The patients should be in a prone, sitting or supine position with occipital region available for needling.
Insert the needle 0.5-2 cun, towards the nose tip or the contralateral orbit.
Caution: do not needle deeper than 2 cm in slim patient.
The Rising of Liver Yang triggers Interior Wind and causes symptoms such as dizziness, vertigo, hemiplegia, lockjaw, deviation of eye and mouth or epilepsy.
On top of that, it is also able to expel Exterior Wind. In fact, it is often used for strong Wind Invasion which cause profound headache or stiff neck. Together with Lieque LU-7, it eliminates Wind-Cold. While with Hegu LI-4 and Waiguan TB-5, it eliminates Wind-Heat. In order to expel Wind, GB-20 should be needled angled towards the opposite eye.
This point can also be used for various eye disorders, especially caused by Liver Yang or Liver Fire. These are the Excess cases, characterized by red and painful eyes or outer canthus as well as excessive lacrimation. In this case, a Reducing Needling method should be applied here. In case of Deficient cases characterized by blurred vision or diminished night vision, a Tonifying Needling method should adopted to nourish Liver Blood. In order to effect the eye, GB-20 should be needled obliquely towards the eye of the same side.
Furthermore, Liver Yang Rising gives rise to ears disorders such as tinnitus, deafness or blocked ear. These can be treated by Fengchi GB-20 as well.
Finally it tonifies the Marrow and nourishes the Brain with Tonifying Needling Method. Thus it treats poor memory, dizziness and vertigo.