John: I work at the Parkinson's Institute in California. We participated in the clinical trials for both Tasmar and deep brain stimulation using the Activa device from Medtronic. I can't quote you book and verse, but both therapies are highly regarded here by our movement disorder specialists. Carole Cassidy At 09:35 AM 7/1/98 -0500, you wrote: >Hello: > >I am new here and I have joined because my father-in-law has PD. > >He is considering going on Tasmar (tolcapone) medication soon. > >He also is considering having the Activa Therapy operation (from Medtronic). > >Can anyone here comment on either of these? > >Thanks, > >John Suhayda >[log in to unmask] > >