Da Wei Yao also known as Squid Grass, Cat Tail Grass, and Big Dog Tail, is mainly distributed in Fujian, Taiwan, Guangdong, Yunnan, and other regions in China. It has the effect of clearing heat and detoxifying. It can be used to treat pneumonia, sore throat, and other conditions. Let's take a look at the distribution and properties of Da Wei Yao in its natural habitat!
【Distribution and Properties of Da Wei Yao】
Distribution: It grows in open fields, along rivers, and beside streams. It is distributed in Guangdong, Guangxi, Fujian, and other regions.
Properties: Bitter, neutral.
① "Fujian Folk Herbal Medicine": Sweet, neutral, non-toxic.
② "Nanning Pharmaceutical Records": Spicy, cool.
③ "Folk Herbal Medicines of Southern Fujian": Bitter, neutral and cool.
Meridian: "Quanzhou Materia Medica": Enters the lung meridian.
【Effects and Functions of Da Wei Yao】
Traditional Chinese medicine believes that Da Wei Yao has the effects of clearing heat, detoxification, and diuresis. It is commonly used for pneumonia, empyema, sore throat, oral ulcers, bladder stones, and abscesses.
1. "Fujian Folk Herbal Medicine": "Diuretic, clears heat, dissolves abscesses, and detoxifies. Used to treat fever with rashes, pneumonia, and empyema."
2. "Nanning Pharmaceutical Records": "Reduces swelling, detoxifies, dispels accumulations. Internally used to treat bladder stones; branches and leaves are paired with lime to make a decoction for fumigating and washing to treat snakebite ulcers."
3. "Folk Herbal Medicines of Southern Fujian": "Used to treat sore throat, cough, initial stage of ulcers and abscesses, and oral ulcers."
4. "Folk Herbal Medicines of Southern Fujian": "Used to treat dysmenorrhea, irregular menstruation, and whole-body pain during menstruation."
5. "Compilation of National Chinese Herbal Medicines": "Clears heat and detoxifies. Mainly used for pneumonia, lung abscess, empyema, diarrhea, dysentery, orchitis, diphtheria, oral ulcers, and abscesses."
【Clinical Applications of Da Wei Yao】
Treating abscesses: Take 60 grams of dried Da Wei Yao, chop it, and add 1000 milliliters of water. Simmer over low heat until it reduces to 500 milliliters. Take 20 milliliters each time, 3 times a day after meals. Adjust the dosage for children.
In the treatment of 213 cases, 37 cases recovered within 1-3 days of taking the medicine, 96 cases recovered within 4-5 days, 52 cases recovered within 6-10 days, and 28 cases recovered after more than 10 days.
Preliminary observations show that it is effective in the early stage, suppuration stage, and tissue necrosis stage of abscesses. It has better results when used in the early stages.
Precautions: "Pregnant women should avoid taking it."