SP15 Great Horizontal

Reviewed by · Licensed Acupuncturist & TCM Physician · Last reviewed June 2026

SP15 (Dàhéng, “Great Horizontal”) is an acupuncture point on the Spleen Channel Meridian. It is located on the abdomen, level with the center of the umbilicus, 4 cun lateral to the midline. This is located 3.5 cun inferior to Fuai (SP14). It regulates the intestines, moves qi, and dispels cold.

Location

On the abdomen, level with the center of the umbilicus, 4 cun lateral to the midline. This is located 3.5 cun inferior to Fuai (SP14).

Needling

Perpendicular insertion 1.0 to 2.0 cun. Deeper insertion may penetrate the peritoneal cavity, which is generally safe but requires caution.

TCM functions

Regulates the intestines, moves qi, and dispels cold..

Indications

Great wind with rebellious qi, abundant cold, tendency to sadness, inability to move the four limbs, excessive sweating, severe diarrhea, four limbs cannot be raised, fright, heart palpitations, lack of strength, abdominal fullness, abdominal pain, constipation, cold in the abdomen, diarrhea with undigested food, cough with rebellious qi, umbilical pain, heart pain..

Clinical notes

Daheng is a primary point for regulating intestinal function, located horizontally from the umbilicus. It is classically indicated for both excess conditions like constipation and abdominal fullness, and deficiency conditions such as chronic diarrhea, cold in the abdomen, and weakness of the limbs. Its connection to the Yin Wei Mai also gives it an influence on emotional states like sadness and fright palpitations.

On the Spleen Channel channel

SP15 is one of 21 points on the Spleen Channel Meridian. Nearby points:

Frequently asked questions

Where is SP15 located?

SP15 (Dàhéng) is located on the abdomen, level with the center of the umbilicus, 4 cun lateral to the midline. This is located 3.5 cun inferior to Fuai (SP14).

What is SP15 used for?

SP15 regulates the intestines, moves qi, and dispels cold. Common clinical indications include great wind with rebellious qi, abundant cold, tendency to sadness, inability to move the four limbs, excessive sweating, severe diarrhea, four limbs cannot be raised, fright, heart palpitations, lack of strength, abdominal fullness, abdominal pain, constipation, cold in the abdomen, diarrhea with undigested food, cough with rebellious qi, umbilical pain, heart pain.

How is SP15 needled?

Perpendicular insertion 1.0 to 2.0 cun. Deeper insertion may penetrate the peritoneal cavity, which is generally safe but requires caution.

Which meridian is SP15 on?

SP15 is a point on the Spleen Channel Meridian (Zú Tài Yīn Pí Jīng).

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⚠️ This page is for general education and is not medical advice. Acupuncture is a traditional practice; evidence varies by condition and study quality, and individual results differ. It does not replace diagnosis or treatment by a licensed professional. Always consult a qualified acupuncturist or physician.