Preoperative intravenous midazolam: benefits beyond anxiolysis.

Study Objective: To evaluate the effect of midazolam on the global perioperative experience, including patient satisfaction, postoperative nausea and vomiting, postoperative pain, and perioperative anxiety and amnesia.

Design: Prospective, randomized, placebo-controlled study.

Setting: Ambulatory surgical center affiliated with a tertiary-care hospital.