Gall Bladder 4 (GB 4) Han Yan — Forehead Fullness

This point, in the temple, dispels wind and relieves migraine and disorders of the temporal region.

Gall Bladder 4 (GB 4) Han Yan 頷厭 — Forehead Fullness

Location

On the head, within the temporal hairline, at the upper quarter of the curved line connecting ST-8 and GB-7.

Anatomy

On the temporalis; the parietal branches of the superficial temporal artery; the temporal branch of the facial nerve and the auriculotemporal nerve.

Actions & Functions

  • Dispels wind and benefits the head
  • Relieves migraine and disorders of the ears and eyes

Indications

Migraine, dizziness, tinnitus, pain at the outer canthus, and toothache.

Needling

0.3-0.5 cun, transverse insertion.

Moxibustion Suitability

Moxibustion is generally not used.

Point Combinations

With Taiyang and GB-8 for migraine.

Classical Text References

A meeting point with the Stomach and Triple Burner channels.

Cautions & Contraindications

None specific.

Latest Research

Latest peer-reviewed research on this point will be summarised here, with citations linked to PubMed, via our research integration.

About Attilio

Doctor of Chinese medicine, acupuncture expert and author of My Fertility Guide and My Pregnancy Guide.

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PubMed research

Acupuncture Shows Sustained Benefits for Chronic Daily Headache Prevention in Adults, Meta-Analysis Finds

Research summary (Acupuncture): Utility of Acupuncture Therapy for Adult Chronic Daily Headache Prophylaxis: A Systematic Review and Meta-Analysis. - Medical science monitor : international medical journal of experimental and clinical research, 2026.