Ibogaine (IBO) is an indole alkaloid from the West African shrub, Tabernanthe iboga. It is structurally related to harmaline, and both these compounds are rigid analogs of melatonin. IBO has both psychoactive and stimulant properties. In single-blind trials with humans, it ameliorated withdrawal symptoms and interrupted the addiction process. However, IBO also produced neurodegeneration of...
Methylenedioxymethamphetamine (MDMA) was administered to dogs and rats orally once a day for a 28-day period to evaluate the morphological and neuropathological effects. Major clinical signs associated with the administration of MDMA in the dog included circling, depression, dilated pupils, hyperactivity, rapid breathing, and salivation. Major clinical signs in the rat included hyperactivity,...