Can Famotidine Cause Low Calcium? A Look at the Rare Indirect Link
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4 min read
According to a documented case report, a patient developed severe hypocalcemia after two years of taking famotidine, but the issue was not a direct calcium problem. Instead, the famotidine first caused a different electrolyte abnormality—a magnesium deficiency—which then, in turn, resulted in the low calcium. While exceedingly rare, this phenomenon highlights an important indirect mechanism by which **can famotidine cause low calcium**.