Doctors are warning about a substance they call gas station heroin that is available over the counter at vape stores across Arizona. The product is called 7 OH, a component derived from kratom. 7 oH vapes 7 oh kratom near me 7oh vape 7 Oh Disposable Vape CBDfx 1500mg CBD Disposable Vape Pen EDP 7OH Kratom Extract Tablets Strawberry 60mg 3ct (20mg tab) Kures Apothecary Months after FDA calls it an addictive opioid, 7 OH still sold over the counter geek bar pulse vapes