Potentiation of cancer chemotherapy by 7-(2, 5-dihydro-4-imidazo [1, 2-A] pyridine-3-yl-2,5-Dioxo-1H-pyrrol-3-yl)-9-fluoro-1,2,3,4 tetrahydro-2-(1-piperidinyl-carbonyl)-pyrrolo [3,2,1-jk] [1,4] benzodiazepine
A method for treating gastric cancer, ovarian cancer, non-small cell lung cancer, or colorectal cancer in a patient is described, as well as pharmaceutical compositions comprising 7-(2,5-dihydro-4-imidazo[1,2-a]pyridine-3-yl-2,5-dioxo-IH-pyrrol-3-yl)-9-fluoro-1,2,3,4-tetrahydro-2-(1-piperidinyl-carbonyl)-pyrrolo[3,2,1-jk][1,4]benzodiazepine, useful for the method and a process for preparing said compositions.