FIRST RESPONSE® Early Result Pregnancy Test can now detect the pregnancy hormone, hCG, 6 days before your missed period. Patent pending, Polymeric Amplification Technology (PAT) allows only FIRST RESPONSE® to detect the pregnancy hormone at lower levels than ever before. It is the ONLY pregnancy test that detects the pregnancy hormone 6 days before the day of the missed period, which is one day sooner than any other test on the market. Early Pregnancy Detection Matters1 The first few weeks of pregnancy are critical to fetal development, so early prenatal care is important to healthy birth weight and baby survival. The sooner you know youre pregnant, the sooner you can begin making healthy choices for yourself and your baby that include diet, nutrition and limiting your exposure to hazards. This product is not a prescriptive drug and does not require a prescription.