Aligned with the U.S. Centers for Disease Control and Prevention (CDC) and the Federal Food and Drug Administration (FDA) to expand emergency use authorization (EUA) of the Moderna bivalent booster for everyone 6 months and older, and Pfizer-BioNTech bivalent booster for everyone 6 months and older.
Have questions on age or timing between doses? See the California Dept. of Public Health "COVID-19 Vaccine Timing by Age"
Eligibility:
Pfizer-BioNTech (Pfizer)
6 months through 4 years:
- Regardless of Immune Response:
- Will receive a bivalent dose of Pfizer as the third dose of their primary series. There is no bivalent dose authorized for children who previously completed all three monovalent doses of their primary series.
- No recommendation for any booster or additional doses at this time.
5 years
- Regular Immunity:
- Should receive an Updated Bivalent Booster dose of Pfizer at least two months after completing their primary series or after their last monovalent booster dose.
- Compromised Immunity:
- Should receive an additional monovalent dose of Pfizer at least four weeks after receiving the second dose in their primary series.
- Should receive an Updated Bivalent Booster dose of Pfizer at least two months after completing their primary series or after their last monovalent booster dose.
6 years+
- Regular Immunity:
- Should receive an Updated Bivalent Booster dose (either with Pfizer or Moderna) at least two months after completing their primary series or after their last monovalent booster dose.
- Compromised Immunity:
- Should receive an additional monovalent dose of Pfizer at least four weeks after receiving the second dose of their primary series.
- Should receive an Updated Bivalent Booster dose (either with Pfizer or Moderna) at least two months after completing their primary series or after their last monovalent booster dose.
Moderna
6 months through 4 years
- Regular Immunity:
- May receive an Updated Bivalent Booster dose of Moderna at least two months after completing their primary series.
- Compromised Immunity:
- Should receive an additional monovalent dose of Moderna at least four weeks after receiving the second dose of their primary series.
- May receive an Updated Bivalent Booster dose of Moderna at least two months after completing their primary series.
5 years+
- Regular Immunity:
- Should receive an Updated Bivalent Booster dose (either with Pfizer or Moderna) at least two months after completing their primary series or after their last monovalent booster dose.
- Compromised Immunity:
- Should receive an additional monovalent dose of Moderna at least four weeks after receiving the second dose of their primary series.
- Should receive an Updated Bivalent Booster dose (either with Pfizer or Moderna) at least two months after completing their primary series or after their last monovalent booster dose.
Novavax COVID-19 Vaccine, Adjuvanted (Novavax)
12 years+
- Regardless of Immune Response:
- Should receive an Updated Bivalent Booster dose (either with Pfizer or Moderna) at least two months after completing their primary series or after their last monovalent booster dose.
18 years+
- Regardless of Immune Response:
- Should receive an Updated Bivalent Booster dose (either with Pfizer or Moderna) at least two months after completing their primary series or after their last monovalent booster dose.
- In some limited situations, may receive the Novavax booster dose at least six months after completion of their primary series. Only for people for whom an mRNA Updated Booster is not accessible or clinically appropriate, or who would otherwise not receive a booster dose.
Mix & Match
CDC's recommendations now allow you to get a different vaccine for your booster than you had for your initial series. Talk to your primary care physician if you have questions about mixing and matching the vaccines in your series.
How to schedule
Schedule an appointment at myturn.ca.gov. If available, bring your vaccine card so it can be updated.
Resources