Based on the primary effects described in the scenario, which class of psychoactive drugs is the most likely cause? Justify your answer by explaining how the reported experiences align with the fundamental characteristics of that drug class.

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Hallucinogens are a category of psychoactive drugs known for causing significant distortions in a user's sensory and perceptual experiences, affecting how a person sees, feels, and perceives the world. This class of drugs is notably diverse, impacting a variety of different neurotransmitter systems.

Hallucinogens

* Mescaline 
* LSD
* PCP (angel dust) 
* Ketamine (an animal anesthetic)
* Marijuana
* Peyote
* Mescaline
* DMT

Examples of Hallucinogens

* Increased heart rate 
* Increased blood pressure 
May dissipate over time

Hallucinogens Effects on the Body

The use of hallucinogens can lead to a range of perceptual effects. Common experiences include vivid visual hallucinations, distorted bodily sensations, such as feeling disproportionately large, and a warped sense of time.

Perceptual Effects of Hallucinogens

Hallucinogens can be categorized based on their primary mechanism of action within the brain's neurotransmitter systems. Key examples of these categories include serotonin agonists, such as mescaline and LSD, and NMDA glutamate receptor antagonists, like PCP and ketamine.

Classification of Hallucinogens by Mechanism

In comparison to other major classes of psychoactive drugs, hallucinogens are generally considered to possess a lower potential for abuse.

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