0.5 cun within the anterior hairline, 1.5 cun lateral to Shenting DU-24 and one third of the distance between Shenting DU-24 and Touwei ST-8
To locate the anterior hairline if indistinct, see location note for Meichong BL-3.
Transverse insertion 0.5 to 1 cun.
Expels wind, clears the head and alleviates pain Benefits the eyes and nose
• Headache, vertex headache, swelling of the vertex, blurred vision, eye pain, dimness of vision, nasal congestion, nasal sores, nosebleed, rhinitis.
• Agitation and fullness of the Heart, dyspnoea, absence of sweating, agitation and heat in the body.
• Dimness of vision: Quchai BL-4, Yanglao SI-6 and Hegu LI-4 (Supplementing Life).
• Agitation and fullness of the Heart with absence of sweating: Quchai BL-4 and Xinshu BL-15 (Supplementing Life).
• Foul-smelling nasal discharge: Quchai BL4 and Shang xing DU-23