Go to Alcon's Blog and look at first Blog. It may be second or third but it talks about Novartis sending out random drug tests. One could postulate yet another way of "weeding" (no pun intended) out more people.
Everyone should be on Focalin XR! This stuff will definitely get you through the day with a smile on your face. Yes it too is free and easy to get from your Dr. Just look up ADD symptoms on Google and pick out 3 or 4.