A booster dose of diphtheria-containing vaccine is recommended for adolescents, using the reduced antigen dTpa vaccine. The optimal age for administering this dose is 11–13 years.
Adolescents need a booster dose of diphtheria-containing vaccine to extend the protective level of diphtheria immunity to adulthood.1 The booster is also essential for maintaining immunity to tetanus and pertussis into adulthood.1
The Department of Health and Aged Care acknowledges First Nations peoples as the Traditional Owners of Country throughout Australia, and their continuing connection to land, sea and community. We pay our respects to them and their cultures, and to all Elders both past and present.