I don't know the reason, but my anecdata from talking to quite a few people about it is that some people react very poorly to it. But I guess that's true of a l

I don't know the reason, but my anecdata from talking to quite a few people about it is that some people react very poorly to it. But I guess that's true of a lot of medications that affect behavior.. antidepressants would be another great example of that.