Dawei Yao, Chinese medicine name, is the whole herb or root of the plant Heliotropium indicum L. of the Boraginaceae family. It is distributed in Fujian, Taiwan, Guangdong, Hainan, Guangxi, Yunnan, and other places, and has the effects of detoxification and diuresis. What diseases can Dawei Yao treat? And what are the contraindications? Let's take a look together with the editor!
Dawei Yao
Dawei Yao
[Source]: The whole herb or root of the plant Heliotropium indicum L. of the Boraginaceae family. Harvested in autumn and dried.
[Alias]: Squid grass, spotted grass, cat tail grass, elephant trunk purulent, elephant trunk grass, ink squid beard grass
[Properties and flavors]: Bitter, neutral.
① "Fujian Folk Herbs": Sweet, neutral, non-toxic.
② "Nanning Pharmaceutical Chronicle": Spicy, cool.
③ "Folk Herbs of Southern Fujian": Bitter, slightly cold.
[Meridian tropism]: Lung, bladder meridians.
[Harvesting]: Harvested in autumn, used fresh or dried.
Functions and indications of Dawei Yao
[Functions and indications]: Clears heat, diuresis, reduces swelling, detoxifies. It is used to treat pneumonia, empyema, sore throat, cough, bladder stones, infantile convulsions, oral ulcers, and abscesses.
①"Fujian Folk Herbs": Diuresis, clearing heat, reducing abscesses, detoxification. Used to treat febrile macules, pneumonia, and empyema.
②"Nanning Pharmaceutical Chronicle": Reduces swelling, detoxifies, disperses accumulations, and is used internally to treat bladder stones. The branches and leaves are boiled with lime water for fumigation and washing to treat snakehead ulcers.
③"Folk Herbs of Southern Fujian": Used to treat sore throat, cough, initial abscesses, and oral ulcers.
Dawei Yao
Application of Dawei Yao in prescription selection
1. Treatment of pneumonia, lung abscess, empyema
Take 100g of fresh Dawei Yao whole herb, decoct with water and add honey for oral administration; or crush and squeeze 100-200g of fresh whole herb, mix with honey for oral administration.
2. Treatment of oral ulcers
Crush and squeeze the fresh leaves of Dawei Yao, and use the juice for gargling, 4-6 times a day.
3. Treatment of testicular swelling and pain
Take 100g of fresh Dawei Yao root, decoct with water and take orally.
4. Treatment of infantile convulsions
Take 12g of dried Dawei Yao root and 9g of dried Huangdancao. Add a little salt and stew with water for oral administration.
Dosage and administration of Dawei Yao
1. Internal use
Decoct and take orally, 15-30g, for fresh herb, 50-100g
2. External use
Use an appropriate amount for external use, decoct with water for washing or crush and squeeze for gargling.
Contraindications of Dawei Yao
Pregnant women should not take it.
