This product is a plant of the European Verbena Herb family: Vitex negundo L.), Vitex (Vitex negundo L. var. cannabifolia (Sieb. et I> Zucc.) Hand.) and vitex (Vitex negundo L. var. heterophylla (Franch.) Rehd.) fruit with persistent calyx. Harvest the fruits when they are ripe in autumn, rub them with your hands, dry them in the sun and wash them. Used raw or plain stir-frying. negundo chastetree fruit Most provinces and regions use local materials for their own use and have not yet formed bulk commodity production.

The name Huangjing first appeared in Su Song Tujing Bencao, but most ancient and modern material medica experts believe that Shennong Bencao Jing the negundo chastetree fruit attached under Chastetree Fruit refers to this. , such as Tang Bencao recorded: "Chastetree fruit is big, vitex is small, so it is called Xiaojing." Su Song said: "...the common name is Huangjing,..., the flowers are red as ears, and the fruit is Thin and yellow, as big as pockmarks, or clouds are like small thorns." This description is consistent with reality, and people still commonly use the name Huangjing. Sichuan Chinese Materia Medica also lists vitex and negundo chastetree fruit as aliases of negundo chastetree fruit. Medicinal negundo chastetree fruit is actually the collective name for the fruits of the plants Vitex, Vitex and Vitex.

Acrid and bitter, warm.

[Efficacy]

Dispersing wind, dispelling phlegm, relieving cough and asthma, regulating qi and relieving pain.

[Usage and Dosage]

3～9g.

[Modern Pharmacology]

The fruit of Chastetree Fruit contains about 0.5% volatile oil (mainly found in the calyx), Chastetree Fruit flavin Vitexicarpin, namely Casticin, Vitexilactone, β-sitosterol and alkane compounds. The main components of volatile oil are β-Clovene (accounting for about 30 to 45% of the total oil), sabinene, 1,8-Eucalyptus Leaf, α-pinene, limonene, p-cymene, etc.

1. Dispelling phlegm, relieving cough and relieving asthma: vitex fruit decoction, 70% ethanol extract, volatile oil and the main component β-Clovene in the oil all have obvious dispelling phlegm effect (mouse phenol red method) and It has a certain antitussive effect (concentrated ammonia mist method), and can expand tracheal and bronchial smooth muscles (guinea pig isolated lung perfusion method). It can be made into pills with human placenta and Chinese yam, or it can be made into capsules by extracting volatile oil, which is effective in treating bronchitis.
2. Antibacterial effect: Negundo chastetree fruit and vitex decocted with water have inhibitory effects on Coccus catarrhalis and Staphylococcus aureus in test tubes. Moreover, the long-term decoction time increases the antibacterial effect. Vitex decocted with water has an inhibitory effect on Both dysentery bacilli and disease caused by cold bacilli have killing effects.
3. Suppression of ovulation: negundo chastetree fruit has a hormone-like effect. In recent years, it has been proven that negundo chastetree fruit extract can indeed resist ovulation in female rabbits caused by copper vinegar.
4. Analgesia and sedation: Pharmacological experiments have proven it has analgesic and sedative effects. Injections are effective in treating pain caused by acute cholecystitis, cholelithiasis, biliary ascaris, acute gastroenteritis, dysmenorrheal, abdominal pain, limb arthralgia and postoperative pain.
5. Toxicity: Vitex volatile oil was injected intraperitoneally, and the LD₅₀ of mice was measured to be 0.47g/kg. 1/10 and 1/20 LD₅₀ were administered orally to mice for 14 consecutive days, and all survived, with no toxic lesions in their organs. Acute, subacute, allergic, and irritation tests on injections made from boiled wine-sedimented parts also show that the toxicity is very low.

[Modern Application]

Chronic bronchitis, common cold cough, asthma, stomachache, hernia, joint pain.