S-23 Pharmaceutical Research and Medical Treatment Trusted by the Citizens –What are New Ethics in the Information Society?– S23-1 Research ethics in the field of pharmaceutical sciences, focusing on conflict of interest S23-2 Conflicts of interest in human subjects research  -Recent trends in American law- S23-3 From the standpoint of the pharmaceutical science education S23-4 From the viewpoint of approval examination of drugs etc. S23-5 From novel author's aspect