Carvedilol and Digoxin interaction
Carvedilol and Digoxin: both prescribing labels describe an interaction that usually calls for monitoring, a dose change, or spacing the doses.
Usually manageable with monitoring or a dose change. Tell your pharmacist you take both.
What the FDA labels say
From the Carvedilol (Coreg) label · effective 2026-07-31
Cyclosporine or digoxin levels may increase.
Digoxin concentrations are increased by about 15% when digoxin and carvedilol are administered concomitantly.
Therefore, increased monitoring of digoxin is recommended when initiating, adjusting, or discontinuing COREG [see Clinical Pharmacology (12.5) ] .
Both digitalis glycosides and β-blockers slow atrioventricular conduction and decrease heart rate.
Digitalis Glycosides Both digitalis glycosides and β-blockers slow atrioventricular conduction and decrease heart rate.
From the Digoxin label · effective 2025-04-10
Carvedilol 16% 14% Conivaptan 33% 43% Diltiazem 20% NA Indomethacin 40% NA Mirabegron 29% 27% Nefazodone 27% 15% Nifedipine 45% NA Propantheline 24% 24% Quinine NA 33% Rabeprazole 29% 19% Saquinavir 27% 49% Spironolactone 25% NA Telmisartan 20 to 49% NA Ticagrelor 31% 28% Tolvaptan 30% 20% Trimethoprim 22 to 28% NA Digoxin Concentrations Increased, but Magnitude…
Beta-adrenergic Blockers and Calcium Channel Blockers Additive effects on AV node conduction can result in complete heart block.
Taking more than these two? Interactions stack. Check your whole list at once; it stays in your browser.
Open in the checkerNot medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.