ST 4 Acupuncture Point(Dicang) belongs to the Stomach Meridian of Foot-Yangming,which is commonly used for paralysis, salivation, eyelid tremulous, toothache, cheek swelling, facial nerve palsy, trigeminal neuralgia, etc,puncture 0.5 to 0.8 cun oblique or flat.
ST 4 Acupuncture Point Location
Directly below the pupil, lateral to the corner of the mouth.

What is the meaning of Dicang
Dicang:”Di”,Earth, the soil of spleen and stomach.”Cang”, granary. The name of “Dicang” means that the meridian water of Stomach Meridian is gathered and distributed here. The substance of this point is the converge meridian water of the ground of the upper point of Stomach Meridian. After the water converges to this point, it is distributed by this point,like a granary, hence the name.

ST 4 Acupuncture Point Usage
Paralysis, salivation, eyelid tremulous, toothache, cheek swelling;
Clinical:Facial nerve palsy, trigeminal neuralgia.

ST 4 Acupuncture Point Therapy
For relieve trigeminal neuralgia
- Keep your eyes closed slightly, relax your mind,adjust your breathing, and rest for 2 minutes.
- First massage ST 4(Dicang) acupoint for 3 minutes; then place the index finger or middle finger of both hands on ST 7(Xiaguan) acupoint on the same side, and knead it for 1 minute; then place the thumbs of both hands on ST 6(Jiache) acupoint on the same side, and knead it for 1 minutes;
- then use the tip of your middle finger and thumb to press the opposite SJ 5(Waiguan) and PC 6(Neiguan) acupoint for 1 minute, alternate it,then place the pad of one hand on GV 29(Yintang) acupoint, and the other four fingers place the opposite side of the eye.
- Push up from GV 29(Yintang) to the hairline with appropriate intensity, and push it repeatedly for 20 to 30 times,which can relieve trigeminal neuralgia if long-term massage it;
Or Scrape ST 4(Dicang) from the outside of mouth corner to under the earlobe for 2 to 3 minutes to treat trigeminal neuralgia.
For facial paralysis
Rub ST 4(DiCang) acupoint with the pad of your thumb 100 to 200 times,which can treat facial paralysis and salivation.

ST 4 Acupoint Compatibility
Combined with Yingxiang point to treat trigeminal neuralgia;
Combined with Jiache point to treat facial nerve palsy;
Combined with Jiache and Hegu point to treat facial paralysis and salivation.