Drug interactions
Dexamethasone-neomycin-polymyxin + Insulin inhaled
Severity: Minor
Dexamethasone-neomycin-polymyxin and Insulin inhaled: 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
Systemic corticosteroids raise blood glucose and can reduce the effect of insulin. With topical or ophthalmic dexamethasone the effect on glucose is typically small.
What this interaction means in plain words
Dexamethasone-neomycin-polymyxin and Insulin inhaled have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Why it happens
Glucocorticoids increase hepatic gluconeogenesis and cause insulin resistance, opposing insulin action.
What to do
Monitor blood glucose more often if dexamethasone exposure is extensive or prolonged, and adjust insulin doses as needed.
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
Frequently asked questions
Can I take Dexamethasone-neomycin-polymyxin with Insulin inhaled?
MediHelp rates the interaction as minor. Dexamethasone-neomycin-polymyxin and Insulin inhaled have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Systemic corticosteroids raise blood glucose and can reduce the effect of insulin. With topical or ophthalmic dexamethasone the effect on glucose is typically small.
How serious is the interaction between Dexamethasone-neomycin-polymyxin and Insulin inhaled?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor blood glucose more often if dexamethasone exposure is extensive or prolonged, and adjust insulin doses as needed.
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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