Paragraph IV certification under the Hatch-Waxman Act lets generic drugmakers challenge brand patents to speed up affordable drug entry. Learn how it works, why it succeeds, and how it saves patients billions.
9 December 2025 by Tristan McCarthy
8
18 January 2026
3 January 2026
8 January 2026
4 January 2026
11 January 2026
26 June 2023
23 April 2025
30 June 2025
21 November 2024
19 November 2025