Drug interactions
Dexamethasone + Nitrendipine
Severity: Minor
Dexamethasone and Nitrendipine: 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 reduce nitrendipine concentrations by inducing CYP3A4, possibly diminishing antihypertensive effect. The magnitude is probably small.
What this interaction means in plain words
Dexamethasone and Nitrendipine 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
CYP3A4 induction by dexamethasone increases nitrendipine metabolism.
What to do
Monitor blood pressure when dexamethasone is started or stopped and adjust nitrendipine dose accordingly.
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
Frequently asked questions
Can I take Dexamethasone with Nitrendipine?
MediHelp rates the interaction as minor. Dexamethasone and Nitrendipine 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 reduce nitrendipine concentrations by inducing CYP3A4, possibly diminishing antihypertensive effect. The magnitude is probably small.
How serious is the interaction between Dexamethasone and Nitrendipine?
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 pressure when dexamethasone is started or stopped and adjust nitrendipine dose accordingly.
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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