Nicotine Products in Oklahoma Prisons Raise Revenue, Public Health Concerns Oklahoma Watch 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 The Tulsa County jail started selling nicotine e cigs to inmates several years ago, and jail officials say it has been a major success. They say it not only helps calm inmates down Oklahoma vape shop restrictions on July 1st? Are Flavored Vapes Banned in Your U.S. State? Check the Latest List Kentucky bill looks to ban the sale of flavored vape products