The number of fatal poisonings involving opioid painkillers more than tripled from 1999 to 2006, from 4,000 to 13,800 in one year, according to a new report from the CDC. These drugs – Vicodin, OxyContin, fentanyl, and their relatives – now account for 37 percent of poisoning deaths, up from 21 percent in 1999. And the Associated Press reports that drug deaths now exceed auto accident fatalities in Massachusetts, New Hampshire, Rhode Island, Connecticut, New York, New Jersey, Maryland, Pennsylvania,…