Chances are you've seen more prescription drug commercials than you can count — Viagra, Cymbalta, Celebrex, and Yaz are just a few that I can name from memory. The ads are pervasive and influential and pharmaceutical companies know that. From 1997 to 2005, drug companies tripled their spending in television ad campaigns from $1.3 billion to $4.2 billion. In 2006 that number bumped up even Read more