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Alternate English names: impure Glauber’s salt

Alternate Chinese names: 朴消 pò xiāo; 朴硝 pò xiāo; 皮硝 pí xiāo; 盐消 yán xiāo; 水消 shuǐ xiāo

Kingdom: Mineral

Origin in PRC Pharmacopoeia: Pò xiāo, like mangxiao, comes from a mineral salt consisting mainly of sodium sulfate decahydrate (Na₂SO₄·10H₂O); it differs by being unprocessed.

Origin in unofficial sources: Pò xiāo, like mangxiao, comes from a mineral salt consisting mainly of sodium sulfate decahydrate (Na₂SO₄·10H₂O); it differs by being unprocessed. (PRC Pharmacopoeia)

Use: Medicinal

Category: Draining-precipitation agents / Offensive precipitant agents

Properties: Acrid, bitter, and salty; cold.

Channel entry: Stomach and large intestine channels.

Actions and indications: Drains heat and frees the stool; moistens dryness and softens hardness; clears heat and resolves toxin. Softer in substance but has the same actions as Máng xiāo (芒硝 Natrii Sulfas , mirabilite). Treats repletion heat accumulation with abdominal distension and constipation; phlegm accumulation; sore red eyes; swollen welling-abscesses (yōng zhǒng).

Dosage and method: Mostly used topically.

See: Máng xiāo (芒硝 Natrii Sulfas , mirabilite)

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