Chapter 17 Notes: drugs for psychoses

Chapter 17 Notes: drugs for psychoses - Chapter 17 Drugs...

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Chapter 17 Drugs for Psychoses Psychosis: A severe mental disorder characterized by disordered thought processes Hallucinations Delusions Illusions Paranoia Goals of treatment: Suppress acute episodes Prevent acute recurrence Maintain highest level of functioning Schizophrenia Symptoms appear in early adulthood Positive symptoms Negative symptoms Associated with the dopamine type 2 (D2) receptor Conventional Antipsychotic Agents: Most antipsychotic drugs bind to dopamine receptors and block the action of dopamine 2 major categories: Conventional antipsychotic: chlorpromazine (Thorazine) Atypical antipsychotic:
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Unformatted text preview: • risperidone (Risperdal) Adverse Reactions • Neuroleptic malignant syndrome (NMS) • Extrapyramidal Syndrome: • pseudoparkinsonism : masklike face and rigidity • acute dystonia : severe muscle spasms • akathisia: restless/constant pacing • anticholinergic effects • tardive dyskinesia : movements of the mouth, body, and extremities • hypotension • sedation • sexual dysfunction Conventional Antipsychotic • Conventional antipsychotic; schizophrenic drug • D2 dopamine receptor antagonist; nonphenothiazine • Haloperidol (Haldol) • Less sedation and hypertension than Thorazine...
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  • Spring '13
  • Crawford
  • Schizophrenia, Antipsychotic, Conventional Antipsychotic Agents

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