Major opioid maker to pay for overdose-antidote development

A company whose prescription opioid marketing practices are being blamed for sparking the addiction and overdose crisis says it's helping to fund an effort to make a lower-cost overdose antidote.OxyContin maker Purdue Pharma announced Wednesday that it's making a $3.4 million grant to Harm Reduction Therapeutics, a Pittsburgh-based nonprofit, to help develop a low-cost naloxone nasal spray.The announcement comes as lawsuits from local governments blaming Purdue, based in Stamford, Connecticut, a