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Hallucinogens are distinct from other psychoactive drugs as they do not affect the central nervous system (CNS) by creating euphoria; rather, they disrupt the messages being perceived. These substances produce radical changes in a person’s mental state by creating a disconnect between the physical world and the user’s perception of the physical world, leading to sensory hallucinations. Hallucinogens produce sensations of separation from self and reality, unusual changes in thoughts, feelings, and perceptions including delusions and illusions but without typically creating delirium. Changes may include a loss or confusion of body image; altered perceptions of colors, distance, and shape; and an apparent distortion, blending, or synthesis of senses whereby one sees sounds and smells colors. These agents can also produce severe anxiety and panic.

Hallucinogens produce ...

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