Drug interactions
Fludrocortisone + Ranolazine
Severity: Minor
Fludrocortisone and Ranolazine: 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
Fludrocortisone has little clinically meaningful CYP3A4 induction at usual replacement doses. Any reduction in ranolazine exposure is theoretical.
What this interaction means in plain words
Fludrocortisone and Ranolazine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Fludrocortisone belongs to Endocrine; Ranolazine belongs to Cardiovascular.
Why it happens
Possible weak CYP3A4 induction; not well established.
What to do
No routine action is needed; monitor angina control if the patient fails to respond.
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?
Pro+ members
Unlock the full page
Create an account and start a Pro+ trial to unlock the full management advice for Fludrocortisone and Ranolazine, the additional notes, the evidence detail and the whole-prescription interaction checker.
- Full clinical management advice
- Additional notes
- Evidence detail
- Interaction checker for a whole prescription
Try Pro+ free for 7 days on the web. No card needed.
Other interactions of Ranolazine
- Adagrasib + Ranolazine Contraindicated
- Amobarbital + Ranolazine Contraindicated
- Apalutamide + Ranolazine Contraindicated
- Butabarbital + Ranolazine Contraindicated
- Carbamazepine + Ranolazine Contraindicated
- Clarithromycin + Ranolazine Contraindicated
Other interactions of Fludrocortisone
Frequently asked questions
Can I take Fludrocortisone with Ranolazine?
MediHelp rates the interaction as minor. Fludrocortisone and Ranolazine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Fludrocortisone has little clinically meaningful CYP3A4 induction at usual replacement doses. Any reduction in ranolazine exposure is theoretical.
How serious is the interaction between Fludrocortisone and Ranolazine?
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 routine action is needed; monitor angina control if the patient fails to respond.
What other medicines interact with Ranolazine?
MediHelp also lists interactions of Ranolazine with, for example, Adagrasib, Amobarbital, Apalutamide. The full list is on the Ranolazine page.
Full monographs, dosing and an interaction checker in the MediHelp app
Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.
