LI2 Second Space

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

LI2 (Èr Jiān, “Second Space”) is the Ying-Spring point of the Large Intestine Meridian. It is located on the radial side of the index finger, distal to the metacarpophalangeal joint, in the depression anterior to the joint. It clears heat, alleviates pain, reduces swelling.

Location

On the radial side of the index finger, distal to the metacarpophalangeal joint, in the depression anterior to the joint.

Needling

Perpendicular insertion 0.2-0.3 cun. Moxibustion is applicable.

TCM functions

Clears heat, alleviates pain, reduces swelling.

Indications

Toothache, epistaxis, sore throat, febrile diseases, pain in the hand and wrist.

Ying-Spring

Clinical notes

As a Ying-Spring point, LI-2 is excellent for clearing heat from the Large Intestine meridian and its associated organs. It is particularly effective for acute conditions characterized by heat, such as toothache, sore throat, and fever. Its ability to alleviate pain and reduce swelling makes it a go-to point for local pain in the hand and finger joints. It is often used in conjunction with LI-11 (Qū Chí) for systemic heat-clearing.

On the Large Intestine channel

LI2 is one of 20 points on the Large Intestine Meridian. Nearby points:

Frequently asked questions

Where is LI2 located?

LI2 (Èr Jiān) is located on the radial side of the index finger, distal to the metacarpophalangeal joint, in the depression anterior to the joint.

What is LI2 used for?

LI2 clears heat, alleviates pain, reduces swelling. Common clinical indications include toothache, epistaxis, sore throat, febrile diseases, pain in the hand and wrist.

How is LI2 needled?

Perpendicular insertion 0.2-0.3 cun. Moxibustion is applicable.

Which meridian is LI2 on?

LI2 is a point on the Large Intestine Meridian (Shǒu Yángmíng Dàcháng 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.