Irregular menstruation, metrorrhagia, leukorrhea, infertility, postpartum lochia that does not cease, lower abdominal pain, nocturnal emission, enuresis, hernia, constipation, and edema.

Located on the lower abdomen of the human body, 2 cun below the center of the navel, 0.5 cun lateral to the anterior midline. (This acupoint is bilateral, one on each side.)

Lie supine. Measure two horizontal fingers (the width of the thumb) downward from the navel, then measure half a horizontal finger laterally from the anterior midline. The location where pressing induces a sensation of soreness and swelling is the acupoint.