What with the lawsuits, declining prescriptions and approval hurdles that seem to be the U.S. answer to a nationwide opioid epidemic, drug companies have to think long and hard before spending the resources to develop yet another opioid drug. And patients are paying the price.

As a word to the wise in a week filled with FDA advisory committee meetings on potential new opioid drugs, the state of Oklahoma filed a lawsuit Monday against three distributors, reminding everyone in the U.S. opioid prescription supply chain of the risk of litigation and hefty penalties.