The release of clarified Food and Drug Administration (FDA) guidelines and independent changes in consumer behavior provide an opportunity to study the effects of direct-to-consumer advertising (DTCA) in the prescription drug market alongside the effects of various physician-oriented promotions....

"The NBER Bulletin on Aging and Health provides summaries of publications like this. You can sign up to receive the NBER Bulletin on Aging and Health by email. The US Food and Drug Administration (FDA) expends considerable efforts in regulating medications approved for use. Yet the impact of...