HT03 (Lesser Sea)

少海shǎo hǎi

Heart Meridian

Location of acupuncture point HT03 (Lesser Sea)
29
Indications
12
Protocols

Location

With elbow flexed, at the midpoint of the line connecting medial end of the cubital crease and medial epicondyle of the humerus.

Cautions

Caution with ulnar nerve.

Indications

Conditions for which HT03 is listed as indicated. An indication list is a reference index, not a prescription – see the protocols below for sourced treatments.

Calm Spirit ShenCalm Spirit ShenPsychological DisorderPsychological DisorderPsychological Laughter Excessive DisorderPsychological Laughter Excessive DisorderEpilepsyChest FullnessChest FullnessHeatPoor MemoryPoor MemoryPainArmpit PainArmpit PainRib PainRib PainHeart PainHeart PainPhlegmScrofulaChannel StagnationChannel StagnationTongue ThrustingTongue ThrustingVomiting FoamVomiting FoamVomiting Saliva WateryVomiting Saliva Watery

Protocols using HT03

  • Airway Hyperresponsiveness, Asthma Intermittent, Asthma MildLU01, LU05, LU07, LU09, LU11, LI04, LI06, LI20, ST13, ST25, ST36, ST40, ST44, SP03, SP06, SP09, SP10, HT03, HT05, HT07, SI03, BL13, BL17, BL18, BL20, BL21, BL23, KD03, KD06, KD08, KD27, PC06, TB05, TB15, GB03, GB34, GB40, GB41, LV02, LV03, LV08, LV13, CV04, CV06, CV09, CV17, CV21, GV04, GV13 (https://doi.org/10.1186/s13052-015-0155-1)
  • Coronary Heart Disease, Chest Pain, Angina StableHT03, HT06, HT07, PC03, PC06, CV17 (https://doi.org/10.1155/2021/7228033)
  • Anxiety, Depression, Stress Post-traumatic, Stress PsychologicalSP06, HT03, HT07, TB03, CV04, CV06, CV12, CV17 (https://doi.org/10.1016/j.imr.2025.101251)
  • Pruritus, Itch Atopic-dermatitis, Skin HypersensitivityLI11, ST34, SP10, HT03 (https://doi.org/10.1111/j.1398-9995.2012.02789.x)
  • Knee Pain, Osteoarthritis Knee, Stiffness MorningLI11, HT03, TB10 (https://doi.org/10.1155/2021/4827123)
  • AgitationLU05, LU07, LI04, LI11, ST36, SP06, HT03, HT07, KD03, LV03, GV20, GV24 (Acupuncture to Improve Comfort of Children on a Ventilator in the Intensive Care Unit. ClinicalTrials.gov NCT01848158)
  • Back Low Pain, Disability Functional, Back Chronic PainLI04, ST36, SP06, HT03, BL23, BL30, BL58, BL60, KD07, TB05, GB41, GV04 (https://doi.org/10.1186/s13063-015-0850-7)
  • Rheumatoid Arthritis, Joint Pain, Inflammation JointLI05, LI11, LI15, ST36, SP05, SP09, HT03, SI05, SI08, BL40, BL62, KD06, PC07, TB04, TB10, TB14, GB34, GB40 (https://doi.org/10.1186/s12906-025-04891-1)
  • Carpal Tunnel SyndromeHT03, HT04, PC03, PC05 (Local Effects of Acupuncture and Nerve Conduction Studies. ClinicalTrials.gov NCT03036657)
  • Weakness, Numbness, Tingling, Neuropathic Pain, Neuropathy Peripheral Chemotherapy-inducedLI04, LI11, SP09, HT03, SI03, GB34, GB41, LV03 (https://doi.org/10.1155/2013/349653)
  • Rib PainLU05, LI08, ST15, ST20, ST36, SP13, SP17, SP18, SP21, HT02, HT03, HT07, HT09, SI01, SI04, SI05, SI08, BL18, BL19, BL20, BL23, BL29, BL45, BL48, BL49, BL52, BL67, KD03, KD20, KD21, KD24, PC01, PC03, PC06, PC07, PC08, TB05, TB06, TB10, TB11, TB19, GB11, GB13, GB22, GB23, GB24, GB25, GB30, GB34, GB35, GB38, GB39, GB40, GB41, GB42, GB43, GB44, LV02, LV03, LV08, LV14, CV04, CV07, CV12, CV14, CV18, GV20, XB03, XH47, XL06 (DEADMAN-COMPOSITE)
  • ScrofulaLI10, LI11, LI13, LI14, LI15, LI16, LI17, LI18, ST05, ST09, ST10, ST11, ST12, HT01, HT02, HT03, SI10, TB05, TB06, TB10, TB13, TB16, TB17, GB21, GB23, GB38, GB41, LV03, XH15, XU01 (DEADMAN-COMPOSITE)

Other points on the Heart Meridian