Pindolol and Spironolactone and hydrochlorothiazide interaction

Pindolol and Spironolactone and hydrochlorothiazide: both prescribing labels describe an interaction that usually calls for monitoring, a dose change, or spacing the doses.

Moderate

Usually manageable with monitoring or a dose change. Tell your pharmacist you take both.

What the FDA labels say

From the Pindolol label · effective 2026-01-12

Moderate

Although beta-blockers should be avoided in overt congestive heart failure, if necessary, pindolol tablets can be used with caution in patients with a history of failure who are well-compensated, usually with digitalis and diuretics.

Warningsby drug classView label on DailyMed
Minor

Pindolol tablets have been used with a variety of antihypertensive agents, including hydrochlorothiazide, hydralazine, and guanethidine without unexpected adverse interactions.

Drug interactionsnames Spironolactone and hydrochlorothiazideView label on DailyMed
Minor

At the first sign or symptom of impending cardiac failure, patients should be fully digitalized and/or be given a diuretic, and the response observed closely.

Warningsby drug classView label on DailyMed
Minor

If cardiac failure continues, despite adequate digitalization and diuretic, pindolol tablets therapy should be withdrawn (gradually, if possible).

Warningsby drug classView label on DailyMed

From the Spironolactone and hydrochlorothiazide label · effective 2026-02-10

Moderate

Thiazides may add to or potentiate the action of other antihypertensive drugs.

Warningsby drug classView label on DailyMed

Taking more than these two? Interactions stack. Check your whole list at once; it stays in your browser.

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Not 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.