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Related Experiment Videos

Self-induced water intoxication treated with risperidone

R C Millson1, C E Emes, W G Glackman

  • 1Acute Assessment and Treatment Program, Riverview Hospital, Port Coquitlam, British Columbia.

Canadian Journal of Psychiatry. Revue Canadienne De Psychiatrie
|December 1, 1996
PubMed
Summary
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Risperidone did not effectively treat self-induced water intoxication in chronic schizophrenia patients. However, it did significantly reduce psychiatric symptoms, suggesting potential for managing addictive behaviors.

Area of Science:

  • Psychiatry
  • Pharmacology

Background:

  • Self-induced water intoxication is a rare but serious condition.
  • Chronic schizophrenia patients may exhibit polydipsia leading to water intoxication.
  • Existing treatments for this specific comorbidity are limited.

Purpose of the Study:

  • To evaluate the efficacy of risperidone in treating self-induced water intoxication.
  • To assess the impact of risperidone on psychiatric symptoms in this patient group.

Main Methods:

  • An 11-month prospective, open-label study.
  • Involved 8 male patients with chronic schizophrenia and self-induced water intoxication.
  • Administered risperidone as the primary treatment.

Main Results:

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  • Patients did not significantly reduce fluid consumption compared to baseline.
  • Risperidone significantly decreased Brief Psychiatric Rating Scale (BPRS) scores.
  • No significant reduction in water intake was observed.

Conclusions:

  • Risperidone is not efficacious for treating self-induced water intoxication in chronic schizophrenia.
  • Risperidone effectively reduced psychiatric symptoms in the studied population.
  • Findings suggest potential implications for managing addictive behaviors in psychiatric patients.