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First paragraph: content overview

Fritillaria trichosanthes powder is a classic prescription of traditional Chinese medicine, mainly used to moisten dryness and resolve phlegm, relieve cough and asthma. Its core ingredients include Fritillaria fritillaris, Trichosanthes trichosanthes, trichosanthin and other medicinal materials, which can improve the symptoms of dryness and cough due to lung heat through synergistic effect. This article will start from three levels: historical origin, composition principle, and modern application, focusing on analyzing the compatibility characteristics and clinical value of this prescription, and mainly explaining the precautions for use. The structure follows the logic of "total-point-total" to ensure a balance between the professionalism and popularity of the content.

Paragraph 2: History and Formulation

This prescription was first recorded in "Medicine Insight" in the Qing Dynasty. When Cheng Zhongling created it, he emphasized that "for those who want to dry up phlegm, Fritillaria trichosanthes and Trichosanthes trichosanthes powder is the best remedy". In the prescription, Fritillaria chuanensis, which is bitter, sweet and slightly cold, is used as the monarch medicine to moisten the lungs and relieve cough; Trichosanthes trichosanthes is sweet and cold and moisturizes dryness as the ministerial medicine, supplemented by Trichosanthes trichosanthin to promote fluid production and Poria cocos to strengthen the spleen. Its compatibility reflects the characteristics of "moistening but not greasy, clear but not cold", and is especially suitable for those with dry cough and less phlegm, dry throat and mouth. Modern pharmacological research has confirmed that Fritillaria saponins and Trichosanthes trichosanthes polysaccharides have synergistic anti-inflammatory effects.

Paragraph 3: Clinical Application

In modern times, it is mainly used for people with chronic bronchitis, tuberculosis and other symptoms of dry phlegm. Typical application scenarios include: ① persistent dry cough caused by dryness in autumn and winter that damages the lungs; ② radiation pneumonitis after radiotherapy; ③ diabetes combined with respiratory symptoms. It should be noted that it should be differentiated from phlegm-dampening prescriptions such as Erchen Decoction. It is suitable for those with yin deficiency and dry cough, and should be avoided for those with excessive phlegm and thin phlegm. Clinical reports show that using it with mulberry leaves can enhance the moisturizing effect.

Paragraph 4: Specifications for use

The conventional decoction method is to take 1 dose warmly divided into 2 times a day for 5-7 days. Special groups need to adjust: Pregnant women should reduce the dosage of trichosanthin; children's dosage should be calculated based on body weight; spicy food should be avoided while taking the medicine. The National Pharmacopoeia stipulates that genuine Fritillaria fritillaris must be used, and counterfeit Fritillaria fritillaris is invalid. Modern preparations include granules, capsules, etc., but traditional powders have higher retention rates. The 2020 version of the "Chinese Pharmacopoeia" records no less than 5 quality standard control indicators.

Paragraph 5: Summary and Evaluation

As a representative prescription for moistening dryness and resolving phlegm, this prescription embodies the treatment principle of traditional Chinese medicine of "soaking dryness". Its value lies in: ① The simplified formula is in line with the theory of "the emperor, his ministers and his envoys"; ② The indications are clear and the side effects are small; ③ It provides treatment ideas for modern respiratory diseases. However, attention should be paid to its positioning as an auxiliary treatment method. Emergency and severe cases should be treated with Western medicine. Future development can explore dosage form improvement and mechanism of action research.

Content source:

1. Volume 3 of Cheng Zhongling's "Medicine Enlightenment" in the Qing Dynasty
2. 2020 edition of "Pharmacopoeia of the People's Republic of China" Part I
3. "Internal Medicine of Traditional Chinese Medicine" 7th Edition by Academician Wang Yongyan
4. "Catalogue of Ancient Classic Prescriptions" by the State Administration of Traditional Chinese Medicine