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Drug interactions

Enalapril + Perphenazine

Severity: Minor

Enalapril and Perphenazine: minor interaction.

Last updated

For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.

Summary

Perphenazine has modest alpha-blocking activity that may produce orthostatic hypotension. This can add to the blood pressure lowering effect of enalapril.

What this interaction means in plain words

Enalapril and Perphenazine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.

Enalapril belongs to Cardiovascular; Perphenazine belongs to Central Nervous System.

Evidence level: Low

Why it happens

Additive hypotension from alpha-1 adrenergic blockade and ACE inhibition.

What to do

Monitor blood pressure and orthostatic symptoms when starting or changing doses.

What to ask your pharmacist

  • Is there anything I should notice while taking both?
  • Do I need to tell my doctor at the next visit?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Frequently asked questions

Can I take Enalapril with Perphenazine?

MediHelp rates the interaction as minor. Enalapril and Perphenazine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Perphenazine has modest alpha-blocking activity that may produce orthostatic hypotension. This can add to the blood pressure lowering effect of enalapril.

How serious is the interaction between Enalapril and Perphenazine?

MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor blood pressure and orthostatic symptoms when starting or changing doses.

What other medicines interact with Enalapril?

MediHelp also lists interactions of Enalapril with, for example, Aliskiren, Protein a column, Sacubitril / valsartan. The full list is on the Enalapril page.

Full monographs, dosing and an interaction checker in the MediHelp app

Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.

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