Test 5 days before missed period (Testing Early: The One Step Pregnancy Test can be used as early as 4 days before you expect your period. That's 5 days sooner than waiting until you miss your period to test. The amount of pregnancy hormone increases rapidly in early pregnancy. In clinical testing with early pregnancy samples, the One Step Pregnancy Test gave the following results: -4 Days: 35%; -3 Days: 74%; -2 Days: 84%; -1 Day: 87%). Provides early detection of the pregnancy hormone (Testing Early: The One Step Pregnancy Test can be used as early as 4 days before you expect your period. That's 5 days sooner than waiting until you miss your period to test. The amount of pregnancy hormone increases rapidly in early pregnancy. In clinical testing with early pregnancy samples, the One Step Pregnancy Test gave the following results: -4 Days: 35%; -3 Days: 74%; -2 Days: 84%; -1 Day: 87%). Clear results. Results in just 2 minutes. Quality Guaranteed. Compare to E.P.T. (This product is not manufactured or distributed by Insight Pharmaceuticals Corp., distributor of E.P.T). Simple one step process. The One Sep Pregnancy Test is easy to use and easy to read. Just one step - simply hold the absorbent tip in your urine stream for 5 seconds. Lay the test on a flat surface while it develops, and your results will be confirmed in just 2 minutes. Quality Guaranteed: This TopCare product is laboratory tested to guarantee its highest quality. Your total satisfaction is guaranteed. Topcare@topco.com. Made in China. Packaged in the USA.