Introduction of Niu Xi Xi:Patient Dock Root or Radix Rumecis Patientiae.

TCM Herbalism:Medicinals and Classifications. ✵The article gives records of the herb Patient Dock Root, its English name, Latin name, property and flavor, its botanical source one plant species, ①.Rumex patientia L., with a detailed introduction to the botanical features of this plant species, the growth characteristics, and ecological environment of this plant species, the features of the herb Patient Dock Root, its pharmacological actions, medicinal efficacy, and administration guide.

Radix Rumecis Patientiae(Patient Dock Root).

brownish dried herb slices and segments of Radix Rumecis Patientiae Pin Yin Name: Niú Xī Xī.
 English Name: Patient Dock Root.
 Latin Name: Radix Rumecis Patientiae.
 Property and flavor: cold, bitter, sour.

 Brief introduction: The herb Radix Rumecis Patientiae is the dried root of Rumex patientia L., used as a blood-cooling hemostatic for various types of hemorrhage due to excessive heat in the blood. The herb is commonly known as Radix Rumecis Patientiae, Patient Dock Root, Niú Xī Xī.

 Botanical source: Common herbal classics and other famous herbal classics defined the herb Radix Rumecis Patientiae (Patient Dock Root) as the dried root of the species (1). Rumex patientia L. It is a plant of the Rumex L. genus, the Polygonaceae family (smartweed or buckwheat family) of the Polygonales order. This commonly used species is introduced:

(1).Rumex patientia L.

 plants of Rumex patientia L. with many green leaves grow in grass Botanical description: Rumex patientia L is commonly known as Bā Tiān Suān Mú, or Niú ěr Suān Mú (means cow ear-like rumex), Bō Cài Suān Mú (means spinach-like rumex). A perennial herb, it grows up to 1~1.5 meters tall. The roots are stout and tawny (yellowish-brown). Stem is upright and stout, simple or branched. Basal leaves have long stalks, oblong oval, the base is rounded or cordate, 15~30 cm long, entire or undulated; Cauline leaves are smaller, oblong-lanceolate, subsessile, ocrea (leaf sheath of stipule) is membranous, tubiform (tubelike).

 several plants of Rumex patientia L. with green leaves and yellow spikes grow in rocks Large panicles are terminal and axillary; Flowers are hermaphroditic, most flowers grow in clusters and whorls; the part below the middle of pedicels has joints; 6 tepals (perianth lobes), viridescent (pea green), in 2 layers, persistent, 3 tepals on the inner layer are enlarged in fruiting phase, there are tubercules on the base; 6 stamens; Ovary is superior, 3 styles, stigma is finely lobed.

 Achenes are ovate-trigonous, 3 mm long, brown, and wrapped inside the perianth. Its flowering period is from May to June, the fruiting period is from August to September.

 a plant of Rumex patientia L. with green leaves and brown spikes grow in a grass field Ecological Environment: The plant grows in valleys, on roadsides, meadows, or sides of ditches. The plant is mainly distributed in the northwest, northern areas, and other areas of China.

 brownish dried herb slices and segments of Patient Dock Root Characters of herbs: The root is round bar shape or conical-like, with a few branches, up to 20 cm long, and 5 cm in diameter. The root head part is swollen, with a residual stem base on the top, there are brownish-black scaly leaf base fiber bundles and fibrous root marks around it, and dense transverse striations under it. The surface is brownish gray to tan (chocolate brown), with longitudinal wrinkles and punctate protrusions of fibrous root marks, and elongated lenticels-like scars. The texture of the herb is tough and hard to break, the fracture surface is sallow (grayish yellow), strong fibrous. The herb has a slight odor, and bitter taste.

 Pharmacological actions: ①.hemostasis effect; ②.significantly increase the number of platelets in patients with thrombocytopenia.

 Medicinal efficacy: Clearing heat and detoxification, activating blood and hemostasis (stanch bleeding), detumescence (reduce swelling), relaxing the bowels, kill parasites. It is indicated for the treatment of hememesis (spitting blood), epistaxis (nose bleeding or bleeding from five aperture or subcutaneous tissue), hemafecia (pass blood in stool), dysentery, hepatitis, internal bleeding, thrombocytopenia, purpura (hemokelidosis), chronic enteritis, leukorrhea with reddish discharge, traumatic injury, constipation, dysuria (difficulty in urination), carbuncle scabies, swelling poison, scabies, purulent boils and abscess, burns from soup and fire.

 Administration of Radix Rumecis Patientiae (Niú Xī Xī): 
Reference: Administration Guide of Radix Rumecis Patientiae (Niú Xī Xī)
TCM Books: ①.Internally:water decoction, 3~5 qian (about 9~15 grams). Externally:mashed and apply stick, prepare to ground powder with vinegar and smear apply, or prepare to finely ground herb powder and apply stick; ②.Internally:water decoction, 10~30 grams. Externally:proper amount, mashed and apply stick; prepare to ground powder with vinegar and smear apply, or prepare to finely ground herb powder and apply stick, or wash with water decoction.
 Contraindications, Precautions and Adverse Reactions:Mistakenly take patient dock root overdose, easily lead to diarrhea, vomiting, mistakenly take large amount of stem and leaves easily lead to abdominal distension, sialorrhea, gastroenteritis, diarrhea. Rescue: take activated carbon or albumin tannate internally, intravenous drip 5% glucose in normal saline, with symptomatic treatment.




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