Marjorie! You've done it again. You are a most amazing source of useful information and valuable guidance. Again.... thanks. Bill -SNIP ********* Here is the URL for the Parkinsn's List Drug Database. It's an excellent source. http://www.parkinsons-information-exchange-network-online.com/drugdb/drugdb. html You'll need to bookmark it ,because it's something you will refer to many, many times. just me, Marjorie