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Women undergoing fractional curettage for abnormal uterine bleeding often receive local anesthesia in the form of a paracervical block, but it might not be totally effective in relieving pain in the upper fundus of the uterus. Investigators in Thailand recently evaluated the efficacy of a paracervical block plus intrauterine anesthesia in this setting. Overall, 66 women (mean age, 44) undergoing fractional curettage for abnormal uterine bleeding were randomized to receive either a paracervical block plus 2% lidocaine (experimental group) or a paracervical block plus saline (control group). After placement of the paracervical block (1% lidocaine with epinephrine), 5 mL of lidocaine or saline was injected into the uterine cavity through an 18…