Parents: Teens Are Still Vaping, Despite Flavor Ban. Here's What They're Using Vermont Public Oregon's Flavored Vapes Ban Not Targeting Cannabis Derived Terps North Carolina begins ban on popular disposable vapes not approved by the FDA, starting July 1 The evidence is clear that bans on flavored vapes produce unintended consequences, including increased cigarette use among adults and teens who might have otherwise switched to less harmful alternatives, Cato's Dr. Jeffrey Denver ban on flavored nicotine products goes into effect as the new year kicks off