Transversely 0.5–1 cun
Tongtian BL-7 is a major point and it mainly used to expel Interior Wind from the Head. It is especially indicated for severeheadache due to Liver Yang Rising, Liver Wind or Liver Blood Stagnation. Other typical symptoms include deviation of eye and mouth, stiff neck, feeling of head heaviness or even loss of consciousness.
Furthermore, this point also benefits the nose.