根据《日华子本草》记载,麦冬有“安魂定魄,治时疾热狂”的作用。我们在做麦冬煎的LD_(50)实验时,发现其对小鼠有镇静少动作用。为进一步证实,故做了镇静和抗惊厥的实验。所用麦冬是沿阶草属植物沿阶草的块根Radix Ophiopegonis。制成麦冬煎,并用正丁醇,乙酸乙酯分别堤取成粗提物。 用GJ—1型光电计数仪测定,麦冬煎 According to the records of the “Japan-Japan Herbal Medicine,” Ophiopogon japonicus has the role of “relief the soul and cure illnesses, and treat diseases with fever”. When we did the LD_(50) experiment of Ophiopogon japonicus, we found that it had less sedation in mice. For further confirmation, sedation and anticonvulsive experiments were performed. The Ophiopogon japonicus used was the Radix Ophiopegonis, the root of the steppe. The Ophiopogon japonicus was fried and taken as a crude extract with n-butanol and ethyl acetate respectively. Measured with a GJ-1 photoelectric counter, Ophiopogon japonicus