临床实践证明,对青霉素 G 过敏的病人,对各种新型青霉素不一定出现过敏反应,新型青霉素的过敏反应较青霉素 G 少见,这是事实,但是二者之间肯定存在交叉过敏现象。故对青霉素 G 过敏者,再不能应用新型青霉素。在使用新型青霉素之前一定要做皮 Clinical practice has proved that patients allergic to penicillin G, the new penicillin does not necessarily have an allergic reaction, a new type of penicillin allergic reactions than penicillin G rare, this is a fact, but there must be cross-allergy between the two phenomena. Therefore, those who are allergic to penicillin G, can no longer use new penicillin. Be sure to skin before using new penicillin