Since the U.S. Food and Drug Administration established its accelerated approval pathway for drugs in 1992, 112 of the 253 drugs authorized have not been confirmed as clinically effective, an investigation by The BMJ has found.
Since the U.S. Food and Drug Administration established its accelerated approval pathway for drugs in 1992, 112 of the 253 drugs authorized have not been confirmed as clinically effective, an investigation by The BMJ has found.