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以硝苯吡啶治疗原发性高血压60例,对其进行快速及长期降压作用的研究,其结果如下:1.快速降压作用:硝苯吡啶20毫克口服或舌下含化。口服后20分钟出现明显的降压作用,最大作用在服药后2～4小时。舌下含化者,给药后5分钟出现明显降压作用,在用药后2～3小时血压达到最低水平。降压作用维持时间较久,即使在用药3小时后,血压比用药前还明显降低。
Nifedipine treatment of essential hypertension in 60 cases, its rapid and long-term antihypertensive effect, the results are as follows: 1. Rapid antihypertensive effect: nifedipine 20 mg oral or sublingual. After 20 minutes of oral obvious antihypertensive effect, the maximum effect after taking 2 to 4 hours. Sublingual who, 5 minutes after administration showed significant antihypertensive effect, 2 to 3 hours after treatment, blood pressure to a minimum level. Antihypertensive effect to maintain a longer time, even after 3 hours of medication, blood pressure was significantly lower than before treatment.