Introduction To Wingless Cockroach (di bie chong)

TCM China:

   Introduction To Wingless Cockroach (di bie chong)











Ground Beetle (di bie chong)

Eupolyphaga seu Steleophaga

Properties: It is salty in flavour and cold in nature, acting on the liver channel. Being salty for softening and resolving hard mass, it acts on the liver channel, the blood division, with the function of relieving blood stasis and lumps. However, the potency of this drug is relatively slow and uniform. In addition it has the effect of promoting reunion of fractured bones and healing wound, thus, it is usually used to treat abdominal mass, amenorrhea due to blood stasis, postpartum tormina caused by ecchymoma and trauma of bones and muscles. But since it is potent medicine for removing blood stasis, it should not be used for patients with only mild blood stasis.

Effects: Removing blood stasis, and promoting reunion of fractured bones, muscles and ligament.


1. For treatment of amenorrhea, postpartum tormina due to blood stasis, it is usually used in combination with Radix et Rhizoma Rhei, Semen Persicae, Hirudo and other drugs with the effect of removing blood stasis and restoring menstrution, such as Dahuang Zhechong Wan, Xiayuxue Tang, etc. For treatment of abdominal mass, it can be used together with Rhizoma Sparganii, Rhizoma Zedoariae, Carapa Trionycis, Semen Persicae, and other herbs to soften and resolve hard mass, remove blood stasis and resolve abdominal mass.

2. For treatment of trauma, swelling and pain caused by rehymosis, waist sprain, injury of muscles and fracture of bone, and other syndromes, it is usually used together with Resina Olibani, Myrrha, Semen Persicae, Rhizoma Drynariae, and other drugs with the functions of removing blood stasis, relieving pain and promoting reunion of fractured bones and muscles.

Dosage and Administration: 3-10g.

Precautions: Contraindicated in pregnancy.

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Agkistrodon Snake (bai hua she)

  Agkistrodon acutus

Properties: Sweet and salty in flavour, warm in nature, being poisonous, it acts on liver channel. The action may pass through exterior to interior, promoting the bone and expelling the wind, clearing the channels to arrest convulsion. It is suitable for rheumatic arthralgia, headache due to latent wind, tetanus, leprosy, intractable tinea, etc.

Effects: Expelling the wind and clearing channel, arresting the wind and convulsion.


1.  For rheumatic arthralgia, muscle spasm, it is used in combination with pubescent angelica root (Radix Angelicae pubescentis), Chinese angelica root (Radix Angelicae sinensis) and acanthopanax bark ( Cortex Acanthopanacis radicis), soaking in wine for drinking; for aphonia caused by apoplexy or hemiplagia, it is used together with astragalus root ( Radix Astragali seu Hedysari), and Chinese angelica root to tonify the Qi and blood, expel the wind and clear channels.

2.    For opisthotonus caused by tetanus, it is often used together with scorpion (Scorpio), gastrodia tuber ( Rhizoma Gastrodiae) and Arisaema consanguineum Schott; for infantile convulsion caused by high fever, it is used in combination with cow bezoare (Calculus Bovis) and Arisaema Bilis.

In addition, it is suitable for headache caused by latent wind, chronic infantile convulsion due to insufficiency of spleen, leprosy and intractable tinea.

Dosage and Administration: 3-10g in decoction; 0.5-1g in powder. One whole snake for decoction; 0.5-1g for powder.

Zaocys Dhumnades (Cantor)

It belongs to Calubridae (Family Zaocys). This drug is the whole snake after removal of its viscera. Sweet in flavour, neutral in nature, and nonpoisonous, its effects are similar to those of Agkistrodon snake but milder. The usual dosage is 5-10g, 2-3g in powder.