Traditional Chinese medicine should benefit qi and spleen, lung and kidney, and restore the body function by strengthening the body resistance, so as to improve symptoms and quality of life. If the clinical manifestations are dry cough, dry throat, thirst, fatigue and red tongue with little coating, experts unanimously recommend using Yangyin Qingfei Granule and Baihe Gujin Pill. In fact, the general respiratory tract infection is also applicable as long as there are corresponding symptoms.
Yangyin Qingfei Granule consists of Radix Rehmanniae, Radix Scrophulariae, Radix Ophiopogonis, Bulbus Fritillariae Cirrhosae, Radix Paeoniae Alba, Cortex Moutan, Herba Menthae and Radix Glycyrrhizae. It has the effects of nourishing yin, moistening lung, clearing away heat and relieving sore throat, and can be used for treating dry throat pain, dry cough, little or no phlegm. It can be used for treating cough caused by internal injury of lung yin deficiency, especially cough with dry throat and little or no phlegm.
Rehmannia glutinosa is sweet and cold in nature, nourishing yin and strengthening water in the kidney, which is the monarch drug in the prescription. Scrophularia can nourish yin and reduce fire, detoxify and relieve sore throat; Ophiopogon japonicus nourishes yin and clears lung, which is a minister medicine. Bulbus Fritillariae Cirrhosae and Radix Glycyrrhizae are used to nourish yin, moisten lung and relieve cough, Radix Paeoniae Alba and Cortex Moutan are used to clear heat and cool blood, and mint is used to dispel wind and clear heat and relieve sore throat. All drugs have the functions of nourishing yin and clearing heat, moistening lung and relieving cough, clearing heat and relieving sore throat. This prescription focuses on tonifying deficiency, giving consideration to eliminating pathogenic factors, nourishing the yin of lung and stomach, and nourishing the righteousness. Only by cooling blood and detoxicating, eliminating evil, relieving sore throat and eliminating evil can we achieve the effect of treating both the symptoms and root causes.
Modern pharmacological research shows that Rehmannia glutinosa has the functions of inhibiting pulmonary fibrosis, improving glucose and lipid metabolism, protecting gastric mucosa, resisting oxidation, resisting aging, enhancing immunity and resisting inflammation. Fritillaria cirrhosa has central antitussive, expectorant, antiasthmatic, antihypertensive, antitumor, antioxidant, anti-inflammatory, antibacterial, analgesic and anti-ulcer effects. Mint can inhibit a variety of viruses and bacteria, and has antipyretic, analgesic, bactericidal, antioxidant, anti-inflammatory, antipruritic and antiviral effects. Ophiopogon japonicus can enhance immunity, improve adaptability, resist myocardial ischemia, regulate immunity, improve microcirculation, resist oxidation, lower blood sugar, protect exocrine glands, and have certain antibacterial effects.
Cortex Moutan can regulate cellular immune response, reduce the differentiation of T cell subsets CD4 and CD8 cells, and also regulate apoptosis in two directions, with anti-tumor, anti-bacterial, anti-arrhythmia, anti-inflammatory, microcirculation improvement, anti-oxidation and immune regulation. Scrophularia has a good inhibitory effect on staphylococcus aureus, diphtheria Bacillus and other pathogenic bacteria, and has antibacterial, anti-inflammatory and analgesic effects, anti-platelet aggregation, immune enhancement, anti-atherosclerosis, liver protection and antioxidant effects. Glycyrrhiza uralensis Fisch can protect the inflamed throat and trachea mucosa, inhibit the activation of complement and the levels of various inflammatory factors, and have the effects of anti-oxidative stress, anti-inflammation, analgesia, immunomodulation and anti-tumor.
Clinical research shows that Yangyin Qingfei Granule can reduce the number of coughs and prolong the latent period of cough. After treatment, fever, cough and lung moist rales were relieved, X-ray manifestations of pneumonia disappeared and hospitalization time was shortened. It can not only reduce airway inflammation, thus reducing airway hyperresponsiveness, and finally achieve the purpose of relieving cough. At the same time, it can also relieve neurogenic inflammation and relieve cough. Reducing airway inflammation and neurogenic inflammation may be two mechanisms of Yangyin Qingfei Granule in treating post-infection cough.
Baihe Gujin Pill consists of Lily, Radix Rehmanniae, Radix Rehmanniae Preparata, Radix Ophiopogonis, Radix Scrophulariae, Bulbus Fritillariae Cirrhosae, Radix Angelicae Sinensis, Radix Paeoniae Alba, Radix Platycodonis and Radix Glycyrrhizae. Has the effects of nourishing yin, moistening lung, resolving phlegm and relieving cough. Suitable for lung and kidney yin deficiency, dry cough with little phlegm, dry throat and sore throat. Specifically, it is mainly manifested in the following three aspects.
Cough and asthma syndrome: it belongs to yin deficiency of lung and kidney, and deficiency fire burns the lung. Cough or asthma, bloody sputum, or bright red hemoptysis, or cough dumb, shortness of breath, dry throat, hot flashes and night sweats, dizziness and tinnitus, chest pain, fever in hands and feet, short and red urine, red tongue coating and rapid pulse.
Tuberculosis syndrome: it belongs to yin deficiency of lung and kidney, and deficiency fire burns inside. Symptoms include cough and sore throat, scanty and sticky sputum, or thick yellow sputum, frequent hemoptysis, bright red blood, bone steaming and flushing, vexation and insomnia, dizziness and tinnitus, emaciation, chest pain, red tongue, thin yellow fur and weak pulse.
Pharyngalgia syndrome: it belongs to deficiency of lung and kidney yin and deficiency of fire. Symptoms include dry throat, light day and heavy night, hot flashes in the afternoon, bitter taste and red face.
Modern pharmacological research shows that Baihe Gujin Pill has antibacterial, anti-inflammatory, antipyretic, sedative, analgesic, expectorant, antitussive and antiasthmatic effects. In recent years, a large number of clinical trials have proved that the drug is also commonly used to treat upper respiratory tract infection, spontaneous pneumothorax, pharyngolaryngitis, chronic bronchitis, bronchiectasis, pregnancy cough, chronic cough in children and tuberculosis. It belongs to yin deficiency of lung and kidney.
In a word, Yangyin Qingfei Granule and Baihe Gujin Pill are both drugs for nourishing yin and moistening dryness, both of which have the effects of nourishing yin and clearing lung, and are mainly used to treat dry cough, chronic cough, tuberculosis and other symptoms caused by deficiency of lung and kidney yin and excessive fire burning lung. Baihe Gujin Pill contains Radix Rehmanniae Preparata for nourishing kidney yin, Bulbus Fritillariae Cirrhosae for clearing away lung-heat, resolving phlegm and relieving cough, and Radix Platycodi. It is mostly used for cough, asthma, excessive phlegm and blood caused by yin deficiency of lung and kidney and excessive fire burning lung.
Peony bark in Yangyin Qingfei Granule can clear away heat and cool blood, and mint can diffuse lung and relieve sore throat, which is mostly used to treat diphtheria caused by yin deficiency of lung and kidney, reinfection of epidemic virus and fumigation with heat toxin. It can also be used to treat dry cough, chronic cough and pulmonary tuberculosis caused by lung deficiency, inability to transport essence and nourish kidney, or overwork, kidney water loss and yin and body fluid loss, resulting in inflammation caused by lung deficiency and burning lung.