Patent ID: 6136857
Filing Date: 2000-10-24
Classification: A61K

Abstract:
A method for inhibiting the growth of melanoma, leukemia or adenocarcinoma cells which comprises administering to melanoma, leukemia or adenocarcinoma cell hosts a pharmaceutical composition containing an effective cellular growth inhibiting amount of a quaternary ammonium betaine of the formula: ##STR6## wherein R.sub.1 is independently selected from the group consisting of lower alkyls and lower alkylaryls;X is a sulphonate anion;m is an integer from 11 to 15 inclusive; andn is an integer from 1 to 5 inclusive; provided that the combination of X, m and n result in a compound having a Krafft point at or below 25.degree. C. and a critical micelle concentration about or less than 50 .mu.M.