Introduction of Chuan Xin Lian:Common Andrographis Herb or Herba Andrographitis.

TCM Herbalism:Medicinals and Classifications. ✵The TCM herbalism is also known as pharmaceutics of Traditional Chinese Medicine, or Chinese pharmaceutics, is the branch of health science dealing with the preparation, dispensing, and proper utilization of Chinese herbs. It is majorly composed of Introduction of Chinese Medicinals, Classification of Chinese Herbs, Formulas, and Patent medicines.

Classifications of Herbs:Herbs Clearing Heat and Counteracting Toxins.

 TCM Herbs Icon05 Introduction: Herbs Clearing Heat and Counteracting Toxins: an agent or substance herbs that counteracts heat toxins or fire toxins, mainly indicated in the treatment of boils, sores, abscess, erysipelas, epidemic infectious diseases, mumps, dysentery, insect or snake bite, and burns.

 
Herba Andrographitis(Common Andrographis Herb).

Herba Andrographitis Pin Yin Name: Chuān Xīn Lián.
 English Name: Common Andrographis Herb.
 Latin Name: Herba Andrographitis.
 Property and flavor: cold, bitter.

 Brief introduction: The herb Herba Andrographitis is the dried aerial part of Andrographis paniculata(Burm.f.) Nees(family Acanthaceae), used to clear heat, counteract toxins, dry dampness and reduce swelling for the treatment of wind-heat afflictions, warm diseases at the early stage, heat in the lung with cough and dyspnea, lung abscess, damp-heat dysentery, and painful swelling of the throat. The herb is commonly known as Herba Andrographitis, Common Andrographis Herb, Chuān Xīn Lián.

 Botanical source: The herb Herba Andrographitis(Common Andrographis Herb) is the dried aerial part of (1). Andrographis paniculata(Burm.f.) Nees., it is a plant of the Andrographis genus, the Acanthaceae(acanthus family) family of the Lamiales order. This commonly used species is introduced as:

 Andrographis paniculata 01 (1).Andrographis paniculata (Burm.f.) Nees.:
 Botanical description: The Andrographis paniculata (Burm.f.) Nees., is a plant of the Acanthaceae family and Andrographis genus, it is commonly known as "Andrographis paniculata", or "Common Andrographis Herb, Herb of Common Andrographis, Green chirayta, king of bitters, andrographis", or "Chuan Xin Lian". Annual herbs. Stem erect, 4-wood, much branched, nodes branched, nodes slightly swollen, easily broken. Leaves opposite; Leaf blade lanceolate elliptic, apex acuminate, base cuneate, margin shallow, both surfaces glabrous.

 Andrographis paniculata 01 Racemes terminal and axillary, integrated large panicles; Bracts and bracteoles small, lanceolate; Calyx glandular hairs; Corolla lilac, bilip, upper lip and bracteoles tiny, lanceolate; Calyx glandular hairs; Corolla mauve, bilabial, upper lip hill, 2 cleft, lower lip erect, 3 lobes, lobes imbricate, corolla tube and lip equal length; 2 stamens, outstretched, 2 locules, locules are large and small, large base with whiskers, filaments hairy. Capsule fruit oblong, long elliptic, ca. 1 cm long, with a han in the middle, minute glandular hairs. 12 seeds, square. Its flowering period is from September to October, fruit period is from October to November.

 Ecological environment: The plant grows in the wild of tropical, subtropical areas. It is also planted in the south warm areas of the Yangtze river, China.

 Growth characteristics: The plant Andrographis paniculata prefers a high temperature and humid climate. It prefers sun and fertile soil. The suitable temperature for seed germination and seedling growth is 25-30℃, and the growth is slow when the temperature drops to 15-20℃. The temperature decreased to about 8℃, and the growth stopped. In case of low temperature or frost around 0℃, the plants all withered. It is advisable to cultivate in fertile, loose, and well-drained acid and neutral sandy loam. It still grows normally in the alkaline soil of pH 8.0.

 Characters of herbs: Stems square columnar, much-branched, 50~70 cm long, nodes slightly swollen; Brittle and easily broken. Leaves opposite, petiole short or subsessile; Leaf blade shriveled, brittle, whole flattened lanceolate or ovate-lanceolate, 3~12 cm long, 2~5 cm wide, apex acuminate, base cuneate decurrent, entire or undulate. The upper surface is green, the lower surface is gray-green, and the two sides are smooth. Slight smell, very bitter taste.

 Pharmacological actions: The decoction of the herb Herba Andrographitis has a different degree of inhibitory effect on pneumococcus, staphylococcus aureus, Pseudomonas aeruginosa, bacillus dysenteriae, etc., it can improve the phagocytosis of white blood cells, can stop the mouse early pregnancy, middle pregnancy, late pregnancy and other different stages of pregnancy. All kinds of lactones contained in Herba Andrographitis have varying level of anti-inflammatory effects, and total flavonoids have protective effects on the experimental myocardial injury. Besides, it has anti-snake venom, anti-tumor, antipyretic, sedative, choleric, and other effects.

 Medicinal efficacy: Clear heat and detoxification, cool blood, detumescence(reduce swelling), purging fire, drying dampness. It is indicated for fever of cold, wind-heat cold, warm disease and fever, sore throat swelling pain, sores of mouth and tongue, lung heat and cough, sudden cough and over-strained cough, diarrhea and dysentery, acute bacillary dysentery, gastroenteritis, pyretic stranguria and pain, cold, epidemic cerebrospinal meningitis, bronchitis, pneumonia, whooping cough, pulmonary abscess(lung abscess), tuberculosis, cholecystitis, high blood pressure, epistaxis(nose bleeding), mouth, swelling and pain in mouth and pharynx, swelling and pain in the throat, sore furuncle carbuncle swelling, damp-heat jaundice, stranguria, erysipelas, eczema, burns of water and fire, venomous snake bite.

 Administration of Herba Andrographitis(Chuān Xīn Lián): 
 
Reference: Administration Guide of Herba Andrographitis(Chuān Xīn Lián)
TCM Books: Internally:6~9 grams.Externally:proper amount(CP),Internally:water decoction, 3~5 qian(about 9~15 grams), or grinded into fine powder.Externally:smear with water decoction,or grinded into fine powder and apply stick(DCTM),Internally:water decoction, 9~15 grams, big dosage could be 30~60 grams; grinded to fine powder, 0.6~3 gram each time,swallow capsule or take with water.Externally:proper amount, mashed or prepare to paste and smear at the affected area, or drop to eyes,ear with water decoction(CHMM).

 
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References:
  • 1.Introduction of Chuan Xin Lian:Common Andrographis Herb or Herba Andrographitis.
  • 2.TCM Books:DCTM(Dictionary of the Chinese Traditional Medicine),CHMM(Chinese Herbal Materia Medica).

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