Drug interactions
Buprenorphine buccal + Dexamethasone
Severity: Moderate
Buprenorphine buccal and Dexamethasone: moderate interaction.
Last updated
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
Buprenorphine is metabolized mainly by CYP3A4, and dexamethasone can induce this enzyme. Buprenorphine levels may fall, leading to reduced analgesia or emergence of withdrawal symptoms.
What this interaction means in plain words
Buprenorphine buccal and Dexamethasone can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Why it happens
CYP3A4 induction by dexamethasone increasing buprenorphine clearance.
What to do
Monitor for loss of analgesia or opioid withdrawal during prolonged dexamethasone therapy and titrate buprenorphine as needed.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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Other interactions of Dexamethasone
- Bcg vaccine live + Dexamethasone Contraindicated
- Dexamethasone + Mifepristone Contraindicated
- Dexamethasone + Rilpivirine Contraindicated
- Dexamethasone + Smallpox vaccine live Contraindicated
- Dexamethasone + Varicella virus vaccine live Contraindicated
- Dexamethasone + Yellow fever vaccine Contraindicated
Frequently asked questions
Can I take Buprenorphine buccal with Dexamethasone?
MediHelp rates the interaction as moderate. Buprenorphine buccal and Dexamethasone can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Buprenorphine is metabolized mainly by CYP3A4, and dexamethasone can induce this enzyme. Buprenorphine levels may fall, leading to reduced analgesia or emergence of withdrawal symptoms.
How serious is the interaction between Buprenorphine buccal and Dexamethasone?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor for loss of analgesia or opioid withdrawal during prolonged dexamethasone therapy and titrate buprenorphine as needed.
What other medicines interact with Dexamethasone?
MediHelp also lists interactions of Dexamethasone with, for example, Bcg vaccine live, Mifepristone, Rilpivirine. The full list is on the Dexamethasone page.
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