飞廉系菊科植物飞廉(Carduus crispusL),又名刺盖,以全草入药。本品性平,味微苦,可散瘀止血,清热利湿,主治骨节热,心眩顶重,久服可益气明目、防衰老。我省山区多有飞廉生长。飞廉的主要成分为生物硷.据药理实验及临床观察,它具有降压,改善脑血流循环,增加冠脉流量,对抗垂体后叶素所致的心肌缺血缺氧等作用.飞廉的采收季节,直接影响其药效.我们在陕县硖石公社进行了不同季节的药效分析实验。自1978年4月～7月间,每月采收飞廉一次,分别精 In addition, Cardanus crispus L, also known as thorn cover, is used as a whole herb. This product is flat, slightly bitter taste, can stop bleeding to stop bleeding, heat and dampness, attending bone heat, heart rate, top weight, Jiufu may Qi eyesight, anti-aging. In the mountains of our province, there are many indiscriminate growth. The main ingredient of Feilan is biological glycosides. According to pharmacological experiments and clinical observation, it has the effect of reducing blood pressure, improving cerebral blood circulation, increasing coronary flow, and counteracting the effects of pituitrin on myocardial ischemia and hypoxia. The harvest season has a direct impact on its efficacy. We conducted experiments on the efficacy of different seasons in the gangue commune of Shan County. From April to July in 1978, the