A $7.4 billion settlement reached with the pharmaceutical company Purdue Pharma and the Sackler family — its owners — is now legally effective a decade after attorneys general from multiple states launched an investigation and seven years after Colorado filed a lawsuit against them. The company produced OxyContin. “This settlement ends their involvement with Purdue Pharma and delivers funds for addiction treatment, prevention, and recovery to communities across the country over the next 15 years,” said Attorney General Phil Weiser. “This action provides accountability for Purdue’s wrongdoing.” Attorneys general from across the country signed on to the settlement, which stemmed from allegations that Purdue Pharma produced and aggressively marketed opioids in the United States, fueling the largest drug crisis in the country’s history. As part of the settlement, Purdue’s manufacturing operations have been transferred to Knoa Pharma LLC, which has no connection to Purdue.…