Cockscomb

Cockscomb

(essential preparation of raw herbs)

[synonym] Fenghuang grass (essential medicinal herbs), Fengwei grass (Lingnan herbs collection record), Trident grass (Guangzhou flora), xiaofengwei, Cuiyun grass (Lingnan herbs), shanfengwei, jingbianqian (Guangdong traditional Chinese Medicine).

[source] it is the whole plant of pteridiaceae.

[plant morphology] Pteris rapae

Perennial herbs, 15-60 cm high. Rhizome short thin, obliquely ascending or creeping, strip lanceolate scales, reddish brown. The leaves of the vesicular sac are oblong ovate, 10-25 cm long and 5-15 cm wide, 2-pinnate, with 3-5 pairs of pinnae. The lower pinnae are petiolate, sessile upward, with 1-3 pairs of lateral pinnules, or sometimes only 2-forked. The terminal pinnules are very long, connate with the lower pair, and the pinnules are lanceolate, except for sporulation The apical part of the sporangium is serrate, and the outer part is entire; the leaves of the sporangium are smaller, the pinnules are oblong or ovate lanceolate, and the margin is serrate. The sporangia were linear and arranged continuously at the edge of the sporophyll, but no sporangia were found at the top and base of the pinnules.

It is found by the stream or under the forest. It is distributed in South China, Fujian and Taiwan.

[collection] harvest in spring, summer and autumn. Dry in the sun.

[flavor] it is mild in taste and slightly bitter in nature.

① Lingnan caiyao Lu: "it tastes bitter, slightly cold and has little poison. "

② "Guangdong Chinese herbal medicine": "light slightly bitter slightly astringent, cool nature. "

Functions and indications: clearing heat, removing dampness, cooling blood and detoxifying. It can cure dysentery, malaria, jaundice, gonorrhea, lower blood, HAEMORRHEA, traumatic injury, tonsillitis, mumps, sore poison, eczema.

① In the book "preparation for the nature of raw herbal medicine", it can be used to treat falls and injuries, or to wash chancre and scabies. It can also treat dysentery and reduce yellow Qi. "

② "Lingnan medicine collection record" says: "it is specially used to remove the pathogenic heat in the abdomen and kill insects. It can cure epistaxis, lower blood, HAEMORRHEA, dysentery, stool poison, swelling and pain. Its son takes orally, treats the heart qi pain. "

③ Flora of Guangzhou: "treatment of malaria and gonorrhea. "

④ Guangdong Chinese herbal medicine: "clearing away heat and stagnation, cooling blood and detoxifying. Treatment of bacillary dysentery, acute enteritis, tonsillitis, pharyngitis, mumps, summer cold, fever, urinary tract infection, furuncle, skin eczema. "

[usage and dosage] oral administration: decoction, 0.5-1 Liang. External use: fried, washed or tamped.

[clinical application] treatment of various types of bacillary dysentery (excluding fulminant dysentery)

Remove the rhizome with dry product and chop it. Add 15 Jin of water to each Jin, boil for 1 hour, filter, add 10 jin of water to the residue, boil for half an hour, filter. Combine the two filtrates, heat and concentrate to the concentration of 0.5g crude drug per ml (that is, 60 ml is equivalent to 1 liang crude drug), add preservatives for standby. Dosage: 60-120 ml daily for adults, once or in fractions, 7 days as a course of treatment. The same amount of liquid medicine can be used for retention enema at the same time, once a day. 85 cases were treated, the cure rate was 57%, and the adult cure rate was 93%. The average time of purulent stool disappearance was 3.5 days, stool formation was 6.2 days, stool frequency turned to normal was 4.7 days, body temperature dropped was 2.7 days, abdominal pain disappeared was 3.7 days, stool culture turned to negative was 5.5 days. No serious side effects were found during the treatment, a few of them were vomiting, loss of appetite and epigastric discomfort, which were improved after stopping the drug. It is considered that the effect is better if the dosage is large, the effect is higher if the medicine is taken once than once, and the effect can not be improved if enema is added.