EX-HN21
Location
On the napex, at the midpoint of the connection between Yifeng (TE17) and Fengchi (GB20).
Indication
- Mental nervous system diseases: headache, dizziness, insomnia, hysteria, mental disease.
- Others: palpitation, hypertension, deafness, tinnitus.
Method
Perpendicular insertion 0.3~1 cun.