Can You Take Spironolactone and Warfarin Together?
No documented interaction was identified between spironolactone and warfarin in the sources reviewed.
See the full Spironolactone page and Warfarin page for other reviewed interactions and reference information.
What the interaction means
Warfarin's FDA label's only mention of spironolactone's relevance is 'WARFARIN REVERSAL AGENT' inside its generic pharmacologic-class taxonomy dropdown, not a prose interaction statement. Spironolactone's own label does not mention warfarin.
No documented interaction between Spironolactone and Warfarin was identified in the authoritative sources reviewed. This is not a guarantee that no interaction exists for every dose, formulation, or individual -- it means the sources checked did not document one.
Practical context
Both substances' own current FDA labels were checked directly, full text, in both directions; the taxonomy-list mention was deliberately not treated as a real interaction claim.
What the sources say
Last reviewed 2026-08-23
Medical information disclaimer: this information is general and educational. It does not diagnose conditions, prescribe treatment, or determine whether a combination is safe for you personally. Follow your prescription label and ask a pharmacist or clinician before starting, stopping, or combining products. Full disclaimer.
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- Warfarin and IronInsufficient evidence
- Warfarin and MagnesiumInsufficient evidence
- Warfarin and ZincInsufficient evidence
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- Warfarin and Vitamin KUse caution
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- Warfarin and CalciumInsufficient evidence
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- Warfarin and SertralineUse caution
- Warfarin and OmeprazoleUse caution
- Warfarin and Vitamin B12Insufficient evidence
- Warfarin and DoxycyclineInsufficient evidence
- Warfarin and CopperInsufficient evidence
- Warfarin and LevothyroxineInsufficient evidence
- Warfarin and MetforminInsufficient evidence
- Warfarin and Vitamin DInsufficient evidence
- Warfarin and MelatoninMonitor
- Warfarin and CaffeineUse caution
- Warfarin and AtorvastatinUse caution
- Warfarin and ProbioticsInsufficient evidence
- Warfarin and TurmericInsufficient evidence
- Warfarin and CreatineInsufficient evidence
- Warfarin and Folate / Folic AcidInsufficient evidence
- Warfarin and AshwagandhaInsufficient evidence
- Warfarin and AspirinUse caution
- Warfarin and AmlodipineInformational
- Warfarin and EscitalopramUse caution
- Warfarin and IbuprofenUse caution
- Warfarin and Vitamin CInsufficient evidence
- Warfarin and LosartanInformational
- Warfarin and Omega-3 / Fish OilMonitor
- Warfarin and Vitamin EMonitor