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Connecticut's Immunization Information System



If the Login page is not displaying correctly, press CTRL+F5 to refresh the page. If you continue to experience difficulties, check the following:

  1. You must use a supported browser. WebIZ is supported in:
    • Microsoft Edge
    • Google Chrome
    • Mozilla Firefox


  2. Turn off your browser's Pop-up Blocker.
    • The Pop-up Blocker must be turned off to ensure that WebIZ sends all necessary messages. If you click a button and no window is rendered, check that the Pop-up Blocker is turned off.
    • If the Pop-up Blocker is turned on, a warning message will appear telling you to turn off the Pop-up blocker. Click on the warning message to disable the Pop-up Blocker.


  3. JavaScript must be enabled in your browser. Use your browser’s help function or a Google search to learn how to enable JavaScript in your browser.

By logging into CT WiZ, you agree to abide by the terms of the Connecticut Department of Health (DPH) that were outlined in your User Confidentiality Agreement. Users are responsible for ensuring they act in accordance with these terms and any other applicable policies. The recipient shall notify DPH of a violation of these policies in accordance with the terms outlined in the User Confidentiality Agreement. Only authorized users of this site may access this system. Monitoring may be conducted for the protection against improper or unauthorized use or access. Any unauthorized and improper use of this system may result in disciplinary action or criminal and civil penalties.

Need additional help with logging into your CT WiZ account?
- Submit a help desk ticket at: https://dph-cthelpdesk.ct.gov/Ticket and select: 
    • System "Immunizations (CT WiZ)"
    • Category "CT WiZ Login (Username or Password Issues)"
    • Topic "Existing CT WiZ user - Username or Password Issues’ or topic ‘Update CT WiZ Account"

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