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Drug therapy for patients with eating disorders
J E Mitchell1, M de Zwaan, J L Roerig
1The Neuropsychiatric Research Institute, 700 1st Avenue So., P.O. Box 1415, Fargo, ND 58107, USA. mitchell@medicine.nodak.edu
Current Drug Targets. CNS and Neurological Disorders
|May 29, 2003
Summary
This review examines eating disorder pharmacotherapy, finding antidepressants like SSRIs help manage bulimia nervosa and binge eating disorder symptoms but rarely achieve remission. Limited evidence suggests SSRIs may prevent relapse in anorexia nervosa patients.
Area of Science:
- Psychiatry
- Clinical Psychology
- Pharmacology
Background:
- Eating disorders encompass bulimia nervosa, anorexia nervosa, and binge eating disorder, presenting complex treatment challenges.
- Psychopharmacology plays a role in managing these conditions, though its efficacy varies across diagnoses.
- Existing literature highlights the use of antidepressants and other agents in treatment regimens.
Purpose of the Study:
- To review the current psychopharmacology treatment literature for patients diagnosed with eating disorders.
- To synthesize findings on the effectiveness of various medications in treating bulimia nervosa, anorexia nervosa, and binge eating disorder.
- To identify promising pharmacological agents and areas requiring further investigation.
Main Methods:
- Systematic review of published research on psychopharmacological interventions for eating disorders.
- Analysis of studies focusing on antidepressants, particularly selective serotonin reuptake inhibitors (SSRIs), and atypical neuroleptics.
- Evaluation of treatment outcomes, including symptom frequency, remission rates, relapse prevention, and weight management.
Main Results:
- Selective serotonin reuptake inhibitors (SSRIs) significantly reduce binge eating and purging in bulimia nervosa but rarely lead to full remission.
- Antidepressants may aid in preventing relapse in weight-restored anorexia nervosa patients.
- Atypical neuroleptics like olanzapine are being explored for anorexia nervosa due to obsessionality, while antidepressants show promise for binge eating disorder when combined with psychotherapy.
Conclusions:
- Pharmacotherapy, particularly with antidepressants, offers benefits for symptom management in eating disorders but is often insufficient for complete remission.
- Medication alone appears less effective than psychotherapy for binge eating disorder in the short term.
- Further research is needed to optimize pharmacotherapy for eating disorders, with several agents showing potential.