Indeterminate, invalid or inhibitory PCR COVID-19 test result

A test sample for COVID-19 (coronavirus) may not always give a clear result. This is called an indeterminate, invalid or inhibitory result. It means that the test could not detect if you have COVID-19.

If you get this result, you will get a text message with a link to book a COVID-19 PCR test.

If you have symptoms

If you have symptoms of COVID-19 and you get an indeterminate, invalid or inhibitory result:

Last updated: 14 January 2022 at 9am