Routine screening tests
- You can give blood after a routine screening test (eg. cholesterol screening, smear, mammogram), even if you’re still waiting for your results
Endoscopy, colonoscopy
- You will have to wait four months after any test involving a flexible scope, even if your results are clear.
Other tests or investigations
- You are unable to give blood until you have received your test results from your doctor or nurse.
- This includes if you have been required to take a Covid-19 test and haven’t had your result yet
If you think your test results could affect your eligibility to give blood, please get in touch on 0345 90 90 999
Currently a blood donor? Let us know if these criteria affect you