Historical Reference of Seasonal Influenza Vaccine Doses Distributed

For Health Care Providers

Highlights

Flu vaccine is produced by private manufacturers, so supply depends on manufacturers. Below is information on the historical supply and distribution of seasonal influenza vaccines in the United States.

Close-up of multiple vaccine vials

Comparison of Total Doses Distributed

Over Last 10 YearsA

Since 1980B

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Content Source
National Center for Immunization and Respiratory Diseases (NCIRD)
About This Page
Published: October 1, 2024
Updated: September 1, 2026

This page was last updated on this date. Updates may include minor edits, image changes, or other modifications to page content.

Reviewed: September 3, 2025

The information on this page was last reviewed by subject matter experts to ensure accuracy.

  1. In order to improve data reporting for flu vaccine distribution, changes were made to the reporting intervals for the current season. This required the totals for the last four seasons worth of historical data to be adjusted for comparability. The original (unadjusted) totals for these four seasons can be found here.
  2. In order to improve data reporting for flu vaccine distribution, changes were made to the reporting intervals for the current season. This required the totals for the last four seasons worth of historical data to be adjusted for comparability. The original (unadjusted) totals for these four seasons can be found here.