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Clozapine-induced intestinal occlusion: a serious side effect
Lorenzo Pelizza1, Pasquale De Luca, Maurizio La Pesa
1Casalmaggiore Psychiatric Operative Unit n. 25 - "Oglio Po" General Hospital, Cremona Hospital Institutes, Italy. anolino@yahoo.it
Acta Bio-Medica : Atenei Parmensis
|October 16, 2007
Summary
This case report details the first Italian patient experiencing clozapine-induced intestinal occlusion due to severe constipation. Management involved conservative treatment and reduced clozapine dosage, leading to symptom resolution and safe continuation of therapy.
Area of Science:
- Psychiatry
- Gastroenterology
- Pharmacology
Background:
- Clozapine is an atypical antipsychotic used for treatment-resistant schizophrenia.
- Constipation is a common side effect of clozapine therapy.
- Severe constipation can lead to serious gastrointestinal complications.
Observation:
- A 45-year-old male patient on clozapine for 5 months developed severe constipation.
- The patient presented with symptoms of intestinal occlusion.
- Conservative management, including IV fluids and rectal washout, was initiated.
Findings:
- Reducing the clozapine dosage led to rapid improvement in gastrointestinal symptoms.
- The patient achieved regular bowel movements within one week.
- Preventive strategies were implemented to allow for safe continuation of clozapine therapy.
Implications:
- This case highlights the potential for severe, even fatal, bowel obstruction from undertreated clozapine-induced constipation.
- Clinicians should be vigilant in monitoring for and managing constipation in patients on clozapine.
- Proactive management strategies are crucial for the safe and effective use of clozapine.
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