Law Commons^™

Product Hopping: A New Framework, Michael A. Carrier, Steve D. Shadowen

Notre Dame Law Review

One of the most misunderstood and anticompetitive business behaviors in today’s economy is “product hopping,” which occurs when a brand-name pharmaceutical company switches from one version of a drug to another. These switches, benign in appearance but not necessarily in effect, can significantly decrease consumer welfare, impairing competition from generic drugs to an extent that greatly exceeds any gains from the “improved” branded product.

The antitrust analysis of product hopping is nuanced. It implicates the intersection of antitrust law, patent law, the Hatch-Waxman Act, and state drug product selection laws. In fact, the behavior is even more complex because it …