Pharmaceutical Latin: Concha Arcae
Common English: Ark Shell
Cockle Shell
Herbs that Regulate the Blood: Herbs that Invigorate the Blood (Substances for Topical Application)
Taste Temperature Entering Meridians Dosage
9-30g decoct for a long period of time
Pill or Powders: 1-10g
Actions Indications/Syndromes

Invigorates the Blood, dissolves Phlegm, resolves Stagnation, softens hardness and dissipates nodules

Immobile or mobile abdominal masses involving either Blood Stasis, Stagnant Qi or Phlegm Accumulation

Scrofula and goiter

Absorbs acid and alleviates pain

Chronic Stomach pain or Blood Stasis pain such as ulcer pain with vomiting and acid regurgitation (must be calcined)


Hai Zao
Thallus Eckloniae
Kun Bu
(Thallus Laminariae)
(Hai Dai)

Rz. Sparganii
San Leng
Rz. Curcumae
E Zhu

Bul. Fritillariae Thunbergii
Zhe Bei Mu
Spica Prunellae
Xia Ku Cao
(Fr. Forsythiae)
(Lian Qiao)

Phlegm nodules such as goiter.

Fixed abdominal masses.

Scrofula due to Phlegm-Fire.

Fu Shi
Rx. Asteris
Zi Wan
(Bul. Fritillariae Thunbergii)
(Zhe Bei Mu)
(Flos Farfarae)
(Kuan Dong Hua)

Rz. Cyperi
Xiang Fu
Sm. Persicae
Tao Ren

Rx. Glycyrrhizae
Gan Cao

Cough from stubborn Phlegm.

Dysmenorrhea due to Qi and Blood Stagnation.

Epigastric pain with acid regurgitation.

Endoconcha Sepiae
Hai Piao Xiao
Per. Citri Reticulatae
Chen Pi

Rz. Sparganii
San Leng
Rz. Curcumae
E Zhu
Carapax Trionycis
Bie Jia
Rx. Salviae Miltiorrhizae
Dan Shen

Rz. Cyperi
Xiang Fu
Sm. Persicae
Tao Ren
Cx. Moutan
Mu Dan Pi
Rx. Angelicae Sinensis
Dang Gui

Epigastric pain with acid regurgitation.

Immobile or mobile masses characterized by accumulation of Qi and Blood or Phlegm.

Hepatomegaly, splenomegaly and tumors of the gastrointestinal tract.

Menstrual pain.

  1. This herb can be used with cancer prescriptions for tumors, swellings, lumps and growths.
  2. This herb is most effective at reducing old Phlegm.
  3. This herb treats intestinal ulcers, hepatosplenomegaly and digestive cancer.
  4. It is said to have a tranquilizing effect.
  5. Calcined Ark Shell Duan Wa Leng Zi is better at absorbing acid and alleviating pain associated with peptic ulcers.
  6. Vinegar-calcined Ark Shell Cu Wa Leng Zi is better able to enter the Blood level, stop the secretion of gastric juices disperse Stasis and abdominal masses and stop pain.