(Reuters) - OxyContin maker Purdue Pharma and its owners, the Sackler family, are offering to settle more than 2,000 lawsuits against the company for $10 billion to $12 billion (8.2 - 9.8 billion pounds), NBC News reported on Tuesday citing two people familiar with the mediation.Purdue is among several drugmakers and distributors that are facing lawsuits, seeking to hold them responsible for fueling the U.S. opioid addiction crisis, which has claimed thousands of lives. Purdue said it was..