AMYLOID -g(b)-PROTEIN AGGLUTINATION AND/OR DEPOSITION INHIBITOR.

摘要

An amyloid beta -protein agglutination and/or deposition inhibitor containing rifamycin represented by formula (I) or a pharmaceutically acceptable salt thereof as the active ingredient; and a drug containing the same for treating or preventing senile dementia of Alzheimer type. <CHEM> <IMAGE>