笔者曾通先锋霉素Ⅵ号发生迟缓过敏反应2例，现报告如下：患者，男性，49岁，以“左髋关节结核”于1995年1月8日入院。入院当日给0.9％生理盐水500ml，加入先锋霉素Ⅵ4g静点，静点后患者感觉不适，查未见异常．次日停用该药。半月后又因“左髋关节结核病灶清除植骨关节成形术” The author once had cephalosporin V No. â ... ¢ occurred in 2 cases of delayed allergic reactions, are as follows: The patient, male, 49 years old, with “left hip tuberculosis” was admitted on January 8, 1995. 0.9% saline on the day of admission to 500ml, adding cephalosporin Ⅵ 4g static point, the patient feeling unwell after the static point, check no abnormalities. The next day the drug was discontinued. Half a month later because of “left hip joint tuberculosis removal bone graft arthroplasty”