Intraoperative floppy iris syndrome is a well-known risk factor for complications during cataract extraction in patients who are on or who have previously used tamsulosin, the most commonly prescribed α-1 adrenergic blocker for the treatment of benign prostatic hyperplasia. It is important that both ophthalmologists and physicians appreciate the association as it occurs in a significant number of patients, and favorable visual outcome can be achieved if tamsulosin use is known before surgery and the operation is undertaken by an experienced surgeon.
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