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氯压定是强降压药。临床及实验资料提示它主要作用于CNS 突触后的α_1受体。但也有报告对突触前α_2受体也有部分拮抗作用。治疗高血压危象很有效。可以静脉、皮下、肌肉
Clonidine is a strong antihypertensive drugs. Clinical and experimental data suggest that it mainly acts on CNS postsynaptic α 1 receptors. But there are also reports of partial antagonism of presynaptic alpha 2 receptors. Hypertensive crisis is very effective treatment. Can be intravenous, subcutaneous, muscle