Charlotte Moser, Co-Director of the Vaccine Education Center at Children's Hospital of Philadelphia, talks about diphtheria, tetanus and pertussis and the vaccines that protect against them. She addresses common questions and discusses the relative risks and benefits of these diseases and the vaccines. Find out: - The historical nicknames for diphtheria, tetanus and pertussis - What toxins and toxoids are and why they are relevant to these bacteria - The nature and number of coughing episodes caused by pertussis - Why cases of pertussis are usually undercounted - The differences between DTaP, Tdap and Td - The significance of the lowercase “a” in these vaccine names - Side effects caused by these vaccines, including descriptions of hypotonic-hyporesponsive syndrome and febrile seizures To learn more about diphtheria, tetanus and pertussis and the vaccines that prevent these infections, please visit https://bit.ly/vec-dtp. Questions? Submit the VEC Vaccine Notes form, https://bit.ly/contact-vec-vaccine-notes. For other vaccines, diseases or general questions about vaccines, check out https://vaccine.chop.edu. Subscribe to our Parents PACK newsletter, https://bit.ly/3KfLUoO.