Buy Ibogaine Drug, It is used for ritual and ceremonial purposes in some African cultures. The root bark of the plant is also used as medicine. Ibogaine Drug Ibogaine is a chemical in iboga which is illegal in the United States. People take iboga for fever, influenza (the flu), high blood pressure, opioid withdrawal, and many other conditions, but there is no good scientific evidence to support these uses. Using iboga can also be unsafe.