Welcome to the State of California 

Immunization Information for Adults

Immunization Basics
Looking for general information about immunizations? Start here!   

What Immunizations Do I Need, and When?
Immunization timing for adults.

Vaccine Safety
Get information on vaccine safety.

Special Information for People over 50
Learn about older adults' special immunization needs.

Immunizations for a Healthy Pregnancy
Immunizations to keep moms-to-be and their growing families healthy.

Disease Information
Disease information and vaccine descriptions.