Glauber's salt (Mangxiao)
Pharmaceutical Name: Natrii Sulfas
Mineral Name: 1. Mirabilite; 2. Glauber's salt; 3. Sodium sulfate
Common Name: Mirabilite, Glauber's salt
Source of Earliest Record: Mingyi Bielu
Part Used & Method for Pharmaceutical Preparations: Sodium sulfate
Properties & Taste: Salty, bitter and cold
Meridians: Stomach and large intestine
Functions: 1. To purge feces downward; 2. To soften hardness; 3. To clear heat
Indications & Combinations:
1. Constipation. Glauber's salt (Mangxiao) is used with Rhubarb (Dahuang) in the formula Dachengqi Tang.
2. Sore throat, ulcerated mouth, red eyes or boils. Glauber's salt (Mangxiao) is used with Sodium borate (Pengsha) and Borneol (Bingpian) for external use.
Dosage: 10-15 g
Cautions & Contraindications: This herb is contraindicated during pregnancy.