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Bing Lang (檳榔), the seed of the areca palm, kills a broad range of intestinal parasites (especially tapeworm), promotes the movement of qi and unblocks the bowels, and reduces oedema and leg qi.
Latin / Pharmaceutical Name
Areca catechu (Semen Arecae)
Common English Name
Areca / betel nut
Taste
Acrid, bitter
Temperature
Warm
Channels Entered
Stomach, Large Intestine
Actions & Functions
- Kills parasites (broad spectrum, especially tapeworm)
- Promotes the movement of qi and unblocks the bowels (food stagnation, constipation)
- Promotes urination and reduces leg qi and oedema
Indications
Tapeworm and other intestinal parasites; food stagnation with abdominal distension and constipation; and damp leg qi with swelling.
Dosage
3-9 g (30-60 g for tapeworm) in decoction.
Common Combinations
With Mu Xiang and Da Huang for food stagnation; with Nan Gua Zi for tapeworm.
Cautions & Contraindications
Use with caution in Spleen deficiency with loose stools and in prolapse; avoid large doses in pregnancy.
