A major pharmaceutical company can't sue you if you lift statements right out of their three-page Newsweek ad, can they? I sure hope not.
If you are a sufferer of psoriasis and are about to leave an angry comment, please hold up a minute. I know it can be quite serious, and I didn't mean to make light of your affliction. If it causes you much suffering and you have confidence that your doctor can administer the drug in such a way as to minimize its risks, who am I to say you shouldn't go for it? I'm an idiot. There, I said it already, so you don't have to.