Clinicians should vaccinate caregivers and household contacts of infants with the tetanus toxoid, reduced diphtheria toxoid, and acellular pertussis vaccine (Tdap) even if the person has recently received the tetanus and diphtheria toxoids vaccine (Td) or cannot remember when they were immunized with either vaccine, according to new recommendations from a US Centers for Disease Control and Prevention (CDC) advisory committee.
Kuehn BM. Panel Backs Wider Pertussis Vaccination to Curb Outbreaks, Prevent Deaths. JAMA. 2010;304(24):2684-2686. doi:10.1001/jama.2010.1812