三さん種しゅ混こん合ごう

noun

triple vaccine; DPT vaccine

Specifically refers to the combined vaccine for diphtheria, pertussis (whooping cough), and tetanus. Commonly used in medical and parenting contexts.

• 赤あかちゃんは生せい後ご3か月げつで三さん種しゅ混こん合ごうの予よ防ぼう接せっ種しゅを受うける。

  Babies receive the DPT vaccination at three months old.