Stivarga Approved For Colorectal Cancer TreatmentStivarga Approved For Colorectal Cancer Treatment September 27, 2012September 27, 2012 nradmin 0 Comments 12:14 pm Stivarga (regorafenib), a multi-kinase inhibitor, gained FDA approval for treating metastatic colorectal cancer that has progressed despite prior treatment. It's administered in tablet form, taken orally. Developed by Bayer Health Nursing News