Drug interactions
Buprenorphine long-acting + Dexamethasone-tobramycin
Severity: Moderate
Buprenorphine long-acting and Dexamethasone-tobramycin: 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
Dexamethasone may induce CYP3A4 and lower buprenorphine plasma levels, risking withdrawal or inadequate treatment of opioid use disorder. Clinical relevance is limited with ophthalmic dosing but greater with prolonged systemic steroid.
What this interaction means in plain words
Buprenorphine long-acting and Dexamethasone-tobramycin 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
Dexamethasone induces CYP3A4, increasing buprenorphine clearance.
What to do
Monitor for withdrawal symptoms and craving when systemic dexamethasone is given. If control is inadequate, return to a transmucosal formulation that allows dose titration.
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-tobramycin
Frequently asked questions
Can I take Buprenorphine long-acting with Dexamethasone-tobramycin?
MediHelp rates the interaction as moderate. Buprenorphine long-acting and Dexamethasone-tobramycin 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. Dexamethasone may induce CYP3A4 and lower buprenorphine plasma levels, risking withdrawal or inadequate treatment of opioid use disorder. Clinical relevance is limited with ophthalmic dosing but greater with prolonged systemic steroid.
How serious is the interaction between Buprenorphine long-acting and Dexamethasone-tobramycin?
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 withdrawal symptoms and craving when systemic dexamethasone is given. If control is inadequate, return to a transmucosal formulation that allows dose titration.
What other medicines interact with Dexamethasone-tobramycin?
MediHelp also lists interactions of Dexamethasone-tobramycin with, for example, Capreomycin, Carboplatin, Ciprofloxacin. The full list is on the Dexamethasone-tobramycin page.
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