Informational guidance meetings with representatives from the US Food and Drug Administration (FDA) have been part of the original Prescription Drug User Fee Act ( PDUFA ) and were included in the PDUFA reauthorization in 2012. 1 A second revision of the FDA guidance document for these meetings was released as a draft for comments in March 2015. This new draft guidance updates the meeting instructions and incorporates changes resulting from the Food and Drug Adminis...