Radix Phytolaccae


The root of Phytolacca acinosa Roxb. or P. americana L, family. Phytolaccaceae.

Root conical, 5-12 cm long, 2-5 cm in diameter. Cork surface grey-brown, with lenticels and branched root scars. Prepared as transversely cut pieces, yellow-white in section. Wood showing several peculiar vascular bundles in annular arrangement. Bitter in taste, cold in nature, toxic, and attributive to lung, large intestine and kidney channels.

1. Relax the bowels and promote diuresis: For sthenia-syndrome with edema, hydrothorax, ascites and constipation.
2. Eliminate phlegm and alleviate cough: For productive cough. Recently, pills are used for chronic bronchitis.
3. Remove swelling and detoxify: External use for skin infection. In addition, crushed fresh preparation may be orally used for schizophrenia. Steamed and roasted slice may be used for psoriasis.

Pharmacological Action
1. Diuretic.
2. Expectorant and antitussive.
3. Jaligonic acid (C30H4607),one of its components, exerts anti-inflammatory effect similar to hydrocortisone.

Administration Decoction:
3-9g. Bolus (after steamed for 1-2 hours and dried, prepared with honey equivalent to 4g of fresh herb): Three tinies daily, used for bronchitis and psoriasis.
Fresh juice: 10-30ml before meal, once a week, 6-7 times as one course, used for schizophrenia.

The dosage of bolus should be 9g a day (divided into three doses), otherwise diarrhea and other side effects may occur. Oral use of 10-30ml of fresh juice may cause nausea, diarrhea and vomiting within 1-2 hours, or even shock occasionally.


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Mr. Wang Tao

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