Recent Examples on the WebStill others, like caffeine and citrulline malate, have more equivocal evidence. Sara Chodosh, Popular Science, 3 Jan. 2019 Sunitinib malate, marketed by Pfizer as Sutent, is prescribed for the treatment of pancreatic neuroendocrine tumors, as well as kidney cancer and GIST, a rare cancer of the bowel, esophagus or stomach. Elizabeth Landau, CNN, 23 Aug. 2019