JAMA 9 2026Intrauterine Mepivacaine Instillation vs Placebo for Pain During IUD Placement A Randomized Clinical Trial

This clinical study investigates whether applying a local anesthetic directly into the uterus can alleviate the discomfort typically associated with IUD insertion for women who have never given birth. By comparing the effects of mepivacaine against a saltwater placebo, researchers discovered that the medication significantly lowered pain scores and improved the overall tolerability of the procedure. These findings are vital because reducing physical distress can enhance patient autonomy and encourage more individuals to choose highly effective contraceptive methods. Ultimately, the trial demonstrates that a simple intrauterine instillation serves as an effective tool for improving the medical experience and satisfaction of patients.