Efficacy Study for Treatment of Dementia in Progressive Supranuclear Palsy

Inclusion Criteria: * diagnosis of PSP * willingness to participate in the study * informed consent * ability to speak * no further CNS diseases * written informed consent * stable state of health * ability to give informed consent, will checked by an independent physician Exclusion Criteria: * alcohol abuses * acute psychosis * pregnancy or lactation * known previous drug reaction or hypersensitivity of rivastigmine or other carbamate derivatives * liver failure * known sick sinus syndrome or excitation disturbance * known ulcus ventriculi or duodenal ulcer * known asthma or COPD * seizures * renal failure