摘要:
A water soluble camptothecin derivative which is 20(S)-7-ethyl-9-(N-methyl-N-phenyl)amidino-camptothecin and pharmaceutically acceptable salts thereof, pharmaceutical compositions containing them and a process for their preparation are described. The compound of the invention and its pharmaceutically acceptable salts are useful antitumor agents and are further characterised by having a remarkable therapeutic index.