My thanks to Brian Collins for the very useful explanation[see header copied below between% %s] of the rationale for the composition of the two Sinement medications. In my readings both on and off the list, I have not seen such a concise explanation. This kind of info makes the list worthwhile. My thanks to you Brian and also to "Joyce" who apparently contributed to the explanation. %From: Brian Collins <[log in to unmask]> Subject: Re: Sinemet 10/100(blue) vs. 25/100(yellow) CHOICE To: Multiple recipients of list PARKINSN <[log in to unmask]>% Perry 69 CG for Terry 70/0.33