Objective To assess the efficacy of low - dose Nifuda and Betaloc combination for essential hypertension.

目的探讨伲福达和倍他乐克联合小剂量应用治疗原发性高血压病人的效果.

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Objective To observe the effect of captopril and betaloc on chronic congestive heart failure ( CHF ).

目的联用卡托普利及倍他乐克治疗慢性充血性心力衰竭 ( CHF ) 观察疗效.

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