Early detection of pregnancy The bioNexia® hCG panel includes two rapid chromatographic tests for the detection of human Chorionic Gonadotropin: bioNexia® hCG Urine (urine only) and bioNexia® hCG Combo (urine or serum). Easy-to-use one-step tests All-inclusive kits Results in only 3 or 5 minutes, depending on the sample type hCG is an ideal marker for the early detection of pregnancy. In normal pregnancy, hCG levels can be detected in both urine and serum soon after conception1,2,3,4 and rise rapidly during early gestational growth. Why choose bioNexia hCG Urine or hCG Combo? bioNexia hCG Urine and bioNexia hCG Combo are extremely easy-to-use. All components necessary to perform the test are included in the kit. Once the sample is placed into the bioNexia hCG Urine or bioNexia hCG Combo test, results are available in between 3 to 5 minutes depending on the test and sample type.