How often should temperatures be recorded for refrigerator and freezer compartments where vaccines are stored?
Temperatures inside refrigerator and freezer compartments should be measured and recorded at least twice a day; once at the start of the clinic day and a second time before the clinic is closed for the day. Immediate action must be taken if the temperature is outside the recommended range for either compartment. How long do you need to monitor temperatures after a refrigerator or freezer thermostat is adjusted before you know the temperatures are within the recommended range and you can safely store vaccines in them? After the thermostat in a working refrigerator or freezer has been adjusted, check the temperature in both the refrigerator and freezer (if using a combined unit) every half hour until the temperature stabilizes. If the temperature rises or falls rapidly or is outside the recommended range, adjust the thermostat inside the unit and repeat the process. As a general guideline, the National Center for Immunization and Respiratory Diseases (NCIRD) also suggests that you monito
