Suresign Midstream Pregnancy Test Suresign Pregnancy Test is a quick & easy way to find out if you are pregnant, using a urine sample to detect for the presence of human Chronic Gonadotropin (h CG). h CG is produced 48 to 72 hours after conception & can normally be detected seven days following conception. Results are given using coloured lines. Suresign Pregnancy Test can be used as early as 4 days before your period is due & is 99% accurate when used one day after the period is due. Full instructions included. Higher Sensitivity than competitors; detects 15m IU/m L of h GC allowing for detection as early as four days before the period is due* Four windows to allow for increased absorbance. Tested to the highest standard; 99% accurate when used one day after the period is due. Results in 3 minutes.* When used four days before the period is due, the test is Approx. 90% accurate for women with a regular cycle.