Millions of U.S. drug users now are addicted to several substances, not just opioids like fentanyl and heroin. The shift is making treatment far more difficult.
Mr. Perry, who died on Saturday, was best known for his role in “Friends,” the NBC sitcom that followed a group of young professionals living in Manhattan.
Some vapes are appearing with increasing nicotine levels that approach those in a carton of cigarettes. U.S. regulators did not authorize them, but have failed to keep them off shelves.