LRADAC Health Alert: 7OH A Dangerous New Synthetic Drug A new synthetic substance called 7OH is raising concern among health officials. Here's what you need to know Unproven and Unregulated: The Opioid Risk of 7 Hydroxymitragynine Vapes" Todd Underwood posted on the topic LinkedIn 7 Oh Disposable Vape PainCrusher Rx 7 Oh 2 Gram Disposable Vape Cloud Nine Shoppe 7 OH Withdrawal 7oh Kratom Smoke Tokz Vape Tokz 510 Battery Vaporizer 7 O'Heaven 7 OH Kratom Vape Pen Master Distributor Wholesale Vape Shops Are Selling 7 OH: The Dangers Behind the Counter Parents: Have You Heard of 7 OH? A new substance called 7 OH (7 Hydroxymitragynine) is starting to appear in gas stations, vape shops, and online stores, and many people don't realize the risks.