DU18 Unyielding Space

Reviewed by · Licensed Acupuncturist & TCM Physician · Last reviewed June 2026

DU18 (Qiangjian, “Unyielding Space”) is an acupuncture point on the Governing Vessel Meridian. It is located on the posterior midline, 1.5 cun directly superior to DU17, or 4 cun directly superior to the midpoint of the posterior hairline. It calms the spirit, clears the head.

Location

On the posterior midline, 1.5 cun directly superior to DU17, or 4 cun directly superior to the midpoint of the posterior hairline.

Needling

Subcutaneous insertion 0.3-0.5 cun.

TCM functions

Calms the spirit, clears the head.

Indications

Headache, dizziness, neck rigidity, epilepsy, insomnia.

Clinical notes

DU18 is primarily utilized for its ability to calm the spirit and clear the head, addressing symptoms like headache, dizziness, and vertigo. It is also indicated for mental-emotional disturbances such as anxiety, insomnia, and poor memory. While not as frequently used as DU16 or DU20, it contributes to the overall strategy of treating disorders affecting the brain and upper Du meridian. It can be combined with other Du points for comprehensive head treatment.

On the Governing Vessel channel

DU18 is one of 28 points on the Governing Vessel Meridian. Nearby points:

Frequently asked questions

Where is DU18 located?

DU18 (Qiangjian) is located on the posterior midline, 1.5 cun directly superior to DU17, or 4 cun directly superior to the midpoint of the posterior hairline.

What is DU18 used for?

DU18 calms the spirit, clears the head. Common clinical indications include headache, dizziness, neck rigidity, epilepsy, insomnia.

How is DU18 needled?

Subcutaneous insertion 0.3-0.5 cun.

Which meridian is DU18 on?

DU18 is a point on the Governing Vessel Meridian (Dū Mài).

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⚠️ This page is for general education and is not medical advice. Acupuncture is a traditional practice; evidence varies by condition and study quality, and individual results differ. It does not replace diagnosis or treatment by a licensed professional. Always consult a qualified acupuncturist or physician.