NAME
XIAOCHANGSHU
LOCATION
1.5 cun lateral to the DU channel, at the level of the first posterior sacral foramen.
Note: as the inner line of the Bladder channel on the back descends toward the sacrum, it runs closer to the midline; the 1.5 cun measurement in this area will, therefore be relatively shorter.
 Located 1.5 cun lateral to the posterior midline of the back, level with the first posterior sacral foramen UB-31 Shangliao.
NEEDLING
Puncture perpendicularly 0.8 to 1.2 cun.
Moxibustion is applicable.
 Straight insertion, 1 to 1.5 cun. Sensation: local distention and soreness.
Slanted insertion for arthritis of the sacroiliac joint or peritonitis, 2 to 3 cun. Sensation: distention and soreness extending throughout the sacroiliac joint.
Perpendicular insertion 0.5 to 1 cun.
COMMAND FUNCTIONS
Back Shu point
ACTIONS
Promotes the function of the Small Intestine
 Resolves Dampness
Clears Heat
Benefits urination
 Eliminates Damp-Heat from the Lower Jiao
 Drains turbid Dampness
 Separates the pure from the turbid
Regulates the Intestines and Bladder
 Regulates Small Intestine Qi
INDICATIONS
Borborygmus
Abdominal pain
Mucus in the stools
 Lower abdominal pain and distention
  Dysentery
Nocturnal emission
 Sciatica
 Dysenteric disorders with pus and Blood
 Enteritis
Peritonitis
Urethritis
Colic
Constipation
Hemorrhoids
Foot swelling
 Damp-Heat diarrhea
 Hemorrhoid pain
 Difficult defecation
 Painful Shan disorder
Wasting and thirsting disorder
Dry mouth
                Dry mouth that is hard to endure
 Cloudy urine
Difficult urination
Burning urination
 Hematuria
Enuresis
Morbid leukorrhea
Lower back pain
 Lower back, sacral or sacroiliac pain and stiffness
 Dysuria
Urinary incontinence
Urination with seminal discharge
Diseases of the sacroiliac joint
Spermatorrhea
Dark yellow or red urine
Emaciation and thirst
Vaginal discharge
 Testicular pain that radiates to the lumbar region
 Agitation of the Heart with shortness of breath
COMBINATIONS
| DU-14 Dazhui UB-20 Pishu UB-23 Shenshu M-BW-35 Huatuojiaji | UB-22 Sanjiaoshu UB-34 Xialiao UB-49 Yishe LIV-13 Zhangmen | UB-28 Pangguangshu SI-4 Wangu UB-30 Baihuanshu UB-48 Yanggang or UB-48 Yanggang GB-12 Wangu UB-30 Baihuanshu | 
| Rheumatoid arthritis of the vertebrae | Borborygmus Abdominal distention Watery diarrhea | Dark urine | 
| DU-1 Changqiang | UB-29 Zhonglushu UB-30 Baihuanshu | |
| Difficult urination and defecation Dribbling urine Retention of urine | Shan disorder with lumbar pain | 
CONTRAINDICATIONS
NOTES
This point stimulates the Small Intestine's function of receiving and separating and can be used in any Small Intestine pattern. This point is mainly for Damp-Heat in the Lower Jiao.
