Introduction of Qing Hao:Sweet Wormwood Herb or Herba Artemisiae Annuae.

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 Cooling the Blood.

 TCM Herbs Icon05 Introduction:Herbs Clearing Heat and Cooling the Blood: an agent or substance herbs that has the effect of eliminating pathological heat from the nutrient and blood systems in cases of warm diseases marked by fever accompanied by delirium, eruptions and bleeding symptoms, and also in other diseases with bleeding due to heat in the blood.

 
Classifications of Herbs.

 TCM Herbs Icon 05 Introduction: The Herbs Clearing Heat and Cooling the Blood are known including:,,,,,,,,,.

 ✵Till the date Oct 10th,2019, there are totally [10] kinds of common TCM herbs, [15] kinds of related plant species, are recorded in this category. These Herbs Clearing Heat and Cooling the Blood. are briefly introduced separately:

 
Herba Artemisiae Annuae(Sweet Wormwood Herb).

Artemisia annua Pin Yin Name: Qīnɡ Hāo.
 English Name: Sweet Wormwood Herb.
 Latin Name: Herba Artemisiae Annuae.
 Property and flavor: cold, bitter, slight pungent.

 Brief introduction: The herb Herba Artemisiae Annuae is the dried aerial part of Artemisia annua L.(family Compositae), used to clear heat of deficiency type for relieving consumptive fever and also for combating malaria. The herb is commonly known as Herba Artemisiae Annuae, Sweet Wormwood Herb, Qīnɡ Hāo.

 Botanical source: The herb Herba Artemisiae Annuae(Sweet Wormwood Herb) is the dried aerial part of Artemisia annua L., it is a plant of the Artemisia Linn. Genus, the Asteraceae family of the Campanulales order.

 Common official herbal classics and Other famous herbal classics defined the herb Herba Artemisiae Annuae(Sweet Wormwood Herb) as the dried aerial part of (1). Artemisia annua L. This commonly used species is introduced as:

 Artemisia annua (1).Artemisia annua L.:
 Botanical description: It is commonly known as Yellow Flower Artemisiae, or Huang Hua Hao. Herbs annual, 40 ~ 150 cm tall. The whole plant has a strong smell of volatile oil. Stem erect, longitudinally striate, much branched, smooth glabrous. Basal leaves spread the ground, bloom when withered; Stem leaves alternate, green when young, yellowish brown when old, glabrous, shortly stipitate, gradually stipitless upward; Leaf blade usually 3-fold pinnate, lobes short and fine, with minute powdery pubescence, dark green above, light green below, with minute hairs or powdery glandular spots; Leaf axis with narrow wings on both sides; The upper part of the stem is attenuated and striate into the lower chamber. Inflorescence small, globose, ca. 2 mm in diameter, with slender short pedicel, mostly conical; Involucre is small, in shape, the flower is tubular flower completely, yellow, periphery is female flower, the center is bisexual flower. Achene ellipse. Its flowering period is from August to October, fruiting period is from October to November.

 Artemisia annua Ecological environment: the plant Artemisia annua grows in open fields, hillsides, roadsides, riverbanks, etc. The plant mainly distributes in the north and south areas of China.

 Growth characteristics: The plant prefers a warm and humid climate, not resistant to shade, avoid waterlogging. Seed germination temperature is 8~25℃. It is appropriate to cultivate in sunny, loose fertile, rich in humus, good drainage sandy loam.

 Characters of herbs: Stem cylindrical, superbranched, 30~80 cm long, 0.2~0.6 cm in diameter, yellow-green or brown-yellow, with longitudinal edges; Quality slightly hard, easy to break, section of the middle medulla. Leaves alternate, dark green or brownish green, rolled, crushed, complete, 3-fold pinnate deeply lobed, lobes and lobules rectangular rounded or oblong, both surfaces shortly hairy. It has a distinctive fragrance and a slightly bitter taste. With color green, leaves, aroma is good.

 Pharmacological actions: The alcohol extract and ether extract of the herba artemisiae annuae have the strongest inhibitory effect on Staphylococcus aureus. Ether extract and dilute alcohol extract have significant anti-malarial effects. Artemisinin has a fast antimalarial effect, can promote cellular immunity of the body, antiviral against influenza virus. Volatile oil has expectorant, antitussive, antiasthmatic effect.

 Medicinal efficacy: Clear heat, relieve heat, eliminate steaming, relieve malaria. It is indicated for summer pathogen and fever, summer heat, summer heat dampness, dampness warm, Yin deficiency and fever, night heat and early cool, bone steaming heat, malaria, malaria cold and fever, jaundice, heat-dampness jaundice.

 Administration of Herba Artemisiae Annuae(Qīnɡ Hāo): 
 
Reference: Administration Guide of Herba Artemisiae Annuae(Qīnɡ Hāo)
TCM Books: Internally:6~12 grams,add later to decoct(CP),Internally:water decoction, 1.5~3 qian(about 4.5~9 grams), or prepare to pill,powder,Externally:mash and apply stick or grinded to powder and apply stick(DCTM),Internally:water decoction, 6~15 grams, 20~40 grams for malaria treatment, should not decoct for long time; fresh herbs double dosage, infusing in water and extract juice, or prepare to pill, powder.Externally:proper amount, grinded to powder and apply stick, or mash fresh herb and apply stick, or wash with water decoction(CHMM).


 
 
References:
  • 1.Introduction of Qing Hao:Sweet Wormwood Herb or Herba Artemisiae Annuae.
  • 2.TCM Books:DCTM(Dictionary of the Chinese Traditional Medicine),CHMM(Chinese Herbal Materia Medica).

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