Recommended Child and Adolescent Immunization Schedule for Ages 18 Years or Younger, United States, 2025

This set of vocabulary flashcards covers vaccine abbreviations, trade names, specific medical indications, and regulatory reporting systems for the 2025 United States Child and Adolescent Immunization Schedule.

RSV-mAb

The abbreviation for Respiratory syncytial virus monoclonal antibody, specifically Nirsevimab, with the trade name Beyfortus.

Comirnaty and Spikevax

The trade names for the Pfizer-BioNTech and Moderna COVID-19 mRNA vaccines, respectively.

Novavax COVID-19 Vaccine

A protein subunit COVID-19 vaccine abbreviated as 1vCOV-aPS, with a minimum age of $12\,years$.

Dengvaxia

The trade name for the Dengue vaccine (DEN4CYD) recommended for children ages $9$ through $16\,years$ living in endemic areas with laboratory confirmation of previous infection.

Hib Vaccine (PedvaxHIB)

A Haemophilus influenzae type b vaccine (PRP-OMP) administered as a $3$-dose series ($2$-dose primary series at age $2$ and $4\,months$, with a booster dose at $12$ through $15\,months$).

Vaxelis

A combination vaccine containing DTaP-IPV-Hib-HepB that is not recommended for use as a booster dose for Haemophilus influenzae type b.

Gardasil 9

The trade name for the Human papillomavirus (HPV) vaccine, which can be started as early as age $9\,years$.

LAIV3

The abbreviation for Live Attenuated Influenza Vaccine (FluMist), which is contraindicated for children ages $2$ through $4\,years$ with a history of asthma or wheezing.

Menveo

A Meningococcal serogroups A, C, W, Y vaccine (MenACWY-CRM) that has two formulations; the liquid formulation should not be used before age $10\,years$.

Penbraya

A pentavalent vaccine covering Meningococcal serogroups A, B, C, W, and Y (MenACWY-TT/MenB-FHbp) for children age $10\,years$ or older.

Jynneos

The trade name for the Mpox vaccine, which has a minimum age of $18\,years$ and is administered as a $2$-dose series separated by $28\,days$.

PCV15 and PCV20

Terms for Pneumococcal conjugate vaccines known by the trade names Vaxneuvance and Prevnar 20, respectively.

PPSV23

The abbreviation for Pneumococcal polysaccharide vaccine (Pneumovax 23), which has a minimum age of $2\,years$ and is used in children with certain medical conditions.

Abrysvo

The trade name for the Respiratory syncytial virus vaccine (RSV) administered to pregnant people between $32\,weeks$, $0\,days$ and $36\,weeks$, $6\,days$ gestation.

Twinrix

A combination Hepatitis A and Hepatitis B vaccine (HepA-HepB) that can be administered to adolescents age $18\,years$ or older.

VAERS

The Vaccine Adverse Event Reporting System, where clinically significant adverse events should be reported.

VICP

The National Vaccine Injury Compensation Program, which covers most vaccines except Dengue, PPSV23, RSV, Mpox, and COVID-19.

CICP

The Countermeasures Injury Compensation Program, which covers Mpox and COVID-19 vaccine injury claims.

Shared Clinical Decision-Making

Individually based vaccinations informed by a decision process between the health care provider and the patient or parent/guardian, such as for MenB in adolescents not at increased risk.

Rotavirus series timing

A vaccination series that must not be started on or after age $15\,weeks$, $0\,days$, and must have the final dose completed by age $8\,months$, $0\,days$.

Heplisav-B

A $2$-dose Hepatitis B vaccine series administered at least $4\,weeks$ apart for adolescents age $18\,years$.

MenB-4C and MenB-FHbp

Abbreviations for Meningococcal serogroup B vaccines known by the trade names Bexsero and Trumenba, respectively.

Arthus-type hypersensitivity

A precaution for tetanus-toxoid–containing or diphtheria-toxoid–containing vaccines; vaccination should be deferred until at least $10\,years$ have elapsed since the last dose.