Pericarpium Arecae


The pericarp of Areca cathecuL, family Palmae.

Pericarp long-ovate or elliptic, 4-7 cm long, 2-3 cm broad, 0.2-0.5 cm thick. Outer surface brown, with irregular longitudinal and transverse wrinkles, top with style scars remained, base with fruit stalks and relic sepals; inner surface brown. Light in weight, easily to be longitudinally torn, fracture surface showing fibrous. Acrid in taste, slightly warm in nature, and attributive to spleen, stomach, large intestine and small intestine channels.

1. Activate vital energy circulation and relieve the stagnation of intestine, eliminate distension and soothe the middle-jiao: For indigestion and stagnation of vital energy with fullness of the abdomen, loss of appetite, eructation with fetid odour and acid regurgitation, constipation or dyschesia; for dampness-retention syndrome involving the spleen with fullness and oppression in the chest and upper abdomen, anorexia, nausea, vomiting, and greasy fur.
2. Promote diuresis to relieve edema: For beriberi and edema.

Pharmacological Action
Its decoction exerts an effect of enhancing the intestinal tensity and decreasing the extent of intestinal contraction in rabbits in vitro, which can be counteracted by atropine.

Administration Decoction: 3-9g.


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Mr. Wang Tao

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