The chase is on: Regulators are slowly cracking down on vapes aimed at teens OPB Exemption in vape rules allows continued sale of flavors WXXI News The Food and Drug Administration (#FDA) on Tuesday authorized selected #vape flavors from a Los Angeles manufacturer, #Glas, highlighting safeguards to limit underage use. FDA Finally Authorizes Fruit Flavored Vapes. Here's What It Took. Filter