Bladder 25 (BL25) – Dachangshu, Large Intestine Shu

Bladder 25 (BL25), also known as Dachangshu, is the Shu point of the large intestine and is often used in acupuncture for digestive issues.

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Note: The points shown on the 3D model do not correspond to the exact anatomical location. They serve only as a guide to help you find the respective acupuncture points.

Location

BL25 is located on both sides of the spine, at the level of the second sacral foramen.

Functions

BL25 is used to support bowel function, in cases of constipation, diarrhea, and lower back pain.

Indicators

Gluteal / Sciatic Pain, Hindquarter Tension, Pelvic tension, Lumbar Stiffness, Back Fatigue, Stiff back, Back tension, Weak Impulsion, Soft Feces, Obstipation

Safety

This point should only be treated by trained individuals, as it is located near sensitive structures.

Medical information

BL25 is located 1.5 cun lateral to the dorsal midline, at the level of the second sacral foramen.

BL25 regulates the large intestine, promotes transformation of dampness, and is used for lumbosacral disorders.

Caution with deep needling to avoid injury to the sacral nerves and adjacent structures.

Acupressure

Acupuncture

Moxibustion

Laser

Electro