Calamine (LU GAN SHI)

Calamine (LU GAN SHI)

LU GAN SHI

Pharmaceutical Name:

Calamina

Latin Name:

Calamina

Common Name:

Calamine

Part Used:

Calamina is the natural ore smithsonite, composed mainly of zinc carbonate. It occurs chiefly in the provinces of Guang Xi, Hu Nan, and Si Chuan. Calamina is calcined and then ground into a fine powder with water or mixed with a decoction of Rhizoma Coptidis.

Properties  Taste & Meridians:

Sweet in flavor, neutral in property, acts on the Liver and Stomach channels.

Functions:

Removes nebula clouding to improve eyesight, removes Dampness, and promotes tissue regeneration.

Indications & Combinations:

1. For conjunctival congestion and nebula, it is used with Borax (Peng Sha) and other herbs.

2. For chronic ulceration with much pus and wounds that do not heal, it is used with Acacia Catechu (Er Cha).

Dosage and administration:

Appropriate amount for external use. The substance can be elutriated and used as eye drops.

Precautions:

None noted.

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