Breakthrough therapy designations are most commonly awarded on the basis of Phase II data, an analysis by the Pink Sheet shows. Nonetheless, a sizeable minority of designations – nearly one-third – are awarded on the basis of data from pivotal-stage clinical trials, later in the development process than the architects of the breakthrough program had envisioned.
As the BTD program enters its eighth year, the FDA has granted more than 350 designations. The Pink Sheet has...






