Methods: the using of hypotensivedrugs and their adverse effects in 955 patients with primary hypertension were retrospectively analyzed.
方法：对955例原发性高血压患者用药情况进行回顾性分析。
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The results show that both drugs possess sedative, antispasmodic, antipyretic, antiinflammatory, cardiotonic and hypotensive effects, the strength of effect and toxicity being similar.