Carvedilol and Nisoldipine interaction
Carvedilol and Nisoldipine: 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
COREG may be used with caution, however, in patients who do not respond to, or cannot tolerate, other antihypertensive agents.
As with other β-blockers, if COREG is administered with calcium channel blockers of the verapamil or diltiazem type, it is recommended that ECG and blood pressure be monitored.
Verapamil- or diltiazem-type calcium channel blockers may affect ECG and/or blood pressure.
Calcium Channel Blockers Conduction disturbance (rarely with hemodynamic compromise) has been observed when COREG is coadministered with diltiazem.
From the Nisoldipine (Sular) label · effective 2026-03-12
Pharmacokinetic interactions between nisoldipine and beta-blockers (atenolol, propranolol) were variable and not significant.
The blood pressure effect of SULAR tended to be greater in patients on atenolol than in patients on no other antihypertensive therapy.
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.