Stomach Channel

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Which of the following points treats irregular menstruation and also subdues running piglet qi?
ST-30 is located on the lower abdomen, so it treats lower-jiao problems like irregular menstruation. It is also a point on the Chong Mai (Penetrating Vessel), so it treats qi rushing upwards towards the Heart.

Source: "The Stomach Channel of Foot Yangming." A Manual of Acupuncture, by Peter Deadman et al., Journal of Chinese Medicine Publications, 2007, p. 153 [Q215]