AdvertisementOxyContin-Maker Purdue Pharma Launched A Stealth Campaign To Sway U.S. OfficialsUpdated August 31, 2021Brian MannfacebookEmailWith a federal judge poised to approve the Purdue Pharma's controversial Chapter 11 plan, the company is working behind the scenes to preempt a legal challenge by the Department of Justice. (Getty Images)This article was originally published on August 31, 2021.