Hallucinogen Dependence

1. Hallucinogen abuse: A destructive pattern of hallucinogen use, leading to significant social, occupational, or medical impairment.
2. Must have three (or more) of the following, occurring when the hallucinogen use was at its worst:
   1. Hallucinogen tolerance: Either need for markedly increased amounts of hallucinogen to achieve intoxication, or markedly diminished effect with continued use of the same amount of hallucinogen.
   2. Greater use of hallucinogen than intended: Hallucinogen was often taken in larger amounts or over a longer period than was intended
   3. Unsuccessful efforts to cut down or control hallucinogen use: Persistent desire or unsuccessful efforts to cut down or control hallucinogen use
   4. Great deal of time spent in using hallucinogen, or recovering from hangovers
   5. Hallucinogen caused reduction in social, occupational or recreational activities: Important social, occupational, or recreational activities given up or reduced because of hallucinogen use.
   6. Continued using hallucinogen despite knowing it caused significant problems: Continued hallucinogen use is continued despite knowledge of having a persistent or recurrent physical or psychological problem that is likely to have been worsened by hallucinogen

• Learning Problem
• Psychosis
• Depressed Mood
• Somatic or Sexual Dysfunction
• Hyperactivity
• Addiction
• Odd or Eccentric or Suspicious Personality
• Dramatic or Erratic or Antisocial Personality

Some disorders display similar or sometimes even the same symptom. The clinician, therefore, in his diagnostic attempt has to differentiate against the following disorders which he needs to rule out to establish a precise diagnosis.

• Nonpathologic hallucinogen use for recreational or medical purposes;
• Repeated episodes of Hallucinogen Intoxication.