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Introduction To Cuttle Bone (wu zei gu)










Cuttle Bone (wu zei gu) 

Os Sepiellae Se Sepiae

Properties: Salty and astringent in flavour, slightly warm in nature, it is tropistic to the liver and kidney channels. Being astringent in flavour it has astringent effect and also being salty it acts on the lower-jiao. Thus it functions specifically for astringency and arresting discharge without effect of tonification It is rather effective in stopping bleeding, strengthening the control of kidney essence, and inhibiting the seceretion of gastric acid, serving to treat symptoms of hemorrhage in the type of deficiency-cold, debility of the lower-jiao and stomachache with acid regurgitation.

Effects: Inducing astringency hemostasis, keeping kidney essence, curing leukorrhagia, decreacing secretion of gastric acid to relieve stomachache.


1. For hemorrhage of the lung and the stomach, it is ground with Rhizoma Bletillae into powder for oral administration, serving to treat mentrorrhagia and menorrhagia in the type of deficiency-cold of the Chong and Ren Meridians, it is used with herbs for curing metrorrhagia and stopping bleeding such as Radix Rubiae, Trachycarpi Carbonisatus, Fructus Corni, etc. For bleeding from trauma it is ground into powder for external use.

2. For spermatorrhea due to deficiency of the kidney, it is used with other drugs for invigorating the kidney to preserve essence, such as Semen Astragali Complanati, Semen Nelumbinis, Os Draconis Fossilia Ossis Mastodi, etc. For leukorrhagia of deficiency-clod type, it is used with herbs for warming and invigorating the spleen and the kidney, eliminating dampness and curing leukorrhagia, such as Cornu Cervi Degelatinatum, Rhizoma Atractylodis, Rhizoma Atractylodis Macrocephalae, Pericarpium Citri Reticulatae, Rhizoma Dioscoreae, etc.

3. For stomachache and acid regurgitation, it is often used with Bulbus Fritillariae, i.e. Cuttle-bone and Fritillary Bulb Powder (Wubei San).

4. For exudative skin infections, unhealed eczema and purpulent ulcer, it can be used with drugs for reducing exudation and accelerating sore healing, promoting tissue regeneration and relieving pain, such as Cortex Phellodendri, Calcined Gypsum Fibrosum, Resina Clibani, etc.

Dosage and Administration: 3-10g; 1.5-3g of its powder for each swallow; proper amount for external use.

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