结论：痰清颗粒具有良好的止咳化痰平喘作用。
Objective: To do animal experiments of Granule Tan-qing on relieving cough and reducing sputum to relieve asthma.
实验提示急性发作期运用清热化痰，宣肺平喘药效果明显，一定要注意用药剂量要轻，勿过用寒凉。
Experimental acute attack prompted the use of diffusing the lung to resolve phlegm and clearing away heat to relieve asthma drug effect, we must pay attention to light dosage, do not have to use cold.
方法：通过镇咳实验、祛痰实验、平喘实验和抗炎实验，来筛选止咳化痰的有效部位。
Method: the effective ingredients are identified by the easing cough experiment, removing phlegm experiment, relieving asthma experiment and anti-inflammation experiment.
通过给雾化吸入局部用药，以达到解痉、平喘止痰、化痰、消炎的目的，更有利于吸痰，解除呼吸道阻塞，保持呼吸道通畅。
Through partly using medicine to get spasmolysis and calm down asthma and relieve expectoration, that can be favorite in absorbing to get rid of the block of respiratory tract and keep it smooth.
结论：MZ具有镇咳、化痰、抗炎和平喘作用，而MZC是MZ中镇咳、化痰、抗炎和平喘的有效部位。
Conclusion: MZ had cough relieving, expectorant, anti-inflammatory and anti-asthma effects. MZC was MZ's effective part.
对照组给予持续低流量吸氧、抗感染、平喘、止咳化痰及维持水电解质酸碱平衡等常规治疗。
Control group was given continuous low flow oxygen, antibiotics, asthma and cough and phlegm and maintaining water and electrolyte acid-base balance and other conventional treatment.
清肺化痰，止咳平喘。用于痰热壅肺所致的咳嗽，咯痰，喘息，胸闷，苔黄或黄腻；
For phlegm obstruct the lung caused by cough, expectoration, wheezing, chest tightness, yellow or yellow and greasy coating;
清肺化痰，止咳平喘。用于痰热壅肺所致的咳嗽，咯痰，喘息，胸闷，苔黄或黄腻；
For phlegm obstruct the lung caused by cough, expectoration, wheezing, chest tightness, yellow or yellow and greasy coating;
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