The US Federal Trade Commission has ruled Impax Laboratories entered into an illegal $112mn “pay-for-delay” settlement to block consumers’ access to a cheaper version of Endo Pharmaceuticals’ branded extended-release opioid pain reliever Opana ER.
Overturning an earlier decision, the FTC found that Amneal’s Impax received a “large and unjustified payment” of more than $112mn...






