3 cun above the transverse crease of the wrist, between the tendons of m. palmaris longus and m. flexor carpi radialis.
Palpitation, angina pectoris, malaria, epilepsy, schizophrenia. Cardiac pain, palpitation, stomach ache, vomiting, febrile diseases, irritability, malaria, mental disorders, epilepsy, swelling of axilla, contracture of elbow and arm.
Resolves phlegm in Heart regulates Heart Qi, opens the chest, regulates the Stomach, and heat.
It is Earth point.
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Perpendicularly 0.5-1.0 inch