Benzodiazepines and Opioids: Drug Interaction Guide
Quick answer: This is a major interaction — avoid combining Benzodiazepines and Opioids unless specifically directed by your doctor.
How Benzodiazepines interacts with Opioids
Benzodiazepines enhance GABA-A receptor-mediated CNS depression, while opioids activate mu-opioid receptors that suppress respiratory drive. The combination produces additive sedation and respiratory depression.
What you should do
Avoid routine co-prescribing. If unavoidable, use the lowest effective doses, limit duration, counsel on overdose risk, and consider naloxone provision.
Key facts
Severity
Major — avoid combination
Mechanism
Benzodiazepines enhance GABA-A receptor-mediated CNS depression, while opioids activate mu-opioid receptors that suppres...
Action
Avoid routine co-prescribing. If unavoidable, use the lowest effective doses, limit duration, counsel on overdose risk, ...
Frequently asked questions
Can I take Benzodiazepines and Opioids together?
No — this combination should generally be avoided. Avoid routine co-prescribing. If unavoidable, use the lowest effective doses, limit duration, counsel on overdose risk, and consider naloxone provision.
What is the severity of this interaction?
The interaction between Benzodiazepines and Opioids is classified as Major — avoid combination. Benzodiazepines enhance GABA-A receptor-mediated CNS depression, while opioids activate mu-opioid receptors that suppress respiratory drive. The combination produces additive sedation and respiratory depression.
What should I do if I'm prescribed both?
Avoid routine co-prescribing. If unavoidable, use the lowest effective doses, limit duration, counsel on overdose risk, and consider naloxone provision. Always consult your prescribing clinician — do not stop or change medications without medical guidance.
Last reviewed: by iMedic Medical Editorial Team. Our editorial process.