There are two studies which indicate that the enzyme which Tasmar inhibits is required to provide neuro-protection to the dopamine producing cells in the substantial nigra. So we are trading tomorrow's protection for today's relief Bruce 57/10 Tasnar, Mirapex & Tasmar ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Bruce G. Warr "Experience is what enables us to recognize Healthcare Informatics Lab a mistake the next time we make it." Information Systems Dept. University of Maryland Baltimore County http://umbc.edu/~warr/ (V) (410)455-3206 (F) (410)455-1073 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~