Drug interactions
Bortezomib + Dexamethasone-tobramycin
Severity: Minor
Bortezomib and Dexamethasone-tobramycin: minor 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 bortezomib exposure, though the two are routinely combined in myeloma regimens with established efficacy. A clinically important loss of effect has not been demonstrated.
What this interaction means in plain words
Bortezomib and Dexamethasone-tobramycin have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Bortezomib belongs to Oncology; Dexamethasone-tobramycin belongs to Anti Bacterial.
Why it happens
Possible CYP3A4 induction by dexamethasone increases bortezomib metabolism.
What to do
No dose change is usually needed; use standard regimens and monitor treatment response and neuropathy.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Dexamethasone-tobramycin
Other interactions of Bortezomib
- Apalutamide + Bortezomib Major
- Bortezomib + Carbamazepine Major
- Bortezomib + Etrasimod Major
- Bortezomib + Fosphenytoin Major
- Bortezomib + Idelalisib Major
- Bortezomib + Lonafarnib Major
Frequently asked questions
Can I take Bortezomib with Dexamethasone-tobramycin?
MediHelp rates the interaction as minor. Bortezomib and Dexamethasone-tobramycin have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Dexamethasone may induce CYP3A4 and lower bortezomib exposure, though the two are routinely combined in myeloma regimens with established efficacy. A clinically important loss of effect has not been demonstrated.
How serious is the interaction between Bortezomib and Dexamethasone-tobramycin?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No dose change is usually needed; use standard regimens and monitor treatment response and neuropathy.
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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