Could Your Medications Be Causing Hypercalcemia?

Published: Jul 24, 2024

Medications can sometimes lead to unexpected side effects, including hypercalcemia. Let's explore which ones.

Lithium's Role

Lithium, used for mood stabilization, can cause mild hypercalcemia by increasing parathyroid hormone release. This happens because lithium alters the calcium set point, leading to higher blood calcium levels. Monitoring calcium levels is crucial for patients on long-term lithium therapy to prevent complications.

Thiazide Diuretics

Thiazide diuretics, prescribed for high blood pressure, reduce calcium excretion, potentially leading to hypercalcemia. While beneficial for preventing kidney stones, they can increase calcium levels in people with underlying hyperparathyroidism. Regularly checking calcium levels can help manage this side effect.

Hypercalcemia is a condition characterized by elevated calcium levels in the blood, which can be caused by medications such as lithium and thiazide diuretics.

PTH and PTHrP Analogs

Osteoporosis treatments using PTH and PTHrP analogs can temporarily raise calcium levels. These drugs increase bone formation but also bone resorption, leading to elevated blood calcium. Patients on these medications should have their calcium levels monitored to avoid hypercalcemia.

Frequently Asked Questions

Yes, lithium can lead to mild hypercalcemia.

Thiazides reduce calcium excretion, potentially causing hypercalcemia.

Yes, PTH and PTHrP analogs can raise calcium levels.

Patients on lithium or thiazides should check calcium levels.

Key Takeaways

Understanding your medications' side effects can help prevent hypercalcemia.

Wondering if your meds affect calcium? Consult Doctronic for expert guidance!

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References

Walker MD, Shane E. Hypercalcemia: A Review. JAMA 2022; 328:1624.

Always discuss health information with your healthcare provider.