Common drugs linked to C. diff risk, study
“Given their high prevalence and strong associations with CDI, our findings underscore the importance of prudent prescribing and regular medication review."
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04/13/2026
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by Doug Brunk
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A Swedish study found that many commonly prescribed drugs, beyond antibiotics, increase the risk of Clostridioides difficile infection (CDI).
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Antibiotics posed the highest risk, with lincosamides showing 31 times the odds of CDI compared to controls.
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Nonantibiotic medications such as antidiarrheal agents, corticosteroids, and analgesics were also linked to increased CDI risk.
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The study highlighted the need for careful prescribing practices due to the strong associations between medications and CDI.
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Limitations included potential reverse causation and lack of data on hospital and over-the-counter medications.