What is a hallucinogen? Find out more about these mind-altering drugs by reading our latest article below. Hallucinogens are a category of drugs that produce mind-altering effects when a user takes them. Hallucinogens are often classified into two categories: classic hallucinogens and dissociative drugs. Both substances produce a euphoric effect or hallucinations. When a user… Continue Reading What is a Hallucinogen?