Uncaria rhynchophylla – gou teng

Uncaria rhynchophylla
[Medicinal use] This product is the hook and connected stems and branches of the plant Uncaria rhynchophylla or Uncaria sinensis of the Rubiaceae family.
[Nature and flavor and meridians] Sweet, slightly cold. Enters the liver and pericardium meridians.
[Effects] Clears heat and calms the liver, calms wind and calms spasms.
[Clinical application] 1. Used for symptoms such as swelling of the head due to liver fire, headache, hyperactivity of liver yang, dizziness and vertigo.
Uncaria rhynchophylla clears the liver and relieves heat and calms liver yang, so it is often used for symptoms such as swelling of the head due to liver fire and hyperactivity of liver yang. Combined with Prunella vulgaris and Scutellaria baicalensis, it can clear and relieve liver fire; combined with Semen Cassiae and Chrysanthemum, it can calm and lower liver yang.
2. Used for symptoms such as high fever due to fever, internal movement of liver wind, convulsions and eclampsia in women.
The heat-clearing effect of Uncaria rhynchophylla is not obvious, but because it has the effect of calming wind and relieving spasms, it is often used in cases of epilepsy and convulsions. It is often used in combination with Gastrodia elata, Semen Cassiae, Scorpio, etc. in clinical practice; if it is caused by high fever and wind, it can be used together with antelope horn, chrysanthemum, Gentiana scabra, etc.
[Prescription name] Uncaria rhynchophylla, tender Uncaria rhynchophylla, tender double hook, tender hook hook (for drying)
[General dosage and usage] 3 to 5 qian, decocted and taken. It must be taken after decocting.
[Comments] 1. Uncaria rhynchophylla clears malnutrition heat and calms the liver and calms the wind. It is often used to calm and lower liver yang in clinical practice. Its heat-clearing effect is not as good as that of antelope horn, and its effect of calming wind and relieving spasms is also weaker than that of antelope horn, scorpion, and centipede. Therefore, when convulsions are caused by high fever and wind, antelope horn (goat horn) should be added; if the convulsions are severe, scorpion and centipede should be used.
2. It is now known that this product has a good antihypertensive effect, which shows that the valuable experience of the predecessors has been confirmed by modern science.
[Example of prescription] Uncaria Drink “Benshi Fang”: Uncaria, chrysanthemum, saposhnikovia, ginseng, poria, pinellia, tangerine peel, ophiopogon, gypsum, licorice. Treat liver syncope headache.
This product is the dried hooked stems and branches of Uncaria rhynchophyla (Miq.) Miq. ex Havil., Uncaria macrophyla Wal.. Uncaria hirsuta Havi., Uncaria sinensis (Oliv,) Havi. or Uncaria sessilifructus Roxb. of the Rubiaceae family. Harvested in autumn and winter, defoliated, cut into sections, and sun-dried.
[Propriétés]
The stems and branches of this product are cylindrical or quasi-square columnar, 2~3cm long and 0.2~0.5cm in diameter. The surface is reddish brown to purple-red with fine longitudinal stripes, smooth and hairless; yellow-green to gray-brown with some white dot-shaped lenticels and covered with yellow-brown soft hairs. Most branches have two downward-curved hooks (sterile peduncles) on opposite sides, or only one side has a hook and the other side is a protruding scar: the hook is slightly flat or slightly round, with a fine tip and a wider base; the branches at the base of the hook can see the dot-like marks and ring-shaped stipule marks after the petiole falls off. The texture is tough, the cross section is yellow-brown, the cortex is fibrous, and the pith is yellow-white or hollow. The smell is slight and the taste is light. [Identification]
(1) Uncaria rhynchophylla The powder is light yellow-brown to reddish brown. Phloem thin-walled cells are in sheets, cells are elongated, and the boundaries are not obvious. The secondary wall is often separated from the primary wall, and is spiral or irregularly twisted. The fibers are bundled or scattered individually, mostly broken, with a diameter of 10~26um and a wall thickness of 3~11um. The marginal pit vessels are mostly broken, with a diameter of up to 56um, and the pits are densely arranged. The epidermal cells are brown-yellow, polygonal or slightly elongated in surface view, with a diameter of 11~34um. Calcium oxalate sand crystals exist in oblong thin-walled cells, densely, and some sand crystal-containing cells are connected in rows.
Uncaria sinensis is similar to Uncaria.
Uncaria macrophylla has more single-cell non-glandular hairs, and multi-cell non-glandular hairs are 2~15 cells
Uncaria hairy has non-glandular hairs of 1~5 cells,
Uncaria sessile fruit has rare non-glandular hairs, 1~7 cells. Thick-walled cells can be seen, which are rectangular, 41~121um long, and 17~32um in diameter.
(2) Take 2g of the powder of this product, add 2ml of concentrated ammonia test solution, soak for 30 minutes, add 50ml of chloroform, heat and reflux for 2 hours, cool, filter, take 10ml of the filtrate, evaporate to dryness, add 1ml of methanol to the residue to dissolve it, and use it as the test solution. Take another isorhynchophylline reference substance, add methanol to make a solution containing 0.5mg per 1ml, and use it as the reference solution. According to the thin layer chromatography method (General Rule 0502), take 10~20ml of the test solution and 541 of the reference solution, and spot them on the same tridacna G thin layer plate, use petroleum ether (60~90℃)-acetone (6:4) as the developing agent, develop, take out, dry, and spray with modified potassium iodide test solution. In the chromatogram of the test sample, spots of the same color appear at the corresponding position of the chromatogram of the reference substance.
【Inspection】
The moisture content should not exceed 10.0% (General Rule 0832, Method 2)
The total ash content should not exceed 3.0% (General Rule 2302).
【Extrait】
Determined by the hot leaching method under the alcohol-soluble extract determination method (General Rule 2201), using ethanol as the solvent, the content should not be less than 6.0%. 【Nature and flavor and meridians】
Sweet, cool. Enters the liver and pericardium meridians.
【Fonctions et indications】
Chilling wind and calming convulsions, clearing heat and calming the liver. Used for internal liver wind movement, epilepsy convulsions, high fever convulsions, colds and convulsions, infantile crying, pregnancy eclampsia, headache and dizziness.
【Utilisation et dosage】
3~12g, added later.
【Stockage】
Put in a dry place.
Where is the main production area of ​​Uncaria rhynchophylla?
It is mainly produced in Guangxi, Guangdong, Hunan, Jiangxi and Sichuan.
Where are the main parts of Uncaria used as medicine?

Medicinal parts of Uncaria:
This product is the dried stems and branches with hooks of Uncaria rhynchophyla (Mig.) Miq. ex Havi., Uncaria macrophyla Wall., Uncaria hirsuta Havil, Uncaria sinensis (Oliv,) Havil. or Uncaria sessilifrudus Roxb. of the Rubiaceae family.
Harvested in autumn and winter, defoliated, cut into sections, and dried in the sun.

Characteristics of the medicinal parts of Uncaria:
The stems and branches of this product are cylindrical or quasi-square, 2~3cm long and 0.2~0.5cm in diameter. : The surface is reddish brown to purple-red with fine longitudinal lines, smooth and hairless; yellow-green to gray-brown with white dot-shaped lenticels and yellow-brown soft hairs. Most branches have two downward-curved hooks (sterile peduncles), or only one side has hooks, and the other side is a protruding scar; the hooks are slightly flat or slightly round with a thin tip and a wider base; the branches at the base of the hooks can see the dot-like marks and ring-shaped stipule marks after the petiole falls off. Tough texture, yellow-brown cross section, fibrous cortex, yellow-white or hollow medulla. Slight smell, light taste. How did the history books record Uncaria? “Famous Doctors’ Records”: “It is used to treat cold and heat in children, twelve types of epilepsy. “Medicinal Properties of Materia Medica”: “It treats children’s crying, convulsions, heat congestion, and fetal wind. “Compendium of Materia Medica Volume 18”: “Adults have dizziness and vertigo, calm liver wind, eliminate heart heat, and children have abdominal pain and rashes.” “Uncaria rhynchophylla is a medicine for the hand and foot jueyin meridians. The foot jueyin meridian governs wind, and the hand jueyin meridian governs fire. Epilepsy and dizziness are all diseases of liver wind and fire. Uncaria rhynchophylla connects the pericardium to the liver wood, and the wind is calm and the fire is extinguished, then all symptoms will be eliminated.
Effets
Uncaria rhynchophylla has the effects of calming wind and calming convulsions, clearing heat and calming the liver.
What are the main effects and clinical applications of Uncaria rhynchophylla?
Uncaria rhynchophylla is used for internal liver wind movement, epilepsy convulsions, high fever convulsions, colds and convulsions, children crying, pregnancy and child disease, headache and dizziness.
Syndrome of internal liver wind movement
It is used to treat liver meridian heat and wind movement, high fever and convulsions, and is often used with antelope horn, raw rehmannia root, raw white peony root, etc.
Liver yang is hyperactive, dizziness and vertigo; liver meridian has heat, head swelling and headache
The former is often used with herbaceous prunella vulgaris, burning magnetite, mother of pearl, etc., and the latter It can be used together with Prunella vulgaris, Gardenia, Chrysanthemum, etc.
What other effects does Uncaria rhynchophylla have?
The commonly used medicinal diet recipes of Uncaria rhynchophylla are as follows:
Hypertension (early stage)
Uncaria rhynchophylla 500g. 30g each time, twice a day, brewed with boiling water instead of tea.
Children with convulsions, but normal diet and bowel movements
Uncaria rhynchophylla 6g, decocted in water for 15 minutes, 30mL of juice, added with 100mL of boiled milk. 20~30mL each time. Note: The use of Chinese herbal medicines must be treated according to syndrome differentiation and should be used under the guidance of professional Chinese medicine practitioners. Do not use them at will, and do not listen to Chinese medicine prescriptions and advertisements at will.
What are the compound preparations containing Uncaria rhynchophylla?
Uncaria rhynchophylla drink
Clears heat and extinguishes wind, replenishes qi and relieves spasms. Indications: Children with convulsions due to high fever, clenched jaws, convulsions of hands and feet, looking up, etc. Tianma Uncaria rhynchophylla drink
Calms the liver and extinguishes wind, clears heat and activates blood circulation, replenishes It benefits the liver and kidneys. It is mainly used to treat hyperactivity of liver yang and liver wind disturbance. Headache, dizziness, insomnia and dreaminess, or bitter mouth and red face, red tongue with yellow fur, stringy or rapid pulse.
Lingjiao Gou Teng Decoction
Cools the liver and extinguishes wind, increases fluid and relaxes muscles. It is mainly used to treat heat and wind syndrome. High fever does not subside, depression and restlessness, convulsions of hands and feet, convulsions, even coma, red tongue or tongue scorch, stringy and rapid pulse; as well as liver heat and wind yang rising, dizziness and swelling, tinnitus and palpitations, red face like drunkenness, or restlessness of hands and feet, red tongue, dry pulse, stringy and rapid pulse.
Tianma Gou Teng Granules
Calm the liver and extinguish wind, clear heat and calm the mind. It is used for headache, dizziness, tinnitus, blurred vision, tremor, insomnia caused by hyperactivity of liver yang; hypertension is seen in the above symptoms
Poem
Qingnao Jiangya Tablets
Calm the liver and suppress yang. It is used for dizziness caused by hyperactivity of liver yang, with symptoms of dizziness, headache, stiff neck, high blood pressure,
Xiaoer Zhibao Pills
Soothe wind and calm the nerves , resolve phlegm and relieve stagnation. Used for colds caused by wind and cold in children, stopping eating and breastfeeding, fever and nasal congestion, coughing and sputum, vomiting and diarrhea.
Miaoling Pills
Clears heat and resolves phlegm, dispels wind and calms the nerves. Used for colds caused by exogenous wind-heat and phlegm, with symptoms of cough, fever, headache and dizziness, cough, vomiting phlegm, dry nose and mouth, and sore throat.
Xiaoer Jiere Pills
Clears heat and resolves phlegm, calms the nerves, and calms the wind. Used for colds and fever in children, phlegm congestion, high fever and convulsions, stiff neck and back, convulsions of hands and feet, coma, vomiting and coughing.
Modern research progress on Uncaria rhynchophylla
This product has multiple pharmacological effects such as sedation, anti-epileptic, and hypotensive.
Usage
Uncaria rhynchophylla has the effects of calming wind and calming nerves, clearing heat and calming the liver. Use Uncaria rhynchophylla slices and decoct them. Please follow the doctor’s instructions for specific medication.
How to use Uncaria rhynchophylla correctly?
When Uncaria rhynchophylla decoction is taken orally, the usual dosage is 3~12g.
Note: It is better to add it to the decoction later and not to simmer it for a long time. Uncaria rhynchophylla contains volatile oil components, and long-term simmering can easily reduce the efficacy. Uncaria rhynchophylla is generally used in decoctions, and it can also be made into powder or pills. However, the use of Chinese medicinal materials must be based on syndrome differentiation and treatment, and should be used under the guidance of professional Chinese medicine practitioners. It should not be used at will, and it should not be used at will, let alone listen to Chinese medicine prescriptions and advertisements. In addition, Uncaria rhynchophylla can also be soaked in wine, and it can be soaked in wine with Chinese medicines such as Gastrodia elata, ivy, and Saposhnikovia divaricata, which has the effect of dispelling wind and stopping spasms.
How to prepare Uncaria rhynchophylla?
· Cleaning: Pick out impurities, remove leaves, wash, and dry.
Cutting: Take the original medicinal materials and remove impurities. Rinse with water, soften, cut into sections, and dry. .
· Roasting: Steam, take Uncaria rhynchophylla for 1~2 hours, and dry.
What drugs should be used with Uncaria rhynchophylla at the same time?
L’utilisation combinée des médecines chinoise et occidentale nécessite une différenciation des syndromes et un traitement clinique individualisé.
Si vous utilisez d’autres médicaments, veuillez consulter un médecin avant de prendre le médicament et informez-le de toutes les maladies diagnostiquées et des plans de traitement que vous recevez.
Mode d'emploi
Uncaria rhynchophylla is sweet and cool. People with spleen and stomach deficiency, kidney yang deficiency, exogenous wind and cold, internal injury and raw cold should be cautious when taking it.
What are the precautions when using Uncaria rhynchophylla?
·People with spleen and stomach deficiency, kidney yang deficiency, exogenous wind and cold, internal injury and raw cold should not take it in large quantities for a long time.
·This product has a slight smell and a light taste. It is best to use thin stems, double hooks, smooth, and purple-red. Use it raw.
·During the medication, you should avoid eating cold, raw and cold foods, spicy and greasy foods, and avoid smoking and drinking.
, Pregnant and lactating women: If you are pregnant, planning to become pregnant, or are lactating, please inform your doctor in time and consult whether Chinese medicine can be used for treatment.
·Enfants : Les enfants doivent prendre des médicaments sous la surveillance d’un médecin et d’un adulte.
·Please keep the medicinal materials properly and do not give them to others.
Évitez d’utiliser des ustensiles en cuivre ou en fer pour préparer des décoctions de médicaments.
Conseils sur les médicaments
Les questions les plus fréquemment posées par les patients
The efficacy and role of Tianma Gou Teng Granules
Tianma Gou Teng Granules are liver-calming and wind-calming agents, composed of Tianma, Gou Teng, Semen Cassiae, Gardenia, Scutellaria, Achyranthes, Eucommia, Leonurus, Viscum, Polygonum Multiflorum, and Poria.
It has the effects of calming the liver and extinguishing wind, clearing heat and calming the mind. It is used for headache, dizziness, tinnitus, blurred vision, tremor, insomnia caused by hyperactivity of liver yang: hypertension with the above symptoms:
What are the effects of using Tianma and Gou Teng together?
The combination of Tianma and Gou Teng in the compound is mainly used to calm the liver and calm the wind, dredge the meridians and relieve pain. It is used to treat liver yang hyperactivity and liver wind internal movement syndrome, such as hypertension, dizziness, headache, numbness of the limbs, and convulsions belonging to liver wind internal movement syndrome. Gastrodia elata and Uncaria rhynchophylla can be used together to treat diabetes, and have a better effect on patients with diabetes and arteriosclerosis. Uncaria rhynchophylla should be added last when decocting.
How to soak Uncaria rhynchophylla in water
[Raw materials] 5g Gastrodia elata, 6g Uncaria rhynchophylla, 10g green tea.
[Method] Wash Gastrodia elata and Uncaria rhynchophylla, add appropriate amount of water, decoct twice, and remove the residue. Use their juice to brew green tea, cover tightly, and soak for 5-10 minutes.
[Usage] 1 dose per day, drink instead of tea.
[Effects] Calm the liver, extinguish wind, and calm down. It is used for hypertension with hyperactivity of liver yang, dizziness, neurasthenia, numbness of limbs, etc.
Why should Uncaria rhynchophylla be added last?
Uncaria rhynchophylla contains a large amount of volatile oil components, and its effective component, Uncaria rhynchophylla alkaloids, is easily destroyed by heating, so it is recommended to be added last when decocting. Adding Uncaria rhynchophylla last means adding Uncaria rhynchophylla about 10 minutes before the decoction is completed when decocting Chinese medicine. This can not only quickly release the efficacy of Uncaria rhynchophylla into the medicine soup, but also avoid the loss of a large amount of volatile oil. Taking it last can ensure the efficacy of the medicine and avoid reducing its efficacy. Uncaria rhynchophylla has the effects of calming the liver and suppressing yang, stopping wind and stopping spasm. It is currently widely used and is usually used to treat exogenous wind evil, endogenous wind evil and other symptoms.