老魏患有高血压多年,以前一直服用一种复方降压药,血压控制得很正常,也没有什么不良反应。可是从去年开始血压控制得不太好,他想肯定是长期老用一种降压药产生了耐药性,所以才效果不好。于是就在医生的指导下改服尼群地平和倍他乐克,联合用药后血压降至正常。今年春天,单位准备 Old Wei suffering from hypertension for many years, before taking a compound antihypertensive drugs, blood pressure control was normal, there is no adverse reactions. But since last year, blood pressure control is not very good, he would like to be sure that long-term use of a drug with antihypertensive drug resistance, so the effect is not good. So under the guidance of a doctor to change clothes nitrendipine and Betaloc, combined with blood pressure dropped to normal. This spring, the unit is ready