A. The development of a reversible substance-specific syndrome due to recent ingestion of (or exposure to) a substance. NOTE: different substances may produce similar or identical syndromes.
B. Clinically significant maladaptive behavioral or psychological changes that are due to the effect of the substance on the central nervous system (e.g., belligerence, mood liability, cognitive impairment, impaired judgment, impaired social or occupational functioning) and development during or shortly after use of the substance.
C. The symptoms are not due to a general medical condition and are not better accounted for by another mental disorder.