Challenges in confirming drug effectiveness after early approval

Science
Volume 374| Issue 6572| 3 Dec 2021
https://www.science.org/toc/science/current

 

Policy Forum
Challenges in confirming drug effectiveness after early approval
BY Holly Fernandez Lynch, Christopher T. Robertson
02 Dec 2021: 1205-1207
Reform requires clarity about whether, when, and how meaningful postapproval trials are possible