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Drug interactions

Enalapril-hydrochlorothiazide + Voclosporin

Severity: Major

Enalapril-hydrochlorothiazide and Voclosporin: major 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

Voclosporin is a calcineurin inhibitor that causes hyperkalemia and nephrotoxicity. With an ACE inhibitor, the risks of hyperkalemia and reduced glomerular filtration rise, and a thiazide may add volume depletion.

What this interaction means in plain words

Enalapril-hydrochlorothiazide and Voclosporin can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.

Enalapril-hydrochlorothiazide belongs to Cardiovascular; Voclosporin belongs to Miscellaneous.

Evidence level: Moderate

Why it happens

Calcineurin inhibition reduces renal potassium secretion and afferent vasoconstriction, adding to ACE inhibitor effects on efferent tone and aldosterone.

What to do

Monitor serum potassium and eGFR frequently, especially at initiation and dose changes. Adjust or stop voclosporin or the ACE inhibitor if hyperkalemia or renal decline occurs.

What to ask your pharmacist

  • Does the benefit of taking both outweigh the risk in my case?
  • Do I need any blood test, ECG or other check while on both?
  • What early warning signs should I watch for, and what should I do if they appear?

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-hydrochlorothiazide with Voclosporin?

MediHelp rates the interaction as major. Enalapril-hydrochlorothiazide and Voclosporin can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Voclosporin is a calcineurin inhibitor that causes hyperkalemia and nephrotoxicity. With an ACE inhibitor, the risks of hyperkalemia and reduced glomerular filtration rise, and a thiazide may add volume depletion.

How serious is the interaction between Enalapril-hydrochlorothiazide and Voclosporin?

MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor serum potassium and eGFR frequently, especially at initiation and dose changes. Adjust or stop voclosporin or the ACE inhibitor if hyperkalemia or renal decline occurs.

What other medicines interact with Enalapril-hydrochlorothiazide?

MediHelp also lists interactions of Enalapril-hydrochlorothiazide with, for example, Aliskiren, Dofetilide, Protein a column. The full list is on the Enalapril-hydrochlorothiazide page.

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