Isofol Medical AB’s slow reveal of data from its phase III registration trial of arfolitixorin in first-line metastatic colorectal cancer (mCRC) will not reach a conclusion until the fourth quarter of this year. The news follows a December 2021 warning to investors that an unexplained level of therapy switches occurring in the absence of disease progression would impair its analysis of a key secondary endpoint, the rate of progression-free survival.