BL35 Meeting of Yang

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

BL35 (Huì Yáng, “Meeting of Yang”) is an acupuncture point on the Bladder Meridian. It is located on the sacrum, 0.5 cun lateral to the median sacral crest, at the level of the 4th sacral foramen. It regulates the intestines, resolves dampness, and alleviates pain.

Location

On the sacrum, 0.5 cun lateral to the median sacral crest, at the level of the 4th sacral foramen.

Needling

Perpendicular insertion 1.0-1.5 cun. Caution for sacral nerves.

TCM functions

Regulates the intestines, resolves dampness, and alleviates pain.

Indications

Diarrhea, dysentery, hemorrhoids, lower back pain, impotence.

Clinical notes

BL35 is primarily used for disorders of the lower jiao, particularly those involving the intestines and genitourinary system. It is effective for diarrhea, dysentery, hemorrhoids, and pain in the sacral region. Its location makes it a key point for local treatment of anal and rectal issues, often used with BL30 for sacral pain.

On the Bladder channel

BL35 is one of 67 points on the Bladder Meridian. Nearby points:

Frequently asked questions

Where is BL35 located?

BL35 (Huì Yáng) is located on the sacrum, 0.5 cun lateral to the median sacral crest, at the level of the 4th sacral foramen.

What is BL35 used for?

BL35 regulates the intestines, resolves dampness, and alleviates pain. Common clinical indications include diarrhea, dysentery, hemorrhoids, lower back pain, impotence.

How is BL35 needled?

Perpendicular insertion 1.0-1.5 cun. Caution for sacral nerves.

Which meridian is BL35 on?

BL35 is a point on the Bladder Meridian (Zú Tài Yáng Páng Guāng 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.