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GLP-1 Drugs May Distort Cancer Imaging Results

New findings show GLP-1 receptor agonists like Ozempic and Wegovy can alter PET-CT scans, prompting caution among doctors interpreting cancer tests.

Naveen Sankar S's avatar
Naveen Sankar S
Oct 12, 2025
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Researchers have identified that GLP-1 receptor agonists may influence the results of fluorodeoxyglucose (FDG) PET-CT scans used in cancer diagnosis, potentially leading to misinterpretation if clinicians are unaware of a patient’s medication history.

Study Details:

A retrospective review led by Peter Strouhal, MBBS, at Alliance Medical in Warwick, England

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