16-year-old Boy in Medicine / Internal Medicine — 16yo Child | Psychiatry | SMLE Q#1464
SMLE Question #1464
Medicine / Internal Medicine
Psychiatry
Last updated: February 2026
A 16-year-old boy is brought to the emergency department from a party. One hour ago, he suddenly became talkative, euphoric, and extremely energetic. He is pacing, markedly agitated, and reports vivid visual hallucinations of bright colors and moving shapes. Examination shows dilated pupils and increased psychomotor activity without nystagmus. Which of the following substances did he most likely take?
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