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Issues In The Interpretation Of 180-Day Exclusivity, Erika Lietzan, David E. Korn
Issues In The Interpretation Of 180-Day Exclusivity, Erika Lietzan, David E. Korn
Faculty Publications
Congress created 180-day exclusivity for generic drug applicants in the 1984 Hatch-Waxman amendments to the Federal Food, Drug, and Cosmetic Act (FDCA) and amended it substantially in the Medicare Prescription Drug, Improvement, and Modernization Act of 2003 (MMA). The core concept of this exclusivity as it has been applied by FDA and the courts is that the first generic drug applicant to challenge an innovator's patent is entitled to six months of exclusivity against subsequent patent challengers for the same innovator drug. The 180-day exclusivity provision is governed by sections 505(j)(5)(B)(iv) and 505(j)(5)(D) of the FDCA, and it is intended …