How to Do a Shake Test
Related Videos
    Vaccine Delivery

    Assessing an Infant’s Eligibility for Immunization

    Cold Chain

    Monitoring Temperatures on a Fridge-Tag Device

    Vaccine Delivery

    Giving a Subcutaneous Injection

    Vaccine Delivery

    Giving an Orally Administered Vaccine

    Vaccine Delivery

    IPC Standard Precautions During the COVID-19 Outbreak


Some vaccines are sensitive to freezing. Once they have frozen, they should not be used. Fortunately, there is a way to tell if a freeze sensitive vaccine has been damaged by exposure to temperatures below zero degrees Celsius: the shake test.