Drug interactions
Dexamethasone-tobramycin + Ocrelizumab
Severity: Minor
Dexamethasone-tobramycin and Ocrelizumab: 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
Ocrelizumab depletes B cells, and systemic corticosteroids add immunosuppression that may raise infection risk. Topical dexamethasone-tobramycin delivers little systemic steroid, so the added risk is small.
What this interaction means in plain words
Dexamethasone-tobramycin and Ocrelizumab 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-tobramycin belongs to Anti Bacterial; Ocrelizumab belongs to Central Nervous System.
Why it happens
Additive immunosuppression from B-cell depletion and corticosteroid effects, relevant mainly with systemic steroid exposure.
What to do
No change is needed for topical use. With systemic dexamethasone, monitor for infection signs.
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 Ocrelizumab
- Adenovirus types 4 and 7 live + Ocrelizumab Contraindicated
- Influenza virus vaccine quadrivalent intranasal + Ocrelizumab Contraindicated
- Measles mumps and rubella vaccine live + Ocrelizumab Contraindicated
- Measles mumps rubella and varicella vaccine live + Ocrelizumab Contraindicated
- Measles vaccine + Ocrelizumab Contraindicated
- Anti-thymocyte + Ocrelizumab Major
Frequently asked questions
Can I take Dexamethasone-tobramycin with Ocrelizumab?
MediHelp rates the interaction as minor. Dexamethasone-tobramycin and Ocrelizumab have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Ocrelizumab depletes B cells, and systemic corticosteroids add immunosuppression that may raise infection risk. Topical dexamethasone-tobramycin delivers little systemic steroid, so the added risk is small.
How serious is the interaction between Dexamethasone-tobramycin and Ocrelizumab?
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 change is needed for topical use. With systemic dexamethasone, monitor for infection signs.
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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