Diphtheria, Tetanus, and Pertussis Vaccine
by Krisha McCoy, MS
What Does This Vaccine Help Prevent?
This vaccine helps prevent 3 serious infections:
All of these infections have the ability to cause serious illnesses and deaths.
What Is the DTaP Vaccine? TOP
The DTaP vaccine is made of:
These items show the body what the germs look like without causing an infection. Once the body learns this it will be able to quickly identify and kill the germs before an infection starts.
Who Should Get Vaccinated and When? TOP
The DTaP vaccine is often required before starting school. The regular schedule is to give the vaccine at:
Talk to your doctor if you or your child have not been fully vaccinated. They will create a catch up plan for you.
What Are the Risks Associated With the DTaP Vaccine? TOP
Most people will not have any problems with this vaccine. The most common side effects are pain, redness, or swelling at the injection site. There may also be mild fever, tiredness, nausea, or vomiting. Rarely, a fever of more than 105 degrees Fahrenheit (40.6 degrees Celsius) and seizures may occur.
Acetaminophen is sometimes given to reduce pain and fever that may occur after getting a vaccine. In infants, the medicine may weaken the vaccine's effect. However, in children at risk for seizures, a fever-lowering medication may be important to take. Discuss the risks and benefits of taking acetaminophen with the doctor.
Who Should Not Get Vaccinated? TOP
Most should receive their vaccinations on schedule. However, vaccination risks may outweigh the benefits for some such as:
Talk with your doctor before getting the vaccine if you have:
What Other Ways Can Diphtheria, Tetanus, and Pertussis Be Prevented Besides Vaccination? TOP
Prevention will depend on the infection:
WHERE CAN I GET MORE INFORMATION?
Centers for Disease Control and Prevention
Healthy Children—American Academy of Pediatrics
DTaP vaccine: What you need to know. Centers for Disease Control and Prevention website. Available at:
...(Click grey area to select URL)
Updated August 2018. Accessed December 27, 2018.
Immunization schedules. Centers for Disease Control and Prevention website. Available at:
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Updated February 6, 2018. Accessed December 27, 2018.
10/30/2009 DynaMed Plus Systematic Literature Surveillance http://www.dynamed.com: Prymula R, Siegrist C, et al. Effect of prophylactic paracetamol administration at time of vaccination on febrile reactions and antibody responses in children: Two open-label, randomised controlled trials. Lancet. 2009;374(9698):1339-1350.
11/4/2011 DynaMed Plus Systematic Literature Surveillance http://www.dynamed.com: Centers for Disease Control and Prevention (CDC). Updated recommendations for use of tetanus toxoid, reduced diphtheria toxoid and acellular pertussis vaccine (Tdap) in pregnant women and persons who have or anticipate having close contact with an infant aged < 12 months—Advisory Committee on Immunization Practices (ACIP), 2011. MMWR Morb Mortal Wkly Rep. 2011;60(41):1424-1426.
Last reviewed June 2018 by Marcie Sidman, MD
Last Updated: 12/27/2018
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