Can I order the Coronavirus Antibody Blood Test now, and then use this at a later date? Alistair Hall 22 July 2020 11:07 Updated Yes you can use this test at a later date as all of our tests have a 6 month expiry on from the date of purchase. Related articles Why have you paused Coronavirus Antibody testing on finger prick samples? Where is my kit? Will you share my Coronavirus results with Public Health England (PHE)? COVID-19 antibody testing - All of your questions answered I want to check my thyroid - what's the best test for me? Comments 0 comments Article is closed for comments.