Drug interactions
Dexamethasone + Naldemedine
Severity: Minor
Dexamethasone and Naldemedine: 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 reduce naldemedine exposure, potentially diminishing relief of opioid-induced constipation. The effect is likely modest compared with strong inducers.
What this interaction means in plain words
Dexamethasone and Naldemedine 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 belongs to Endocrine; Naldemedine belongs to Gastrointestinal Tract.
Why it happens
Dexamethasone induces CYP3A4, increasing naldemedine metabolism.
What to do
Monitor bowel function and adjust the laxative regimen if response is inadequate.
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
- Bcg vaccine live + Dexamethasone Contraindicated
- Dexamethasone + Mifepristone Contraindicated
- Dexamethasone + Rilpivirine Contraindicated
- Dexamethasone + Smallpox vaccine live Contraindicated
- Dexamethasone + Varicella virus vaccine live Contraindicated
- Dexamethasone + Yellow fever vaccine Contraindicated
Other interactions of Naldemedine
- Bupropion-naltrexone + Naldemedine Major
- Naldemedine + Naltrexone Major
- Naldemedine + Phenytoin Major
- Naldemedine + Rifampicin Major
- Amobarbital + Naldemedine Moderate
- Apalutamide + Naldemedine Moderate
Frequently asked questions
Can I take Dexamethasone with Naldemedine?
MediHelp rates the interaction as minor. Dexamethasone and Naldemedine 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 reduce naldemedine exposure, potentially diminishing relief of opioid-induced constipation. The effect is likely modest compared with strong inducers.
How serious is the interaction between Dexamethasone and Naldemedine?
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 bowel function and adjust the laxative regimen if response is inadequate.
What other medicines interact with Dexamethasone?
MediHelp also lists interactions of Dexamethasone with, for example, Bcg vaccine live, Mifepristone, Rilpivirine. The full list is on the Dexamethasone page.
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