Doctors monitor Keytruda’s effectiveness using imaging tests like CT or MRI scans to check tumor size. (Sometimes tumors may appear larger initially due to a phenomenon called pseudoprogression.) ...
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Ingredients of Opdivo and Keytruda The active medication in Opdivo is nivolumab, while Keytruda has pembrolizumab as the active drug. Both nivolumab and pembrolizumab belong to a class of medications ...