Meta-Analysishigh evidence
Contingency Management for Stimulant-Opioid Co-Use: A Systematic Review and Meta-Analysis.
Journal of addiction medicine·May 11, 2026·PMID 42109226
Why it mattersStimulant-opioid co-use is common and challenging to treat. This meta-analysis provides strong evidence that contingency management improves abstinence outcomes, offering a practical behavioral intervention for specialists managing these patients.

The papers that matter, first.
MedLit ranks the medical literature into a specialty feed with concise summaries, evidence-aware triage, and visual takeaways.
§
MedLit · Evidence, Distilled