Robuta

https://pmc.ncbi.nlm.nih.gov/articles/PMC22529/ The tetravalent guanylhydrazone CNI-1493 blocks the toxic effects of interleukin-2 without... The use of interleukin 2 (IL-2) as an antineoplastic agent has been limited by the serious toxicities that accompany the doses necessary for a tumor response....