Study Finds Waning Immunity from TDAP Vaccine in Adolescents

by Gary Kopycinski on May 4, 2015

Gary Kopycinski Author

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Elk Grove Village, ILâ(ENEWSPF)âMay 4, 2015. Are the increased number of adolescent pertussis cases since 1995 related to waning immunity? Authors of the study, âTdap Vaccine Effectiveness in Adolescents During the 2012 Washington State Pertussis Epidemic,â appearing in the June 2015 issue of Pediatrics (published online May 4 ) tracked vaccine effectiveness in adolescents at 1, 2 and 4 years after receiving Tdap vaccine (which protects against tetanus, diphtheria and pertussis, or whooping cough).