PC 8

Acupuncture Point Theory

PC 8 Acupuncture Point Applications and Theory

The acupuncture point "PC 8" , 勞宮, is represented by "Lao Gong" in pinyin and "Palace of Toil" in english and may be found:

At the center of the palm between the 2nd and 3rd metacarpal bones closer to the radial side of the 3rd, where the tip of the middle finger falls when a loose fist is made.


Of many possible clinical applications, it may be considered to influence the following issues/symptoms:

  • Excess heat conditions, more cooling than PC 7 which can be used for heat from an excess or deficient issue.
  • Heat in the mouth, mouth or tongue ulcers, cold sores from Heart or Stomach Fire.
  • Cools Ying and Blood stage heat, fevers with damage to the yin.
  • Cools the Blood, blood in the stool or urine, nosebleeds.
  • Tong Ren/Tam Healing System: Important point for qi gong healing, can increase internal energy by placing PC 8 on GV 20.


Pc 8 has the following theoretical associations which serve as important guideposts in designing an effective treatment protocol:

Explore pc 8 functional groupings theory - Entry Exit Point and/or Ghost Point, or read all point categories and related theory.

While not necessarily valid clinically, HT 8 (HT Fire effecting the SI effecting the UB, heat d…) are nearby.

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