[Variety Source]

This product is the root bark or bark of Melia indica (Melia azedarach L.) and Melia indica (M. toosendan Sieb. et Zucc.). The former is produced in most parts of the country, while the latter is mainly produced in Sichuan, Hubei, Guizhou, Henan and other places. It can be harvested at any time, but spring and autumn are the best seasons. Peel off the root bark or dry bark, scrape off the cork, and wash. Use fresh or sliced ​​raw.

[Property]

bitter, cold. toxic. act on liver, spleen and stomach channels.

[Efficacy]

killing worms, treating ringworm.

[Indications]

1. Used for roundworm, pinworm, hookworm and other diseases. This product has the effect of killing worms, and has a strong poisoning effect on roundworms, pinworms, and hookworms. This product can be used alone decocted with water, boiled into ointment or made into tablets; it can also be combined with Quisqualis Fruit, Areca Seed and other combinations of medicinals to enhance killing worms Function, such as Parasite-Exterminating Pill. If you use this combination of medicinals stemona root and Smoked Plum, decoct the concentrated liquid and keep it for enema every night. Use it for 2 to 4 days to treat worm syndrome. /patterns , the effect will be better. Use Sichuan Chinaberry Bark alone to make a 25% decocted with water solution for retention enema to treat roundworm intestinal obstruction in children, or use fresh neem root to decoct into a 100% decocted with water solution for oral administration to treat biliary ascariasis, which is clinically effective.
2. For scabies eczema. This product is bitter, cold and poisonous. It can remove dampness-heat, kill worms and stop itching, so it is effective in treating scabies, tinea capitis, eczema, eczema and itching. Usually, grind this product into powder and mix it with vinegar or pig fat and apply it to the affected area.

[Documentation]

1. Bielu: "Cure roundworms, relieve fire intestines."
2. Rihuazi Bencao: "Cure heat toxin, rubella, malignant sores and scabies. If the child has high fever, boil it in soup."

[Usage and Dosage]

Decoct and take, 6~9g. Use 15-30g for fresh products. Appropriate amount for external use.

[Precaution]

This product is toxic and should not be taken excessively or continuously. The active ingredients are difficult to dissolve in water and require mild fire and long cooking time.

[Modern Pharmacology]

This product contains azadirachtin, cenopyrrolidone, picrolactone, Melia Fruit triol, zhengzhouxane, β-sitosterol, and soddenone, etc. The main component, azadirachtin, has the effect of repelling roundworms, which is slower and more lasting than San Dao Nian. It especially has a paralyzing effect on the head of roundworms. 25% to 50% Sichuan Chinaberry Bark liquid also has a paralyzing effect on pinworms in vitro; Sichuan Chinaberry Bark decoction has been tested in vitro and has a repellent effect on dog hookworms; Sichuan Chinaberry Bark alcohol infusion has a repellent effect on several common causes of disease Fungi have a significant inhibitory effect.

The toxicity of Sichuan Chinaberry Bark is usually dizziness, headache, drowsiness, nausea, abdominal pain, etc.; severe poisoning may cause respiratory center paralysis and visceral bleeding, toxic hepatitis, mental disorder, visual impairment, etc. In severe cases, Can cause death.