Combination
Mixing Codeine and Methadone
OpioidOpioid
- Codeine also called
- lean, purple drank, co-codamol, dihydrocodeine
- Methadone also called
- dolophine, methadose, done
Verdict
Dangerous
Additive respiratory depression on top of methadone's accumulating baseline, for very little added effect.
Risk / Physical
The risk here is to the body — breathing, heart, temperature or organs. Set limits before you start, because this kind of harm does not announce itself in time to react.
Can you mix Codeine and Methadone?
High risk of death or life-changing injury. Do not combine.
- Codeine
- Weak, but metabolised unpredictably between people
- Methadone
- Long-acting — outlasts its own effects by many hours
- QT prolongation with methadone. https://pmc.ncbi.nlm.nih.gov/articles/PMC2760917/
- Methadone Safety: A Clinical Practice Guideline From the American Pain Society and College on Problems of Drug Dependence, in Collaboration With the Heart Rhythm Society. https://www.sciencedirect.com/science/article/pii/S1526590014005227
Checking more than two?
Combinations of three or more carry risks that no pair-by-pair chart can show. The checker rates every pair at once and flags the whole-mix ones on top.
Open this in the checkerRelated combinations
All combinations →Rated dangerous. Educational information only, not medical advice. Absence of a documented interaction is not evidence of safety.