Introduction to Guanzhong
The name of traditional Chinese medicine Dryopteris crassirhizoma is the residue of rhizome and petiole of Dryopteris crassirhizoma. This product is rod-shaped, slightly curved, with a length of 15 ~ 30cm and a diameter of 5 ~ 8cm. The surface is covered with hollow petiole residues, which are densely covered with brown scales and brown fibrous roots. Petiole residue is oblate and hard, and the cavity diameter is about 65438±0cm. It's hard, it's hard to break Chop into pieces, the section is uneven, petiole residues, scales and residual fibrous roots can be seen on the outer layer, and the middle part is grayish yellow-brown, slightly silty. A slight breath, a slightly astringent taste. It is best to have uniform strips, few petioles and fibrous roots, and firm quality.
The difference between Guanzhong and cotton and linen Guanzhong
Guan Zhong and Mianma Guan Zhong are the same TCM doctor, but they are called differently.
The efficacy and function of Guanzhong
1, clearing away heat and toxic materials
Treat wind-heat cold, red eyes, sore throat, cough and excessive phlegm. Prevent infectious diseases such as Japanese encephalitis and mumps.
2, cool blood to stop bleeding
Treat hematemesis, hemoptysis, nosebleed, hematochezia, metrorrhagia, bloody dysentery, etc.
3. Insect repellent and insecticide
It also has the effect of expelling worms and has a good effect on abdominal pain caused by roundworms, tapeworms and worms.
4, expelling wind and promoting blood circulation
Guanzhong has the function of nourishing liver and kidney. Treat arthralgia due to wind-cold-dampness, soreness of waist and knees, and enuresis.
Medicinal value of Guanzhong
Medicinal name: Dryopteris bicolor
Source: rhizome of Dryopteris bicolor of Dryopteridaceae.
Taste: pungent, bitter and cold. Enter the lung meridian.
Efficacy: clearing away heat and toxic materials, cooling blood to stop bleeding and killing insects.
Indications: It is used for patients with pathogenic factors, slight fever, mild aversion to cold, headache, sore throat, dry mouth and thirst, red tongue, thin and white fur and floating pulse.
Usage and dosage: for oral administration: decoct soup 3- 10g, or grind it into powder and take it with boiling water.
Adverse reactions: large doses will affect vision and may cause irreversible blindness. Use with caution.
Guanzhong medicinal auxiliary prescription
1. Measles prevention: five yuan for the public, five yuan for the silver flower, and San Qian for the ghost lamp. Take more than five doses in water, one dose a day. ("Lu Chuan Ben Cao")
2, to cure insect attacks, spit like vinegar, the pain is not limited to: Guan Zhong one or two, crane lice one or two (slightly fried on paper), spike one or two, musk one or two (fine research), turnip kernel one or two, gentian one or two (to remove the reed head). Apply the medicine and pound it into powder. Before each meal, mix two yuan of soup with light vinegar. ("Sheng Huifang" Guan Zhongsan)
3, treatment of sores and rashes: Guanzhong one or two (picking, washing, baking), red peony one or two, licorice half, Sichuan Cimicifuga half, bitter orange half (bran fried, peeled). The top is the bottom. Every time-a small cup of money and water, add seven bamboo leaves, fry for five minutes, and keep me warm. ("General Micro-discussion on Children's Hygiene" is about to break up)
4, cure deep cough, purulent blood: Guan Zhong, Su, etc. Take San Qian, a glass of water and three slices of ginger, and decoct them twice a day. (Sheng Huifang)
Prevention of Influenza: Shut down San Qian every day. Decoct in water, take it twice, and reduce the amount of children. Hubei "Chinese herbal medicine experience exchange meeting".
6, the treatment of chronic cough has gradually become a kind of fatigue: Pteris multifida is the end, eating with fish. (Sheng Huifang)
7, treatment of nasal congestion: the root is the end, the water is adjusted to take a money. (materia medica)
8. Treating intestinal wind and hematochezia, long-term bleeding, bleeding of women, and more leucorrhea: one point is open to the public (the meat is chopped after one day of wine, dried in the sun, and slightly fried), and half of black cattail pollen and half of salvia miltiorrhiza (both washed with wine and fried). * * * is the last. Drink white wine before eating every morning and evening. ("Materia Medica")
9, cure blood dysentery: Fengwei grassroots five money. Fried wine clothes. ("lakeside collection simplified formula")
10, Treating women's metrorrhagia: Guan Zhong and fried rice. Two yuan each, with wine and vinegar. (Shipping party)
Guanzhong side effect
The toxicity of Rhizoma Osmundae in the northeast is very small, while Rhizoma Osmundae in Rhizoma Osmundae is non-toxic. The two species of Dryopteris crassirhizoma have no uncomfortable reaction after being decocted with water at a conventional dose.
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