Drug interactions
Finerenone + Heparin
Severity: Moderate
Finerenone and Heparin: moderate 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
Heparin suppresses aldosterone synthesis and can cause hyperkalemia. Finerenone, a mineralocorticoid receptor antagonist, also raises potassium, so the effect may be additive, especially with prolonged heparin use or renal impairment.
What this interaction means in plain words
Finerenone and Heparin can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Finerenone belongs to Cardiovascular; Heparin belongs to Cardiovascular.
Why it happens
Heparin-induced aldosterone suppression and finerenone's mineralocorticoid receptor blockade both reduce renal potassium excretion.
What to do
Monitor serum potassium and renal function during combined use. Adjust the finerenone dose according to potassium levels as per labeling.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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Other interactions of Heparin
- Defibrotide + Heparin Contraindicated
- Heparin + Ketorolac Contraindicated
- Heparin + Oritavancin Contraindicated
- Acemetacin + Heparin Major
- Acetylsalicylic acid + Heparin Major
- Alteplase + Heparin Major
Other interactions of Finerenone
- Carbamazepine + Finerenone Contraindicated
- Clarithromycin + Finerenone Contraindicated
- Ensitrelvir + Finerenone Contraindicated
- Finerenone + Itraconazole Contraindicated
- Finerenone + Ketoconazole Contraindicated
- Finerenone + Posaconazole Contraindicated
Frequently asked questions
Can I take Finerenone with Heparin?
MediHelp rates the interaction as moderate. Finerenone and Heparin can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Heparin suppresses aldosterone synthesis and can cause hyperkalemia. Finerenone, a mineralocorticoid receptor antagonist, also raises potassium, so the effect may be additive, especially with prolonged heparin use or renal impairment.
How serious is the interaction between Finerenone and Heparin?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor serum potassium and renal function during combined use. Adjust the finerenone dose according to potassium levels as per labeling.
What other medicines interact with Heparin?
MediHelp also lists interactions of Heparin with, for example, Defibrotide, Ketorolac, Oritavancin. The full list is on the Heparin page.
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