The Weak Correlation Between Antibiotic Action and Mortality

At the recent FDA workshop on narrow-spectrum antibiotic development[1], the concept of using bacteriological response (BR) as an efficacy endpoint was flat-out rejected. The reason given is the purported lack of correlation between BR and survival/mortality which FDA considers the most important clinical endpoint[2]. FDA felt so strongly about this, Continue reading The Weak Correlation Between Antibiotic Action and Mortality

FDA Needs Radical Reform

The nomination of Dr. Scott Gottlieb for FDA commissioner, a political appointee, has created the usual bipartisan furor. He is called unqualified, a renegade, not committed enough to FDA orthodoxy, an industry darling by some and a maverick by others. All the while FDA lobbyists are singing the praises of an Continue reading FDA Needs Radical Reform

The Letermovir Top-Line Results are Out – Or Are They?

Usually, as development progresses from preclinical to a more advanced clinical stage, reality begins to set in: problems become apparent that were not anticipated, efficacy may be less than expected or hoped for, and the safety margins may shrink to a single-digit factor. In other words, as more data accrue, Continue reading The Letermovir Top-Line Results are Out – Or Are They?