Your kit includes prepaid return packaging, so you do not need to pay for postage.
Before returning your sample
Include the Instructions for Use (IFU) leaflet in the return box. It contains your personal details and the date you took the test.
⚠️The lab cannot process your sample without the completed IFU leaflet.
Return your kit
Put your completed sample kit and IFU leaflet into the prepaid return box.
Drop the package into a Royal Mail post box or take it to your local Post Office.
When to post it
Collect your sample in the morning and post it immediately using the supplied return label.
Do not post it on Fridays, weekends or bank holidays.
Returning the sample promptly helps it reach the lab in the best condition for testing.
See our guide for tips on how to take your blood test.