# BL32 Cihe (Second Bone Hole) – Bladder Meridian

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Location: On the sacrum medial and inferior to the posterior superior iliac spine just at the 2nd posterior sacral foramen.

Cautions: Caution in sacroiliac dysfunction.

Canonical page: https://acuiq.com/points/bl32

## Indications

An indication list is a reference index, not a prescription – see the protocols below for sourced treatments.

Benefit Back Lumbar, Benefit Back Lumbar, Benefit Defecation, Benefit Defecation, Benefit Legs, Benefit Legs, Benefit Regulate Jiao Lower, Benefit Urination, Benefit Urination, Stomach Rumbling, Stomach Rumbling, Constipation, Diarrhoea Watery, Diarrhoea Watery, Shan Disorder, Shan Disorder, Below Heart Bloating, Below Heart Bloating, Defecation Problems, Defecation Problems, Urinary Problems, Urinary Problems, Menstrual Cramps, Hardness Below Heart, Hardness Below Heart, Hemiplegia, Infertility, Vaginal Discharge, Vaginal Discharge, Leucorrhea Vaginal Discharge Red, Leucorrhea Vaginal Discharge Red, White Vaginal Discharge, White Vaginal Discharge, Back Lumbar Numbness, Back Lumbar Numbness, Inferior Limbs Numbness, Inferior Limbs Numbness, Pain, Lower Back Pain, Lower Back Pain, Childbirth Pain, Childbirth Pain, Genital Pain, Genital Pain, Sacrum Pain, Sacrum Pain, Irregular Periods, Period / Menstruation Irregular, Regulate Jiao Lower, Urinary Retention, Urinary Retention, Sciatica, Bi Arthralgia Leg Syndrome, Bi / Arthralgia Leg Syndrome, Painful Urination, Painful Urination, Urine Dark, Urine Dark

## Most often selected alongside BL32

Sourced protocols in the index pairing each point with this one. Corpus frequency, not a combination to use.

- SP06 (Three Yin Intersection) – 89 protocols
- BL23 (Kidney Shu Point) – 78 protocols
- CV04 (Original Qi Gate) – 71 protocols
- BL33 (Middle Bone Hole) – 66 protocols
- CV03 (Central Pivot) – 52 protocols
- LV03 (Great Surge) – 48 protocols
- ST36 (Leg Three Miles) – 45 protocols
- BL31 (Upper Bone Hole) – 39 protocols

## Protocols using BL32 (50 best-sourced of 190)

| Symptoms | Points | Course | Source | Kind | Caveat |
|---|---|---|---|---|---|
| Low Back Pain, Pelvic Girdle Pain, Sacroiliac Pain, Symphysis Pain, Pregnancy Second Trimester, Pregnancy Third Trimester | LI04, ST36, SP12, BL26, BL32, BL33, BL54, BL60, KD11, GB30, GV20 | 42 days | doi:10.1186/1472-6882-8-34 | trial | Point selection reported in a published study. |
| Pregnancy Post-term, Labor Induction | LI04, SP06, BL32, BL54 | 14 days | doi:10.1080/14767050902906386 | trial | Point selection reported in a published study. |
| Bladder Dysfunction Neurogenic, Incontinence Urinary | BL32, CV03, CV04 | 21 days | doi:10.1093/ecam/nep010 | trial | Point selection reported in a published study. |
| Back Pain, Sciatica Pain, Herniated Nucleus Pulposus | BL23, BL24, BL25, BL26, BL31, BL32, BL33, BL34, BL40, BL57, BL60, GB30 | 15 days | doi:10.1093/ecam/nep085 | trial | Point selection reported in a published study. |
| Fatigue, Insomnia, Irritability, Hot Flashes | SP06, HT07, BL15, BL23, BL32, PC06, GB34, LV03, GV20 | 70 days | doi:10.1016/j.urology.2010.03.033 | trial | Point selection reported in a published study. |
| Dysmenorrhea, Menstrual Pain, Qi-blood Stagnation, Mood Changes | LI04, SP04, SP06, SP08, SP10, BL32, LV03, CV03, CV06 | 9 days | doi:10.1093/ecam/nep239 | trial | Point selection reported in a published study. |
| Dysmenorrhea, Menstrual Pain, Mood Changes, Qi-blood Deficiency | ST36, SP06, SP08, BL17, BL20, BL32, CV04, CV06 | 9 days | doi:10.1093/ecam/nep239 | trial | Point selection reported in a published study. |
| Dysmenorrhea, Menstrual Pain, Mood Changes, Damp-heat Lower-jiao | LI11, ST28, ST29, ST40, SP06, SP09, BL22, BL32, GB34, LV02 | 9 days | doi:10.1093/ecam/nep239 | trial | Point selection reported in a published study. |
| Back Low Pain, Acute Pain, Referred Pain | LI04, BL29, BL30, BL31, BL32, BL40, BL54, BL58, BL62, KD03, GB30, LV03, GV03, GV04 | 1 days | doi:10.1186/1745-6215-12-241 | trial | Point selection reported in a published study. |
| Urinary Retention, Incomplete Bladder Emptying, Stroke Sequelae | SP06, BL28, BL32 | 14 days | doi:10.2147/CIA.S37531 | trial | Point selection reported in a published study. |
| Lumbar Pain, Low-back Pain | BL23, BL24, BL25, BL26, BL32, BL40, BL60, GB30, GB34 | – | doi:10.1155/2013/872142 | trial | Point selection reported in a published study. |
| Constipation, Urinary Incontinence, Urinary Retention, Bladder Dysfunction Neurogenic, Bowel Dysfunction Neurogenic, Spinal Cord Injury Traumatic | BL32, BL33, BL35 | 56 days | doi:10.1155/2013/543174 | trial | Point selection reported in a published study. |
| Anxiety, Night Sweats, Infertility Female, Hot Flashes, Vaginal Dryness, Mood Swings, Amenorrhea Premature, Menopause Premature | ST25, ST28, ST29, ST36, SP06, BL32, KD03, GB13, LV03, CV03, CV04, GV20, GV24 | 90 days | doi:10.1155/2014/718675 | trial | Point selection reported in a published study. |
| Enuresis Nocturnal, Bedwetting | ST36, SP04, SP06, SP12, HT07, HT09, BL23, BL28, BL32, KD03, KD05, CV02, CV03, CV06, GV04, GV15, GV20 | 180 days | doi:10.1177/147323000303100611 | trial | Point selection reported in a published study. |
| Obesity, PCOS, Insulin Resistance, Hormonal Imbalance | ST25, SP06, BL17, BL32, CV06, CV12 | 90 days | doi:10.1016/s0254-6272(13)60166-1 | trial | Point selection reported in a published study. |
| Labor Pain, Anxiety Labor, Delivery Pain | BL32 | 1 days | doi:10.1155/2014/129208 | trial | Point selection reported in a published study. |
| Dysmenorrhea, Menstrual Pain, Abdomen Lower Pain | ST36, SP06, SP08, SP10, BL23, BL32, LV03, CV03, CV04, CV06 | – | doi:10.1155/2015/752194 | trial | Point selection reported in a published study. |
| Incontinence Urinary Stress, Incontinence Urinary Mixed, Incontinence Urinary Urgency | SP03, SP06, BL14, BL18, BL20, BL23, BL28, BL31, BL32, BL33, BL34, KD03, KD07, PC06, LV03, CV03, CV04, CV06, GV04, GV20 | 84 days | doi:10.1136/acupmed-2015-010828 | trial | Point selection reported in a published study. |
| Labor Pain, Labor Prolonged | BL32 | 1 days | doi:10.5539/gjhs.v8n3p236 | trial | Point selection reported in a published study. |
| Urinary Retention Post-stroke, Bladder Dysfunction Incomplete Emptying | BL31, BL32, BL33, BL34 | 14 days | doi:10.1186/s13063-016-1315-3 | trial | Point selection reported in a published study. |
| Spinal Cord Injury, Bladder Dysfunction Neurogenic, Urinary Retention Chronic | SP06, SP09, BL23, BL28, BL31, BL32, BL33, BL34, CV02, CV03, CV04, CV06 | 14 days | doi:10.1155/2016/9245186 | trial | Point selection reported in a published study. |
| Labor Pain | BL32 | 1 days | doi:10.1016/s0254-6272(15)30149-7 | trial | Point selection reported in a published study. |
| Dizziness, Headache, Syncope, Menstrual Pain, Uterine Bleeding Dysfunctional, Dysmenorrhea Severe, Menstruation Irregular, Clots Menstrual | LU07, LI04, LI11, ST29, ST36, ST40, ST44, SP04, SP06, SP08, SP09, SP10, SI03, BL23, BL32, BL62, KD03, KD06, KD07, KD14, GB41, GB43, LV03, CV03, CV04, CV06, GV04, GV20, GV24 | 116 days | doi:10.1136/bcr-2018-224725 | trial | Point selection reported in a published study. |
| Constipation, Urinary Incontinence, Incontinence Post-surgical | BL32, BL33, BL34 | 4 days | doi:10.1097/MD.0000000000015687 | trial | Point selection reported in a published study. |
| Infertility Female, Hypomenorrhea, Menstrual Irregularity, Fallopian Tube Obstruction Bilateral, Diminished Ovarian Reserve | ST25, BL32, BL33, CV04 | 90 days | doi:10.1097/MD.0000000000017160 | trial | Point selection reported in a published study. |
| Dysuria, Nocturia, Urinary Frequency, Urinary Urgency, Benign Prostatic Hyperplasia, Urinary Obstruction | BL32, BL33 | 28 days | doi:10.1155/2019/1439141 | trial | Point selection reported in a published study. |
| Dysmenorrhea Primary, Menstrual Pain, Pelvic Pain | LI04, ST28, ST36, SP10, BL20, BL32, BL54, LV03 | 90 days | doi:10.1155/2019/7978180 | trial | Point selection reported in a published study. |
| Coccyx Pain, Low-back Pain, Fracture Coccyx, Coccydynia | BL23, BL25, BL32, GV20 | 168 days | doi:10.1097/MD.0000000000018860 | trial | Point selection reported in a published study. |
| Diarrhea, Abdominal Pain, Ulcerative Colitis, Blood In Stool | BL31, BL32, BL33, BL34 | 30 days | doi:10.1186/s12906-020-03101-4 | trial | Point selection reported in a published study. |
| Frequency Urinary, Urgency Urinary, Discomfort Urinary Catheter-related, Suprapubic Pain, Agitation Postoperative | BL32, BL33, BL34, CV03, CV04, CV05, CV06, CV07 | 2 days | doi:10.1155/2021/6691459 | trial | Point selection reported in a published study. |
| PCOS, Infertility Anovulatory, Hyperandrogenism, Menstrual Irregularity Oligomenorrhea | LI04, ST25, ST29, SP06, SP09, BL32, LV03, CV04, GV20 | 112 days | doi:10.1097/MD.0000000000028674 | trial | Point selection reported in a published study. |
| Insufficient Lactation, Urinary Retention Postpartum, Uterine Contraction Postpartum Pain, Depression Postpartum | BL31, BL32, BL33, BL34, KD01, CV08 | 3 days | doi:10.1001/jamanetworkopen.2022.13261 | trial | Point selection reported in a published study. |
| Fatigue, Nausea, Diarrhea, Waist Pain, Dysmenorrhea Primary, Menstrual Pain, Lower-abdomen Pain | SP06, BL31, BL32, BL33, BL34, CV04 | 30 days | doi:10.1155/2022/1281336 | trial | Point selection reported in a published study. |
| Nocturia, Urinary Retention Postoperative, Voiding Difficulty | SP06, BL32, CV03, CV04 | 1 days | doi:10.2147/CIA.S382912 | trial | Point selection reported in a published study. |
| Urinary Retention Postoperative, Postoperative Anal Pain, Anal Bloating, Hemorrhoids Mixed Postoperative | BL32, BL33 | 3 days | doi:10.1007/s00384-023-04403-y | trial | Point selection reported in a published study. |
| Dizziness, Tinnitus, Forgetfulness, Knee Pain, Heel Pain, Infertility Female, Lumbosacral Pain, Infertility Advanced-reproductive-age, Kidney-qi-deficiency, Menstruation Dim-color, Menstruation Thin-texture, Libido Decreased | ST25, SP06, BL23, BL32, KD03, KD12, TB03, LV03, CV04, CV12, GV20 | 30 days | doi:10.1097/MD.0000000000034768 | trial | Point selection reported in a published study. |
| Fatigue, Constipation, Abdominal Distension, Voiding Dysfunction, Urinary Retention Acute, Herpes Zoster Sacral | SP06, BL32, BL33, CV02, CV03 | 63 days | doi:10.1097/MD.0000000000036007 | trial | Point selection reported in a published study. |
| Chronic Pain, Low Back Pain, Disability Low Back | SP06, BL23, BL31, BL32, BL33, BL60 | 28 days | doi:10.1016/j.jams.2018.02.002 | trial | Point selection reported in a published study. |
| Fatigue, Dysmenorrhea, Acne, Obesity Abdominal, PCOS, Anovulation | ST25, BL23, BL32, GB26 | 84 days | doi:10.13702/j.1000-0607.20230575 | trial | Point selection reported in a published study. |
| Fatigue, Dizziness, Tinnitus, Depression, Absent Periods, Dysmenorrhea, Insomnia, Infertility, Arthralgia, Oligomenorrhea, Hot Flashes, Vaginal Dryness, Premature Ovarian Insufficiency | SP06, SP10, BL18, BL20, BL23, BL32, KD16, CV04, CV06 | 112 days | doi:10.3389/fmed.2024.1357824 | trial | Point selection reported in a published study. |
| Nocturia, Urinary Frequency, Urinary Urgency, Overactive Bladder, Urge Incontinence | SP06, BL32, BL35, KD03, CV03 | 56 days | doi:10.2147/IJWH.S494135 | trial | Point selection reported in a published study. |
| Infertility, Obesity, PCOS, Insulin Resistance, Hyperandrogenism, Ovulatory Dysfunction | ST25, SP06, BL23, BL32, KD03, KD12, GB13, LV03, CV04, CV12, GV20, GV24 | 90 days | doi:10.3389/fendo.2024.1509152 | trial | Point selection reported in a published study. |
| Depression Postpartum, Mood Disorder Postpartum, Anxiety Postpartum, Insomnia Postpartum, Postpartum Mood Changes | BL31, BL32, BL33, BL34, KD01, CV08 | 2 days | doi:10.1159/000543477 | trial | Point selection reported in a published study. |
| Fecal Incontinence, Sleep Disturbance, Defecation Frequent, Evacuation Incomplete, Bowel Urgency | BL31, BL32, BL33, BL34, GV01 | 180 days | doi:10.3389/fmed.2025.1517325 | trial | Point selection reported in a published study. |
| Fracture Coccyx, Sacrococcygeal Pain, Subluxation Coccyx, Difficulty Sitting | BL31, BL32, BL33, BL34 | 14 days | doi:10.1097/MD.0000000000044068 | trial | Point selection reported in a published study. |
| Incontinence Urinary, Incontinence Stress, Prostatectomy Post-radical, Postoperative Radical Prostatectomy | BL32, BL33, BL34 | 42 days | doi:10.1001/jamanetworkopen.2025.34491 | trial | Point selection reported in a published study. |
| Fatigue, Anxiety, Depression, Lumbar Pain, Abdomen Lower Pain, Pelvic Chronic Pain, Bowel Dysfunction Constipation | ST25, SP06, BL23, BL32, BL33, BL35, CV03, CV04, CV12 | 120 days | doi:10.2147/IJWH.S541559 | trial | Point selection reported in a published study. |
| Urinary Incontinence Stress, Pelvic Floor Dysfunction | ST36, SP06, BL23, BL24, BL31, BL32, BL33, BL34, BL35, CV03, CV04 | 28 days | doi:10.11817/j.issn.1672-7347.2025.240242 | trial | Point selection reported in a published study. |
| Urinary Retention, Spinal Cord Injury, Urinary Retention Spinal Cord Injury | BL32, BL33 | 28 days | doi:10.13702/j.1000-0607.20250263 | trial | Point selection reported in a published study. |
| Premature Ejaculation, Sexual Dysfunction | ST36, SP12, SP13, BL23, BL27, BL28, BL29, BL30, BL31, BL32, BL33, BL34, BL47, KD01, KD03, CV04, CV06 | 21 days | doi:10.4103/0973-6131.113408 | trial | Point selection reported in a published study. |

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AcuiQ-authored prose (symptom and meridian descriptions, the wiki, the auricular crosswalk) is licensed CC-BY-4.0: https://creativecommons.org/licenses/by/4.0/. The assembled protocol compilation is not: build on it with attribution, but do not redistribute it whole as a dataset – https://acuiq.com/terms. The underlying findings are the cited sources' claims – each entry carries its citation; verify against the source before relying on it. Not medical advice: https://acuiq.com/terms