From Orphan Drugs to Individualized Medicine: Navigating the New FDA Guidance
The standard regulatory threshold of “substantial evidence of effectiveness” has historically relied on large-scale randomized controlled trials (RCTs) to mitigate statistical noise. For ultra-rare genetic conditions, however, the laws of small numbers make traditional RCTs practically and ethically unfeasible. The FDA’s latest guidance introduces a “Plausible Mechanism Framework” to bridge this gap, allowing deep molecular … Read more