Horizontal Merger Guidelines

In May, the Federal Trade Commission (FTC) required Hikma Pharmaceuticals PLC to divest its 23 percent interest in Unimark Remedies, Ltd. and its US marketing rights to a generic drug under manufacture by Unimark as a condition to allowing Hikma to complete its acquisition of Roxane Laboratories. The FTC was concerned that Hikma’s continued holding of a 23 percent interest in Unimark after consummation of its proposed acquisition of Roxane would create the incentive and ability for Hikma to eliminate future competition between Roxane and Hikma/Unimark in the sale of generic flecainide tablets (a drug used to treat abnormally fast heart rhythms) in the United States.

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In the last two years, the Federal Trade Commission (FTC) and the Antitrust Division of the US Department of Justice (DOJ) brought, and won, several litigated merger cases by establishing narrow markets comprised of a subset of customers for a product. This narrow market theory, known as price discrimination market definition, allowed the agencies to allege markets in which the merging parties faced few rivals and, therefore, estimate high post-merger market shares.

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