Immunization Unit

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The San Diego County Immunization Unit's mission is to eliminate vaccine-preventable diseases by improving vaccine coverage for all San Diegans. Our tools are disease investigation and control, education, community collaboration, health and vaccine assessments, school law, and the California Immunization Registry. 

Relevant California Health and Safety Code Sections include 120100-122420, 120325-120380, and 120400-120435. 

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COVID-19 Vaccine Information

Seasonal Flu
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Community Resources

Discover helpful guidance on where to find immunization services throughout San Diego County and gain helpful tips on locating old immunization records for yourself or your child. Additionally, explore travel vaccine resources and stay informed about the immunization requirements specific to your out-of-country itinerary.

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Vaccine Provider Resources

Stay up to date with the latest guidelines and strategies to ensure the best care for your patients. Navigate resources on immunization guidance and review recommendations on perinatal Hepatitis B prevention. 

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Immunization Unit Programs

Discover additional information about the Immunization Unit Programs offered by the County of San Diego. Aligned with state guidelines, the Immunization Unit receives flu vaccines from the California Department of Public Health (CDPH) and distributes them to local health departments, public health centers, and community providers.

Furthermore, the Immunization Unit plays a vital role in preventing Hepatitis B transmission by delivering case management and support to both local mothers and medical providers.

For more information or to request materials,
contact the San Diego Immunization Unit via e-mail or call us at (866) 358-2966.