Introduction of Long Kui:Black Nightshade Herb or Herba Solani Nigri.
✵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.
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.
✵Till the date Oct 10th,2019, there are totally  kinds of common TCM herbs,  kinds of related plant species,  fungus species, are recorded in this category. These Herbs Clearing Heat and Counteracting Toxins are briefly introduced separately:
Herba Solani Nigri(Black Nightshade Herb).
Pin Yin Name: Lónɡ Kuí.
English Name: Black Nightshade Herb.
Latin Name: Herba Solani Nigri.
Property and flavor: cold, bitter.
Brief introduction: The herb Herba Solani Nigri is the dried aerial part of Solanum nigrum L.(family Solanaceae), used for the treatment of cancer of the stomach and esophagus. The herb is commonly known as Herba Solani Nigri, Black Nightshade Herb, Lónɡ Kuí.
Botanical source: Common herbal classics and official herbal classics defined the herb Herba Solani Nigri(Black Nightshade Herb) as the dried aerial part of (1). Solanum nigrum L. It is a plant of the Solanum L. Genus, Solanaceae family, Tubiflorae order plant. This commonly used species is introduced as:
(1).Solanum nigrum L.: Botanical description: Annual herbs, ca. 25~100 cm tall. Stem erect, angular or inconspicuous, subglabrous or thinly covered with fine hairs. Leaves alternate; Petiole 1~2 cm long; Leaf blade ovate, apex shortly acute, base cuneate or broadly cuneate and descending to the petiole, usually 2.5~10 cm long, 1.5~5.5 cm wide, entire or irregularly undulate coarsely serrate, smooth or sparsely pubescent on both surfaces. A scorpion-likeke cyme, axillary, with 3~6~10 flowers; Pedicels long, 5-lobed, lobes ovoid, ca. 2 mm long, 5 stamens, corolla tube, filaments separated, anthers yellow, apical orifice inward; 1 pistil, globose, ovary 2, style lower half densely white pilose, stigma rounded. Berry globose, shiny, ca. 8 mm in diameter, black when ripe; Seeds mostly oblate. The flowering and fruiting period is from September to October.
Ecological environment: The plant grows on-farm, roadside, or wasteland. The plant distributes all over the country area of China.
Growth characteristics: The plant prefers a warm and humid climate. The soil requirements are not strict, with more fertile and well-drained sandy loam is better.
Characters of herbs: The stem is cylindrical, much-branched, 30~70 cm long, 2~10 mm in diameter, yellow-green surface, with longitudinal wrinkles. Hard and brittle, the cross-section is yellow-white, hollow. Creased or broken, whole ovate or elliptic, 2~12 cm long, 2~6 cm wide, apex acute or obtuse, entire or irregularly undulate serrate, dark green, both surfaces smooth or sparsely pubescent; Petiole length 0.3~2.2 cm. Flowers, fruits are rare, cymes scorpion, axillary exophytic, 4~6 flowers, calyx brown, corolla brownish. Berry globose, black or green, wrinkled. Seeds are numerous, brown. Slight flavor. The stem leaves color green, with fruit for the best.
Pharmacological actions: The herb Herba Solani Nigri has an anti-inflammatory effect: it has a protective effect on allergic, burn, and histamine shock of animals, and can promote the formation of antibodies, can inhibit the effect of peripheral glucose, so it has the effect of raising blood sugar. Besides, there are relieving cough, expectorant, exciting smooth muscle and central nervous function, etc.
Medicinal efficacy: Clear heat, detoxify, activate blood circulation and detumescence(reduce swelling). It is indicated for the treatment of malignant boils, carbuncle, carbuncle sore ulcer, erysipelas, acute nephritis, nephritis and edema, dysuria(difficulty in micturition), chronic tracheitis, elderly chronic tracheitis, leukorrhagia, prostatitis, dysentery, skin eczema, traumatic injury of fall, etc.
Administration of Herba Solani Nigri(Lónɡ Kuí):
Administration Guide of Herba Solani Nigri(Lónɡ Kuí)
NA(CP),Internally:water decoction, 0.5~1 liang(about 15~30 grams).Externally:mashed and apply stick, or wash with water decoction(DCTM),Internally:water decoction, 15~30 grams.Externally:proper amount, mashed and apply stick, or wash with water decoction(CHMM).
1.Introduction of Long Kui:Black Nightshade Herb or Herba Solani Nigri.
2.TCM Books:DCTM(Dictionary of the Chinese Traditional Medicine),CHMM(Chinese Herbal Materia Medica).