antidiphtheritic

例句：

1. 1. The vaccineis effective against antidiphtheritic bacteria.
   这种疫苗对抗白喉细菌有效。
2. 2. The patient was given a dose of penicillin to combat his antidiphtheritic infection.
   患者接受了青霉素的治疗，以对抗他的抗白喉感染。
3. 3. The research focused on developing new drugs that are antidiphtheritic.
   该研究专注于开发新的抗白喉药物。