USMLE Step 1 Quiz
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PHARMACOLOGY
Question 1 of 20
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A 58-year-old woman is prescribed oxybutynin for treatment of overactive bladder. She reports significant improvement in her symptoms of urinary urgency and frequency. However, she contacts her physician a month later complaining of a persistently bothersome side effect.
Based on the mechanism of action of oxybutynin, which of the following side effects is she most likely experiencing?
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