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Drug interactions

Calcium chloride + Hydrochlorothiazide-lisinopril

Severity: Moderate

Calcium chloride and Hydrochlorothiazide-lisinopril: moderate 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

Thiazide diuretics reduce urinary calcium excretion, so added calcium can raise serum calcium. Hypercalcemia may result, particularly with repeated or large doses or reduced renal function.

What this interaction means in plain words

Calcium chloride and Hydrochlorothiazide-lisinopril can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.

Evidence level: High

Why it happens

Thiazides enhance distal tubular calcium reabsorption, reducing renal calcium clearance.

What to do

Monitor serum calcium when calcium is given repeatedly or over a prolonged period. Adjust the calcium dose if levels rise.

What to ask your pharmacist

  • Should I take them at different times of day?
  • Does the dose of either medicine need to change?
  • Is there anything I should avoid, such as alcohol or certain foods, while on both?

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 Calcium chloride with Hydrochlorothiazide-lisinopril?

MediHelp rates the interaction as moderate. Calcium chloride and Hydrochlorothiazide-lisinopril can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Thiazide diuretics reduce urinary calcium excretion, so added calcium can raise serum calcium. Hypercalcemia may result, particularly with repeated or large doses or reduced renal function.

How serious is the interaction between Calcium chloride and Hydrochlorothiazide-lisinopril?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor serum calcium when calcium is given repeatedly or over a prolonged period. Adjust the calcium dose if levels rise.

What other medicines interact with Hydrochlorothiazide-lisinopril?

MediHelp also lists interactions of Hydrochlorothiazide-lisinopril with, for example, Dofetilide, Sacubitril / valsartan, Amifostine. The full list is on the Hydrochlorothiazide-lisinopril page.

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