The first generic drug filer gets 180 days of exclusive market rights under U.S. law. But this rule, meant to speed up affordable drugs, is now being used to delay competition. Here’s how it works-and why it’s changing.
Paragraph IV certification under the Hatch-Waxman Act lets generic drugmakers challenge brand patents before they expire, speeding up affordable drug access. Learn how it works, why it succeeds, and how big pharma fights back.