0.2–0.5 cun obliquely in a proximal or distal direction and slightly towards the palm.
Qiangu SI-2 is able to clear both Interior and Exterior Heat, like all Spring-Ying point. It is especially effective in expelling Exterior Wind-Heat, so as to treat symptoms such as mumps, aversion to cold, fever, febrille disease or cough.
Another important function of SI-2 is to open the Channel by removing the Obstructions. Therefore, it can ease a wide range of pain or stiffness in areas like the neck, upper back, scapula, arm, wrist or little finger.
It also benefits eyes, nose and ears by clearing Heat.