
When to run a control test
Perform a test with control solution any time:
- You open a new test strip box
- The test strip container has been left open
- You think the test strips might be damaged
- You want to check the meter and test strips
- The test strips were stored in extreme temperatures, humidity or both
- You dropped the meter
- Your test result does not match how you feel
- You want to check if you are performing tests correctly