The Endo court incorrectly treated “a very specific type of discovery as a natural law,” Chris Holman, a professor of law at the University of Missouri Kansas City School of Law, told Bloomberg BNA Nov. 19.

That discovery was the increased bioavailability of oxymorphone in certain renally impaired patients, said Holman, who also is a scholar-in-residence at the law firm of Hovey Williams LLP in Kansas City. “You should not consider the interaction of a drug with a body as a natural law,” he said.