (PFS). TAS-102 was associated with OS and PFS benefit as well in the phase III RECOURSE study. However, the toxicity profiles were quite different between the two agents.
Summary
Regorafenib and TAS-102 are approved for the management of refractory mCRC. Optimal treatment sequence for using these two novel agents is not defined yet. Safety profiles and patient’s condition should be considered before using these two agents in clinical settings. Further investigation is needed to identify the predictive biomarkers of both agents. These results will allow patients to benefit more from regorafenib and TAS-102.
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Jae Ho Jeong declares that he has no conflict of interest.
Yong Sang Hong declares that he has no conflict of interest.
Tae Won Kim has received research funding through grants from Bayer and Taiho.
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All reported studies/experiments with human or animal subjects performed by the authors have been previously published and complied with all applicable ethical standards (including the Helsinki declaration and its amendments, institutional/national research committee standards, and international/national/institutional guidelines).
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This study was supported in part by grants from the Asan Institute for Life Science (2015–414) and Korea Health 21 R&D Project, Ministry of Health and Welfare and Family Affairs (HI06C0868), Republic of Korea.
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This article is part of the Topical Collection on Systemic Therapies in Colorectal Cancer
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Jeong, J.H., Hong, Y.S. & Kim, T.W. Treatment of Refractory Colorectal Cancer: Regorafenib vs. TAS-102. Curr Colorectal Cancer Rep 13, 325–333 (2017). https://doi.org/10.1007/s11888-017-0381-6
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DOI: https://doi.org/10.1007/s11888-017-0381-6