Uncaria rhynchophylla
Uncaria rhynchophylla.   钩藤 Gōu téng- "Hooked vine"   Gambir Vine   Family: Rubiaceae    
Nature: Cool, Cold    FLAVOR: Sweet, pleasant, Slightly bitter
FUNCTIONS
GROUP: Endogenous Wind- (Anticonvulsives)
1. Anticonvulsive.
2. Clear Heat. Clears fevers.[1]
3. Calm Down Liver. Soothes the Liver.[1]
4. Bring down blood pressure.
5. Stops gas (flatus) formation.[1]
6. Releives convulsions.[1]
INDICATIONS
1. Dizziness.[1,2] Vertigo.[2] Headache.[1,2]
2. Convulsions in children.[1,2] Hypertension.[1,2]
COMBINATIONS
- Internal Wind caused by Liver and Kidney Yin deficiency: Nourishes Liver and Kidney Yin, nourishes Blood to improve vision, brings down Internal Wind and calms Liver Rehmannia Combination for vision- Ming mu di huang wan.
- Internal Wind due to Hyperactivity of Liver Yang: Calms the Liver, extinguishes internal Wind, clears Heat, tonifies the Liver and Kidney, calms the Shen Gastrodia & Gambir- Tian ma gou teng wan.
- Disturbance of the Shen due to heat, Qi stagnation with accumulation in the Stomach and Intestines: Clear Heat and soothes irritability, calms the Shen and alleviates fright, regulates the Stomach and Intestines and promotes digestion Uncaria & Poria- Xiao er ning ye chong ji.   
Yin Deficiency with hyperactitiy of Yang:Tonifies and nourishes the Liver and Kidney, subdude Yang hyperactitiy, extinguishes internal Wind, promotes diuresis Achyranthes & Cassia-Yang jin jiang ya fang.
Rebellious Liver Qi attacking the Spleen and counterflowering upward: Calms the Rebellious ascent of Liver Qi, promotes circulation of Liver Qi and Blood, Extinguishes Liver Wind Bupleurum Combination- Yi gan san.
PREPARATIONS: Decoction- Curved thorns on stem  9-15 g - Do not overcook.[1]
Dry branch 6-12 g.[2]



HABITAT: Grows wild in valleys and on slopes.
DESCRIPTION: Climbing shrub. Stem; smooth, non-pubescent, small branches rounded-oblong. Leaves; opposite, ovate or oval, apexes acute, bases cuneate, margins intact or slightly undulate, with singly curved or doubly-curved thorns growing from axils. Flowers; in late summer, small terminal or axillary yellowish-green flowers appear to form capitulum inflorescences. Capsule spindle-shaped, winged.
References
[1] Barefoot Doctor's Manual - 1977 Prepared by the Revolutionary Health Committee of Hunan Province. Original Chinese manual- Victor W. Sidel. Originally published by Dr Joseph Quin and the Fogarty International centre, Bethdesda (1974). Madrona Publishers Seattle Washington ISBN 0-914842-52-8
[2] A Complete English Dictionary of Medicinal Terms in Chinese Acupuncture and Herbalism 1981 - Henry Lu Chinese Foundations of Natural Health- The Academy of Oriental Heritage, Vancouver, Canada.
Images
1. mitomori.co.jp
2. [1]
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