Women were randomized to receive vaginal misoprostol , @ g , with @ mL of @ % intravenous glucose ( misoprostol arm ) ; intravenous ketoprofen , @ mg/mL , in @ mL @ % glucose with intravaginal placebo ( ketoprofen arm ) ; or vaginal placebo tablets , @ mL @ % intravenous glucose ( placebo arm ) before outpatient hysteroscopy .