Adacel is a combination vaccine that provides active immunization against tetanus, diphtheria, and pertussis (whooping cough). It is commonly administered to adolescents and adults as a booster shot.
Tetanus: A bacterial infection characterized by muscle spasms caused by Clostridium tetani.
Diphtheria: A serious bacterial infection affecting the mucous membranes of the throat and nose caused by Corynebacterium diphtheriae.
Pertussis: Also known as whooping cough, it is a highly contagious respiratory disease caused by Bordetella pertussis.