CANNABIS

CANNABIS


CANNABIS

Introduction:

  • Derived from Cannabis sativa.
  • Most commonly used illegal drug.
  • Active ingredient – δ-9 tetrahydrocannabinol (THC).
  • Can be ingested orally/more commonly smoked.
  • No significant withdrawal symptoms.

Cannabis intoxication:

Characterized by.

  • Euphoria.
  • Subjective sense of slowing of time
  • Sense of floating in air.
  • Reddening of conjunctiva (due to dilatation of conjunctival blood vessels).
  • Increased appetite.
  • Dryness of mouth.
  • “Bad trip” – Restless, fearful, extremely anxious (similar to panic attack).

Other symptoms: 

  • Depersonalization
  • Derealization
  • Synesthesia (cross-over of sensory perceptions).

Cannabis-related disorders:

  • Cannabis-induced psychotic disorder (hemp insanity):
    • Psychotic symptoms (Delusions & hallucinations).
  • Cannabis-induced anxiety disorders.

Flash-back phenomenon: 

  • Characterized by recurrence of cannabis use experience in absence of current cannabis use.

Running amok: 

  • Described as rage development (may hurt or even kill others)in an indiscriminate fashion.

Amotivational syndrome: 

  • Characterized by an unwillingness to persist in any task (at school/work) & uninterested, lethargic & pathetic.

Treatment:

  • No withdrawal symptoms – No treatment mostly required.
  • Short-term treatment – Benzodiazepines.
  • Long-term treatment – Psychotherapeutic approach (cognitive behavioral therapy, family therapy or group therapies).

Exam Important

  • Cannabis is derived from Cannabis sativa.
  • Cannabis is most commonly used illegal drug.
  • Active ingredient of cannabis is δ-9 tetrahydrocannabinol (THC).
  • Cannabis intoxication manifests reddening of conjunctiva, increased appetite & bad trip.
  • “Bad trip” means felling restless, fearful, extremely anxious (similar to panic attack) after cannabis consumption.
  • Synesthesia (cross-over of sensory perceptions) occurs as a result of cannabis intoxication.
  • Flash-back phenomenon is characterized by recurrence of cannabis use experience in absence of current cannabis use.
  • Running amok is described as development of rage (may hurt or even kill others)in an indiscriminate fashion after cannabis consumption.
  • Amotivational syndrome is characterized by an unwillingness to persist in any task (at school/work) & uninterested, lethargic & pathetic as a result of cannabis consumption.
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