Tel Aviv University researchers reduced secondary cancer following colorectal tumor removal. Deralin and Etopan were given before and after surgery. 3 years later the cancer had spread significantly less than in a control group. Now pancreatic cancer patients will be tested.
https://www.eurekalert.org/pub_releases/2020-08/afot-tau080720.php (latest trial)
https://english.m.tau.ac.il/news/cancer-stress (2017 trial on breast cancer patients)