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Pharmaceutical Name

Herba portulacae
Botanical Name

Portulaca oleracea L.
Common Name

Purslane, Portulaca
Source of Earliest Record

Xinxiu Bencao
Part Used & Method for Pharmaceutical Preparations

The entire plant is gathered in summer, steamed or boiled and then dried in the sun.
Properties & Taste

Sour and cold
Meridians

Large intestine and liver
Functions

1. To clear heat and release toxins; 2. To cool the blood and stop dysentery
Indications & Combinations

Dysentery manifested as fever, abdominal pain, blood and pus in the stool and tenesmus. Portulaca (Machixian) is used with Scutellaria root (Huangqin) and Coptis root (Huanglian). Also, Portulaca (Machixian) can be taken alone as treatment for these symptoms.
Dosage

30-60 g (double dosage for the fresh herb)
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