Kansas Gov. signs bill banning 7 OH kratom products 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 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. What Is a 7 OH Vape? Safety, Legality & Alternatives 7oh Gummies 7 O'Heaven 7 OH Kratom Vape Pen 7 Hydroxymitragynine Vape