高龄患者往往气血衰退,临床用药稍有不慎即变证丛生,故前人有老人慎药之说。只有准确地把握病机,及时地扶正祛邪,才能达到治愈疾病,颐养天年之目的。余遇误药致变者颇多,现举2例供医者借鉴。例1 张某,男,87岁,1983年2月12日初诊。患者5天来左胁肋疼痛,烦燥不安,夜不能寐,食不甘味,经某医院胸透,心电图检查未发现异常,服止痛等药鲜效,近2日疼痛加重呈跳痛状,乃遣其子前来邀余出诊,随至病家,见病人消瘦面红,淡吐自如,言其左肋痛 Older patients often suffer from qi and blood decline, and the clinical medication is slightly inadvertent, that is to say, the symptoms are altered. Only by accurately grasping the pathogenesis and correcting evils in a timely manner can we achieve the goal of curing the disease and maintaining good health. There are many cases of misfortunes caused by miscarriage, and 2 cases are referred to doctors for reference. Example 1 Zhang, male, 87 years old, first diagnosed on February 12, 1983. The patient had left flank pain for 5 days, irritable and uneasy, unable to lick at night, eating unpleasant taste, and chest X-ray through a hospital, no abnormality in electrocardiogram examination, fresh and effective medications such as pain relief, pain relief in the past 2 days. His son came to invite his doctor to attend the doctor’s home and saw the patient’s weight loss and ease of spit.