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Fluvoxamine versus desipramine: comparative polysomnographic effects
D J Kupfer1, J M Perel, B G Pollock
1Department of Psychiatry, University of Pittsburgh School of Medicine, Western Psychiatric Institute and Clinic, PA 15213.
Biological Psychiatry
|January 1, 1991
Summary
Fluvoxamine and desipramine, antidepressants for major depression, both suppressed REM sleep. Fluvoxamine had an alerting effect, while desipramine improved sleep continuity.
Area of Science:
- Neuroscience
- Psychiatry
- Sleep Medicine
Background:
- Major depressive disorder (MDD) affects sleep architecture.
- Antidepressant medications can alter sleep patterns, including REM sleep.
- Understanding these effects is crucial for treatment optimization.
Purpose of the Study:
- To compare the effects of fluvoxamine and desipramine on sleep measures in patients with major depression.
- To investigate the relationship between sleep alterations and antidepressant efficacy.
Main Methods:
- A randomized, double-blind trial involving 35 inpatients with unipolar major depression.
- Electroencephalogram (EEG) sleep measures were recorded over a 4-week treatment period.
- Participants received either fluvoxamine or desipramine.
Main Results:
- Fluvoxamine demonstrated immediate REM sleep suppression and an alerting effect on sleep continuity.
- Desipramine administration was associated with REM sleep suppression and improved sleep continuity.
- The alerting effect of fluvoxamine may be linked to persistent REM sleep suppression, but not necessarily lack of clinical efficacy.
Conclusions:
- Both fluvoxamine and desipramine impact REM sleep in depressed patients.
- Fluvoxamine's alerting effect is distinct from its clinical efficacy and may relate to REM sleep changes.
- Further research is needed to confirm the serotonin specificity for REM sleep suppression.