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. More people are getting hooked on this gas station drug, PA addiction physician says WARNING: Georgians should be aware of a synthetic opioid known as 7 OH that's flooding gas stations and smoke shops across the state. These harmful and addictive drugs are sold like candy, and What Is a 7 OH Vape? Safety, Legality & Alternatives CATEGORIES 7 Omegaz Advanced Alkaloids 7 OH Disposable Vape Pen 2G (100mg) Krat