Baclofen is NOT Recommended for Cocaine Cravings
Baclofen should not be used for treating cocaine dependence or cravings based on current evidence. The FDA has not approved baclofen for this indication 1, and the highest quality clinical trial data shows it is ineffective for cocaine use disorder.
Evidence Against Baclofen for Cocaine
Definitive Clinical Trial Evidence
The most rigorous evidence comes from a multi-center, double-blind randomized controlled trial that found no significant difference between baclofen (60 mg/day) and placebo in treating severe cocaine dependence 2. This 8-week trial specifically measured cocaine use substantiated by urine benzoylecgonine testing—an objective outcome measure.
Mixed and Contradictory Research Findings
The evidence base shows substantial inconsistency:
- One small pilot study (N=70) suggested baclofen reduced cocaine use in patients with chronic baseline cocaine use patterns 3, but this was a preliminary screening trial
- Laboratory studies show minimal effects: Baclofen did not alter cocaine's reinforcing effects, subjective "high," or stimulation in controlled settings 4, 5
- One study showed only modest effects: Baclofen (60 mg) decreased self-administration of only the lowest cocaine dose (12 mg) in non-opioid dependent users, but did not reduce cocaine's robust subjective effects 4
- In methadone-maintained patients, baclofen showed a distinctly different pattern—decreasing craving but not actual cocaine use—suggesting it may not be effective in opioid-dependent cocaine users 4
FDA-Approved Indications
Baclofen is FDA-approved only for spasticity from multiple sclerosis and spinal cord conditions 1. The FDA label explicitly states: "Baclofen is not indicated in the treatment of skeletal muscle spasm resulting from rheumatic disorders. The efficacy of baclofen in stroke, cerebral palsy, and Parkinson's disease has not been established" 1. Cocaine dependence is not mentioned as an indication.
What DOES Work: Evidence-Based Treatment
The gold standard treatment for cocaine addiction is psychosocial intervention, specifically the combination of contingency management plus community reinforcement approach 6. This combination was found to be the most efficacious and acceptable treatment both short-term and long-term in a comprehensive network meta-analysis of 50 clinical studies involving 6,943 participants 6.
Current international clinical guidelines recommend psychosocial interventions as first-line treatment, with little evidence supporting pharmacotherapy for cocaine or amphetamine addiction 6.
Safety Considerations If Misused
If baclofen were to be prescribed off-label despite lack of efficacy evidence, critical safety concerns include:
- Abrupt withdrawal can cause hallucinations and seizures—dose must be tapered slowly 1
- Neonatal withdrawal syndrome if used during pregnancy 1
- Dose adjustment required in renal impairment as baclofen is primarily renally excreted 1
- Sedation risk that may confound any perceived benefit 7
Clinical Bottom Line
Refer patients with cocaine use disorder to evidence-based psychosocial interventions (contingency management combined with community reinforcement approach). Do not prescribe baclofen for cocaine cravings or dependence—the evidence does not support its use, and there are no established dosing protocols for this indication.