On the cleft between the 4th and 5th metatarsal bones, 0.5 cun proximal to the margin of the web.
Deafness, headache, dizziness, chest pain, intercostal neuralgia. Headache, dizziness, vertigo, pain in outer canthus, tinnitus, deafness, swelling of the cheek, pain in hypochondriac region, distending pain of the breast, febrile diseases.
Subdues Liver yang, benefits the ears, resolves damp-heat.
It is a Metal point.
0
Perpendicularly 0.3-0.5 inch.