Tag: trimethoprim

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Trimethoprim and Potassium Levels: How This Common Antibiotic Can Raise Your Risk of Hyperkalemia

Trimethoprim, found in antibiotics like Bactrim, can cause dangerous spikes in potassium levels, especially in older adults or those on blood pressure meds. Learn who’s at risk, how to spot it early, and what to do.

Harveer Singh, Dec, 26 2025