I believe that ARICEPT is a new med intended for Alzheimer's patients, an improvement over Cognex. Perhaps too new for the PDR--ask your pharmacist and/or neuro. Very interesting! Camilla Flintermann, CG for Peter, 78/7, Oxford,Ohio [log in to unmask] * * * * * * * * * * * * * * "Ask me about the CARE list for PD caregivers!" * * * * * * * * * * * * * *