Drug interactions
Dexamethasone-neomycin-polymyxin + Palbociclib
Severity: Minor
Dexamethasone-neomycin-polymyxin and Palbociclib: 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 is at most a weak to moderate CYP3A inducer, so the effect on palbociclib is likely small. Topical use of the combination product gives minimal exposure.
What this interaction means in plain words
Dexamethasone-neomycin-polymyxin and Palbociclib 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-neomycin-polymyxin belongs to Anti Bacterial; Palbociclib belongs to Oncology.
Why it happens
Weak CYP3A4 induction by dexamethasone may slightly increase palbociclib metabolism.
What to do
No dose adjustment is usually needed; monitor clinical response during prolonged systemic dexamethasone.
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-neomycin-polymyxin
- Dexamethasone-neomycin-polymyxin + Ketorolac Major
- Dexamethasone-neomycin-polymyxin + Lapatinib Major
- Dexamethasone-neomycin-polymyxin + Levofloxacin Major
- Dexamethasone-neomycin-polymyxin + Mifepristone Major
- Dexamethasone-neomycin-polymyxin + Moxifloxacin Major
- Aldesleukin + Dexamethasone-neomycin-polymyxin Moderate
Other interactions of Palbociclib
Frequently asked questions
Can I take Dexamethasone-neomycin-polymyxin with Palbociclib?
MediHelp rates the interaction as minor. Dexamethasone-neomycin-polymyxin and Palbociclib 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 is at most a weak to moderate CYP3A inducer, so the effect on palbociclib is likely small. Topical use of the combination product gives minimal exposure.
How serious is the interaction between Dexamethasone-neomycin-polymyxin and Palbociclib?
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 adjustment is usually needed; monitor clinical response during prolonged systemic dexamethasone.
What other medicines interact with Dexamethasone-neomycin-polymyxin?
MediHelp also lists interactions of Dexamethasone-neomycin-polymyxin with, for example, Ketorolac, Lapatinib, Levofloxacin. The full list is on the Dexamethasone-neomycin-polymyxin page.
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