Shidou SP17 : Nomenclature, Location, Functions, Indications



Shi: food Dou: sinus
Shidou is inferolateral to the nipple and in its deep region there is a sinus in which milk is stored. This point is used to promote absorption of food and for tonification.

Point: SP-17
Chinese Name: 食窦
English Name/Meaning: Food Cavity
Pinyin: shí dòu
Han Geul 한글: sik du 식두
Romaji: shoku tō
Vietnamese: Thực đậu


In the 5th intercostal space, 6 cun lateral to the anterior midline (in male patients, 2 cun lateral to the nipple).

Functions of shidou:

  • Regulates the Qi.
  • Harmonises the Stomach and eliminates stagnation.
  • Drains Dampness.


  • Digestive disorders: fullness and pain in the chest and hypochondriac region.
  • Intercostal neuralgia.


Transverse-oblique insertion along the intercostal space, 0.5 to 1 cun.


Good for intercostal neuralgia.


Perpendicular insertion, especially in thin patients, carries a substantial risk of inducing a pneumothorax.

Dr. Ishwar Gyawali

Dr. Ishwar Gyawali is Consultant Acupuncturist and Ayurveda Physician from Kathmandu, Nepal. He had completed BAMS (Bachelor of Ayurveda Medicine and Surgery), a five and half year course on Ayurveda Medicine from Kirtipur Campus affiliated to Tribhuvan University ,Institute Of Medicine, Nepal under scholarship in 2011. He had completed his MD in TCM from Nanjing University Of Chinese Medicine in 2016 under scholarship of Ministry of Education, Nepal. With an experience of Serving for Government of Nepal for 2 years and private practise for more than 5 years, he has sound knowledge in Ayurveda as well as Chinese Medicine. He is a registered Doctor in NAMC (Nepal Ayurveda Medical Council ) both as a physician as well as TCM/Acupuncture Specialist.

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