Cresemba / Isavuconazole:  Not Just Another Azole

It is amazing how modifications to the azole structure have produced ever more potent, ever more useful antifungals.  Ketoconazole had limited usability because of its many side effects related to off-target sterol synthesis inhibition, solubility (or lack thereof) and erratic absorption.  Solublity was also an issue for itraconazole and posaconazole.  Continue reading Cresemba / Isavuconazole:  Not Just Another Azole

Why Some Did Not Make It

There are numerous reasons why drugs get stuck in development.  Certainly, problems with efficacy or problems with safety are main reasons but there are many other ‘derailers’ as well.  For instance regulatory issues or manufacturing, difficulties can stop a program.  Occasionally, a suboptimal dose was chosen because of (1) incomplete Continue reading Why Some Did Not Make It