This phase II trial will evaluate efficacy of TAS-OX alternating with TAS-IRI (sequential TASOXIRI) with Bevacizumab, in the treatment of mCRC. Participants will be treated with the study drugs until radiological evidence of disease progression or until treatment discontinuation secondary to adverse events.
This study is to evaluate the disease control rate and time to progression of the sequential combination of oxaliplatin with an alternative anti-metabolite Trifluridine/tipiracil hydrochloride mixture, TAS-102,(TAS-OX) as well as irinotecan in combination with TAS-102 oxaliplatin(TAS-OX) + Bevacizumab in late-line metastatic colorectal cancer (mCRC)