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Medicine

Acellular pertussis vaccine, inactivated

BOOSTRIX is indicated for: active booster immunization against tetanus, diphtheria, and pertussis in individuals aged 10 years and older, immunization during the third trimester of pregnancy to prevent pertussis in infants younger than 2…

Patient information

Selected manufacturer label information, organised into consistent sections by Sofidex. Read the full label at DailyMed ↗

Drug facts

Used for
  • Active ingredients: inactivated bacteria of diphtheria, tetanus, pertussis, Hib, and inactivated hepatitis B and polio viruses. The bacteria and viruses in VAXELIS are not alive and do not cause disease.
  • Other ingredients: aluminum salts, polysorbate 80, glutaraldehyde, formaldehyde, bovine serum albumin, neomycin, streptomycin, polymyxin B, ammonium thiocyanate, yeast protein, and water.
  • VAXELIS does not have any preservatives in it.
Do not take if
  • is allergic to any of the ingredients.
  • had an allergic reaction to any prior shot for diphtheria, tetanus, pertussis, polio, Hib, or hepatitis B.
  • had a serious reaction affecting their brain and nervous system after a whooping cough shot.
  • has a brain and nerve illness that is getting worse.

What it is used for

VAXELIS is a vaccine given to protect your child from getting diphtheria, tetanus (lockjaw), pertussis (whooping cough), polio, Hib ( Haemophilus influenzae type b), and hepatitis B.

Your child cannot get any of these diseases from VAXELIS.

VAXELIS may not completely protect your child from these diseases.

  • Active ingredients: inactivated bacteria of diphtheria, tetanus, pertussis, Hib, and inactivated hepatitis B and polio viruses. The bacteria and viruses in VAXELIS are not alive and do not cause disease.
  • Other ingredients: aluminum salts, polysorbate 80, glutaraldehyde, formaldehyde, bovine serum albumin, neomycin, streptomycin, polymyxin B, ammonium thiocyanate, yeast protein, and water.
  • VAXELIS does not have any preservatives in it.
  • VAXELIS syringe plunger stopper and syringe tip cap do not contain natural rubber latex.

Manufactured by: Sanofi Vaccines Canada Ltd. Toronto, Ontario, Canada for: MSP Vaccine Company Swiftwater, PA 18370, USA.

Distributed by: Merck Sharp & Dohme LLC, Rahway, NJ 07065, USA, and by Sanofi Vaccines US Inc. Swiftwater, PA 18370, USA.

VAXELIS is a trademark of MSP Vaccine Company. The trademarks depicted herein are owned by their respective companies.

Initial Approval: 23 October 2020

R4-0426

Side effects, and when to stop

  • pain, redness, or swelling where the shot was given
  • fever (100.4°F or higher)
  • crying more than usual
  • eating less than usual
  • fussy more than usual
  • sleepy more than usual
  • throwing up

There may be other side effects that are not listed. If your child has any side effects that worry you or seem to get worse, tell your child's healthcare provider right away.

You may report any side effects directly to the Vaccine Adverse Event Reporting System (VAERS) at 1-800-822-7967 or http://vaers.hhs.gov, or contact Sanofi Vaccines US Inc., at 1-800-822-2463 (1-800-VACCINE).

To learn more about VAXELIS, ask your healthcare provider. You can also find the Full Prescribing Information written for doctors at www.fda.gov/media/119465/download.

Who should not take it

Your child should not get VAXELIS, if your child:

  • is allergic to any of the ingredients.
  • had an allergic reaction to any prior shot for diphtheria, tetanus, pertussis, polio, Hib, or hepatitis B.
  • had a serious reaction affecting their brain and nervous system after a whooping cough shot.
  • has a brain and nerve illness that is getting worse.

Before your child gets VAXELIS, tell your healthcare provider if your child:

  • had problems with any shots for these diseases.
  • is taking steroids, getting treatment for cancer, or has another problem that weakens the immune system.

How is VAXELIS given?

  • VAXELIS is given to children from 6 weeks through 4 years of age (up to 5 th birthday).
  • Your child will need 3 shots:
    • one shot at 2 months old, and
    • one shot at 4 months old, and
    • one shot at 6 months old
  • If your child misses a shot of VAXELIS, your healthcare provider may suggest a catch-up schedule.
  • Your child may get VAXELIS at the same time they get other vaccines.

Cite this page

NLM

sofidex [Internet]. Daloreum; c2026. Acellular pertussis vaccine, inactivated; [reviewed 2026 Aug 2; cited 2026 Nov 10]. Available from: https://sofidex.com/patients/medicines/acellular-pertussis-vaccine-inactivated

APA 7th

sofidex. (2026, August 2). Acellular pertussis vaccine, inactivated. Daloreum. Retrieved November 10, 2026, from https://sofidex.com/patients/medicines/acellular-pertussis-vaccine-inactivated

AMA 11th

Acellular pertussis vaccine, inactivated. sofidex. Reviewed August 2, 2026. Accessed November 10, 2026. https://sofidex.com/patients/medicines/acellular-pertussis-vaccine-inactivated

The cited date is today’s, because a citation records when you read the page. The reviewed date is when a clinician last checked it.