Drug therapy

  • Created by: Georgia
  • Created on: 16-04-19 02:51
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  • Biological therapy (drug)
    • Typical anti-psychotics
      • More traditional; more side effects (increased heart rate; blurred vision)
      • Chlorpromazine
        • Block dopamine receptors that reduce psychotic symptoms
        • Barlow and Durand (1995) Effective in reducing symptoms in 60% of cases
          • More impact on positive symptoms; patients still suffered from severe negative symptoms
        • Side effects; tardive dyskinesia; neuroleptic malignant syndrome (fatal)
    • Atypical anti-psychotics
      • Newer form of treatment; less side effects
      • Clozapine
        • Blocks both dopamine and serotonin receptors
          • Used for patients at high risk of suicide
        • Pickar et al (1992) Most effective in reducing symptoms when compared to others
        • Side effects; agranulocytosis (low WBC); tardive dyskinesia (reduced)
    • Evaluation
      • Improves quality of daily life for patients
      • Supported by research evidence
      • Availability of injections - stays in system for longer; quicker
      • Only treats symptoms and not the actual cause
      • Risk of relapse; 40% in first year, 15% in further years (all drug treatments)
      • Economical implications; billions spent
    • Most common treatment for schizophrenia
      • Doesn't cure, only reduces symptoms

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