Dear Listfriends, The following report compares olanzapine vs clozapine for hallucinations in people with PD; for those of you who do not have access to the Internet, the report is copyrighted and may not be reproduced, however, olanzapine was found to aggravate PD symptoms in people with PD. o Study Finds Drug Increases Parkinson's Symptoms http://www.ivanhoe.com/docs/newsflash-monday.html#study Best regards, Kathrynne -- Kathrynne Holden, MS, RD Author: "Eat well, stay well with Parkinson's disease" "Constipation and Parkinson's" -- audiocassette & guidebook "Guidelines for Medical Nutrition Therapy for Parkinson's disease" & Risk Assessment Tools "Risk for malnutrition and bone fracture in Parkinson's disease," J Nutr Elderly. V18:3;1999. http://www.nutritionucanlivewith.com/