Why does Flomax cause floppy iris? Understanding the Mechanism
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4 min read
Intraoperative floppy iris syndrome (IFIS) was first identified in 2005 and is a complication during cataract surgery strongly associated with the use of the alpha-blocker medication Flomax (tamsulosin). This occurs because Flomax blocks specific receptors in both the prostate and, inadvertently, the muscles of the eye's iris.