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Galantamine improves sustained attention in chronic cocaine users
Mehmet Sofuoglu1, Andrew J Waters, James Poling
1Yale University, School of Medicine, Department of Psychiatry, VA Connecticut Healthcare System, 950 Campbell Avenue, Bldg. 36/116A4, West Haven, CT 06516, USA. mehmet.sofuoglu@yale.edu
Experimental and Clinical Psychopharmacology
|February 24, 2011
Summary
This study found that galantamine improved sustained attention and processing speed in recently abstinent cocaine users. Further clinical trials are needed to evaluate galantamine for cocaine abuse treatment.
Area of Science:
- Neuroscience
- Psychopharmacology
- Addiction Medicine
Background:
- Chronic cocaine use is associated with cognitive deficits, impacting treatment outcomes.
- Medication efficacy for cognitive enhancement in cocaine users remains understudied.
- Galantamine, an acetylcholinesterase inhibitor, is used for Alzheimer's dementia.
Purpose of the Study:
- To assess galantamine's effectiveness on cognitive functions in abstinent cocaine users.
- Investigated effects on sustained attention, response inhibition, and attentional bias.
- Examined potential of targeted medications for cognitive deficits in cocaine abuse.
Main Methods:
- Randomized, double-blind, placebo-controlled trial.
- 34 recently abstinent cocaine users received galantamine (8 mg/day) or placebo for 10 days.
- Cognitive and mood assessments conducted at baseline, Day 5, and Day 10.
Main Results:
- Galantamine significantly improved reaction time, detection sensitivity, hits, and correct rejections on the Rapid Visual Information Processing task compared to placebo.
- Galantamine also sped reaction time on the Stroop task.
- No significant effects observed on other cognitive tasks (p > .05).
Conclusions:
- Medications like galantamine show potential for enhancing cognitive function, specifically sustained attention, in abstinent cocaine users.
- These findings suggest a possible therapeutic role for galantamine in managing cognitive deficits associated with cocaine abuse.
- Further clinical investigation is warranted to confirm galantamine's efficacy in cocaine abuse treatment.
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