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Urinary Bladder Meridian (Toot Tai Yang) Points

UB-28 (Pang Guang Shu)


Chinese Name:

Pangguangshu 膀胱俞

English translation:

Bladder Shu


In the region of the sacrum, 1.5 cun lateral to the middle sacral crest, at the level of the 2nd posterior sacral foramen.


Back-Shu point of the Urinary Bladder


  • Enuresis, low back and sacral pain and stiffness.
  • Lin syndrome/urinary retention, diarrhea, constipation, diabetes, sciatica, genital swelling/sores, cold weak knees and lower legs, xu fatigue, spleen xu: poor digestion, seminal emission, female abdominal masses.
  • Wind in the head with stiffness of spinal column, wind patterns, abdominal fullness, metritis, ovaritis, beriberi, cold abscess.


Regulates the Bladder, resolves Dampness and Damp-Heat, removes stagnation, opens the water passages.


UB 28 is commonly used for urinary complications. Back-Shu points are corresponding points on the back where the Qi of the respective Zang-Fu organ is infused. If the Five Zang organs are diseased, abnormal reactions appear on the Back-Shu points. Back-Shu points have a direct therapeutic effect on the diseases of the Five Zang organs. For more complete information on Back-Shu and Front-Mu points, click here.


Perpendicular or oblique insertion .8 - 1.2 cun.

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