This product is a stalactitic calcite rock from the calcite group of carbonate minerals, known as Stalactitum. It is found in Guangdong, Guangxi, Hubei, Sichuan, Guizhou, Yunnan, Shaanxi, Gansu, and Shanxi. It commonly grows in mountain caves. After harvesting, impurities are removed, and it is washed and dried. The best quality is characterized by its firmness, heavy weight, and a transparent, shiny cross-section.

bubble_chart Properties and Meridians

Sweet, warm. Act on lung, kidney and stomach meridians.

bubble_chart Efficacy

Warms the lungs, assists yang, relieves wheezing, and controls acidity.

bubble_chart Indications

Used for cold phlegm, wheezing, and cough; yang deficiency with cold wheezing; cold pain in the waist and knees; stomachache with acid reflux; and agalactia.

bubble_chart Usage and Dosage

3～9g.

bubble_chart Cautions and Contraindications

Not suitable for long-term use; for yin deficiency with effulgent fire and lung heat cough, use Jinfu.

bubble_chart Processing and Storage

Store in a dry place.

1. Stalactite: Remove impurities, wash clean, pound into small pieces, and dry in the sun.
2. Calcined Stalactite: Take clean stalactite, place it in a suitable container, and calcine according to the calcination method until it turns red throughout. Remove, let cool, and crush or pound into small pieces. Calcination enhances the acid-neutralizing effect.

bubble_chart Modern Pharmacology

This product mainly contains calcium carbonate (CaCO₃). In addition, it also contains a small amount of magnesium and a very small amount of acid-insoluble residue.