Enalapril and Fosinopril interaction

Enalapril and Fosinopril: the Fosinopril prescribing label flag this combination with the strongest language, such as a contraindication, a boxed warning, or an instruction to avoid it.

Major

Do not combine without a prescriber's guidance. The label language below is the strongest FDA uses.

What the FDA labels say

From the Fosinopril (Fosinopril Sodium) label · effective 2024-05-16

Major

CONTRAINDICATIONS Fosinopril sodium tablets are contraindicated in patients who are hypersensitive to this product or to any other angiotensin-converting enzyme inhibitor (e.g., a patient who has experienced angioedema with any other ACE inhibitor therapy).

Contraindicationsby drug classView label on DailyMed
Moderate

Like other ACE inhibitors, fosinopril has been only rarely associated with hypotension in uncomplicated hypertensive patients.

Warningsby drug classView label on DailyMed
Minor

Neutropenia/Agranulocytosis Another angiotensin-converting enzyme inhibitor, captopril, has been shown to cause agranulocytosis and bone marrow depression, rarely in uncomplicated patients, but more frequently in patients with renal impairment, especially if they also have a collagen-vascular disease such as systemic lupus erythematosus or scleroderma.

Warningsby drug classView label on DailyMed
Minor

Most epidemiologic studies examining fetal abnormalities after exposure to antihypertensive use in the first trimester have not distinguished drugs affecting the renin-angiotensin system from other antihypertensive agents.

Warningsby drug classView label on DailyMed

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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.