赵××,男,58岁,因头晕,疲乏,走路不稳,双下肢水肿, 视物不清而就诊。经检查,BP 20/12 kPa,心率20 min~(-1) ,尿糖定性(+++),尿蛋白(++),ECG提示心肌损害。初步诊断:高血压,糖尿病肾病。自诉服用降糖药物同时,服用硝苯吡啶0.01g/次,3次/d,服用上述药物半月后发生剧烈咳嗽,无痰,干咳,并合并有咳喘,同时伴有胸部发痒现象,因疑及“上呼吸道感染”而服用消炎药及止咳药 Zhao × ×, male, 58 years old, due to dizziness, fatigue, walking instability, lower extremity edema, depending on the material unclear and treatment. After examination, BP 20/12 kPa, heart rate 20 min -1, urine qualitative (+++), urinary protein (++), ECG showed myocardial damage. Initial diagnosis: hypertension, diabetic nephropathy. Self-prosecution taking hypoglycemic drugs at the same time, taking nifedipine 0.01g / times, 3 times / d, taking the drug half a month after the occurrence of severe cough, no sputum, dry cough, and cough, accompanied by itching of the chest, due to Suspected and “upper respiratory tract infection” while taking anti-inflammatory drugs and cough medicine