Hydrocodone and Buprenorphine: Interaction Details
AI-assisted, pharmacist-reviewed · AI content regenerated Jul 11, 2026 · Source data updated Jul 2, 2026 · Sources: FDA labeling, DDInter 2.0, cited literature
Buprenorphine
Hydrocodone
How we grade severity & evidence
Severity levels
- Contraindicated: These should generally not be used together.
- Major: Potentially serious — often needs a change or close monitoring.
- Moderate: Can be significant — usually manageable with monitoring.
- Minor: Usually limited clinical impact.
Evidence grades
- Established: Well documented — supported by controlled studies or strong clinical data.
- Probable: Good supporting evidence, though not definitively proven.
- Suspected: Some evidence suggests this interaction, but it is not well established.
- Possible: Limited or conflicting evidence; the interaction may occur.
- Theoretical: Predicted from the drugs' pharmacology; not yet confirmed in people.
Ratings come from the documented interaction literature and are reviewed by a pharmacist. They describe the documented risk of the combination, not what will necessarily happen to you — your dose, timing, and health picture all matter.
Buprenorphine and hydrocodone can work against each other. Hydrocodone is a full opioid pain reliever, while buprenorphine only partially turns on the same opioid receptors and can block them. When you take both, buprenorphine can crowd hydrocodone off those receptors, so your pain medicine may not work as well. If you already depend on opioids, this can even trigger withdrawal feelings like nausea, sweating, chills, or muscle aches.
There is also a small, mostly theoretical concern that both drugs can nudge serotonin levels, which in rare cases causes agitation, fast heartbeat, or shakiness. The good news: your care team can manage this by choosing the right medicine for you, so please talk with your pharmacist or doctor before combining them.
Mechanism: Buprenorphine is a high-affinity partial mu-opioid agonist with antagonist activity. Co-administration with the full agonist hydrocodone can competitively displace/block hydrocodone at mu receptors, reducing analgesia and potentially precipitating opioid withdrawal in dependent patients. Neither is a prodrug in a way that reverses this; the PD antagonism dominates.
- Direction: reduced hydrocodone analgesic effect; possible withdrawal.
- Serotonergic: additive serotonergic potential, theoretical serotonin syndrome risk, greatest at initiation/titration.
- Evidence: theoretical; severity major; onset unspecified.
- Management: avoid concomitant use; monitor for withdrawal and serotonin toxicity (autonomic instability, clonus, hyperreflexia, mental status change); discontinue if serotonin syndrome suspected.
What happens
Reduced analgesic effect or precipitation of withdrawal symptoms, and an increased risk of serotonin syndrome
Interaction Deep Dive
Refrain from giving HYDROcodone together with a mixed opioid agonist/antagonist or a partial agonist opioid analgesic, since this combination can diminish the analgesic action of HYDROcodone and may bring on withdrawal symptoms. Furthermore, monitor the patient closely when HYDROcodone is used alongside other agents that act on the serotonergic system, particularly at the start of therapy and during dose titration, because the likelihood of serotonin syndrome rises; stop treatment if it is suspected12.
Why it happens (mechanism)
Opioid receptor antagonism; additive serotonergic effects
How to manage this interaction
The main step here is avoiding this combination when possible. Because buprenorphine can block the pain relief from hydrocodone and may bring on withdrawal, most care teams do not use these two together.
- Keep taking your medicines exactly as prescribed. Do not start, stop, or change either one on your own.
- Tell your pharmacist and prescriber about every opioid you take so they can pick the safest single pain plan for you.
- Watch especially in the first days or after a dose change for withdrawal (nausea, sweating, chills, aches) or serotonin symptoms (agitation, fast heartbeat, tremor, high fever).
- Get medical help right away if those symptoms appear.
Management is individual — confirm any change with your pharmacist or prescriber.
Common questions
Can I take Hydrocodone and Buprenorphine together?
Buprenorphine can block hydrocodone's pain relief and may trigger withdrawal, so this combination is generally avoided; talk with your pharmacist or doctor to settle on one pain plan. Always confirm with your pharmacist or prescriber before making any change.
How serious is the Hydrocodone and Buprenorphine interaction?
It is rated major. Potentially serious — often needs a change or close monitoring.
How quickly could this interaction happen?
The documented onset is "unspecified". The timing of this interaction is not well characterized.
How is the Hydrocodone and Buprenorphine interaction managed?
The main step here is avoiding this combination when possible. Because buprenorphine can block the pain relief from hydrocodone and may bring on withdrawal, most care teams do not use these two together. Keep taking your medicines exactly as prescribed. Do not start, stop, or change either one on your own. Tell your pharmacist and prescriber about every opioid you take so they can pick the safest… Management is individual — always follow your own care team's guidance.
How strong is the evidence for this interaction?
The evidence is graded "theoretical". Predicted from the drugs' pharmacology; not yet confirmed in people.
From our Q&A
Real reader questions about these medications, each personally answered by our pharmacist:
Questions for your pharmacist
- Does my dose of Hydrocodone or Buprenorphine need adjusting while I take them together?
- What symptoms should prompt me to call you or my prescriber right away?
- Does the timing of my doses matter for this combination?
- Is there a safer alternative to one of these medications for me?
References (2)
- Product Information: HYSINGLA(R) ER oral extended-release tablets, hydrocodone bitartrate oral extended-release tablets. Purdue Pharma LP (per FDA), Stamford, CT, 2023. DailyMed
- Product Information: APADAZ(R) oral tablets, benzhydrocodone acetaminophen oral tablets. Zevra Therapeutics, Inc. (per FDA), Celebration, FL, 2023. DailyMed
Keep reading about Buprenorphine
Keep reading about Hydrocodone
These medications also interact with supplements
Prescription drugs aren't the whole picture — herbal and dietary supplements can interact with them too. From the evidence-graded Natural Medicines database:
major · moderate · minor — check everything you take with our drug–supplement interaction checker.
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