Mealey's (September 29, 2021, 10:49 AM EDT) -- The so-called Big Three drug distributors — AmerisourceBergen Corp., Cardinal Health Inc. and McKesson Corp. —on Sept. 18 announced in a press release that they have reached an agreement with the Cherokee Nation to settle the tribe’s opioid litigation for about $75 million paid over 6-1/2 years....