Drug interactions
Danicopan + Dexamethasone-tobramycin
Severity: Minor
Danicopan 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
Danicopan inhibits P-glycoprotein and can raise concentrations of P-gp substrates such as dexamethasone. With topical or ophthalmic use the systemic dexamethasone exposure is small, so the effect is likely to be limited.
What this interaction means in plain words
Danicopan 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.
Danicopan belongs to Miscellaneous; Dexamethasone-tobramycin belongs to Anti Bacterial.
Why it happens
P-glycoprotein inhibition by danicopan reduces efflux of dexamethasone.
What to do
No action is needed for local use. With systemic dexamethasone, monitor for corticosteroid adverse effects and consider dose reduction.
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 Danicopan
- Amiodarone + Danicopan Moderate
- Apixaban + Danicopan Moderate
- Atorvastatin + Danicopan Moderate
- Brentuximab + Danicopan Moderate
- Carvedilol + Danicopan Moderate
- Cladribine + Danicopan Moderate
Frequently asked questions
Can I take Danicopan with Dexamethasone-tobramycin?
MediHelp rates the interaction as minor. Danicopan 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. Danicopan inhibits P-glycoprotein and can raise concentrations of P-gp substrates such as dexamethasone. With topical or ophthalmic use the systemic dexamethasone exposure is small, so the effect is likely to be limited.
How serious is the interaction between Danicopan 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 action is needed for local use. With systemic dexamethasone, monitor for corticosteroid adverse effects and consider dose reduction.
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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