1, Compendium of Materia Medica
It is the rhizome and root of Thalictrum. And Thalictrumfolisumdc. Or Scutellaria baicalensis Georgi or Scutellaria yunnanensis Georgi of Ranunculaceae. Whole grass can also be used medicinally. It is distributed in many parts of the country, especially in the northwest, southwest and northeast. Pick, wash, cut and dry in autumn and winter. Raw, or raw.
Nature: bitter, cold. Heart, lung, liver, gallbladder and large intestine meridian.
Efficacy: clearing heat and promoting diuresis, purging fire and detoxifying.
2. Efficacy application
1.
This taste is bitter and cold, and it is good at clearing heat and drying dampness, and its efficacy is similar to that of Coptis chinensis. Damp-heat diarrhea can be combined with Scutellaria baicalensis, Radix Puerariae and Pulsatilla. Damp-heat jaundice can be combined with Herba Artemisiae Scopariae, Fructus Gardeniae and Cortex Phellodendri.
2. fidgety with fever.
This product is bitter and cold in the heart, and can purge heart fire and relieve annoyance. It can be used with Gardenia and Bamboo Leaves.
3. cough due to lung heat.
This product enters the lung meridian to purge lung fire, and can be used in combination with Scutellaria baicalensis Georgi, Cortex Mori and Cortex Lycii.
4. The carbuncle is swollen and toxic, and the eyes are red and swollen.
Neijing says, "All itching and sores belong to the heart". This product enters the heart meridian and purges the heart fire. Therefore, it can treat carbuncle and red eyes, and can be used with dandelion and wild chrysanthemum.
Usage and dosage: decoction, 6 ~12g; Whole grass 15~30g.
3. Ancient book abstracts
Addendum to Compendium of Materia Medica: "Exogenous heat is outside the skin and lining the membrane and tendons, which is used for children's colds and acne."
4. Modern research
1. chemical composition: this product contains thalidomide, berbamine, berberine, tetrandrine, jatrorrhizine, etc. Its aerial parts contain alkaloids, flavonoid glycosides, saponins, cardiac glycosides, vitamin C and so on.
2. Pharmacological action: the decoction of this product has inhibitory effect on diphtheria Bacillus, Staphylococcus aureus, Proteus and Shigella flexneri; The fermotidine contained in it has antihypertensive effect; This product has acetylcholine-like effects, and has cholagogic, anti-tumor, leukocytosis, antipyretic, diuretic and sedative effects.
3. Clinical study: Maweilian Wuzhuyu decoction in the treatment of gastric cancer vomiting (Journal of Zhejiang College of Traditional Chinese Medicine, SupplementNo.: 1982).
5, special medicine decoction method
1, including Yao Jian.
Generally, seeds and various pollen medicines are put into gauze bags and decocted in group medicines.
2. After medication
Some prescriptions only need to decoct one medicine or several medicines, that is, other medicines are decocted 10 minutes and then put into the medicine jar. Because some medicinal materials are ineffective after long-term decoction, such as Uncaria rhynchophylla; Some medicinal materials have aromatic fragrance, which will reduce the efficacy if decocted for a long time, such as honeysuckle, forsythia and mint.
Drugs with aromatic smell and volatile oil or not suitable for long-term decoction should be put into the pot 5 to 10 minutes before decoction.
Step 3 dissolve drugs
Other drugs should be decocted to a predetermined dose, and the decoction should be decocted with slow fire and constantly stirred to dissolve.
Step 4 decoct the medicine first
Some hard medicinal materials, the effective components of which are not easy to be decocted, generally need to be decocted for 30 to 40 minutes before being mixed with other drugs. For example, shellfish, minerals and bones should be fried first.
5. Take medicine.
Mix that soaking agent with decoct medicinal juice or boiled water for soaking.
6. Decoct and mix with medicine.
Some expensive medicines should be decocted separately, and then the liquid medicines should be taken together. Common ginseng, American ginseng, velvet antler and so on.