The ongoing challenge of prevention of pertussis in infants: what's new in 2024?

Maria Gabriella Matera1, Carlo Capristo2, Vito de Novellis1

  • 1Unit of Pharmacology, Department of Experimental Medicine, University of Campania 'Luigi Vanvitelli', Naples, Italy.

Insights

Pertussis is resurging despite vaccination efforts. Strategies to combat this include strengthening maternal vaccination, ensuring infant immunization, public education, and developing more effective vaccines.

Area of Science:

  • Pediatrics
  • Infectious Diseases
  • Immunology

Background:

  • Pertussis (whooping cough), caused by *Bordetella pertussis*, is experiencing a resurgence globally.
  • Current acellular pertussis (aP) vaccines exhibit waning immunity and limited protection for infants before primary immunization series completion.
  • Vaccine hesitancy among the public and healthcare workers poses a significant challenge to achieving herd immunity.

Purpose of the Study:

  • To provide an updated overview of the challenges in preventing infant pertussis.
  • To discuss potential solutions and strategies to mitigate the pertussis resurgence.

Main Methods:

  • This study is a narrative review.
  • It synthesizes current literature on pertussis epidemiology, vaccine efficacy, and public health challenges.

Main Results:

  • Infant pertussis prevention is complex, influenced by vaccine waning, incomplete infant immunization, and gaps in maternal vaccination programs.
  • Vaccine refusal and hesitancy further exacerbate the problem, hindering effective disease control.

Conclusions:

  • A multifaceted approach is essential to address the pertussis resurgence.
  • Key strategies include enhancing maternal vaccination, ensuring timely infant immunization, improving public health education, and investing in research for improved vaccines with longer-lasting immunity.
Abstract

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