Just wondering if they use anything thats gonna be different to all the HPT thats out there on the market for us to buy over the counter. I have had so many now Im starting to get down about it all. My LMP was 20th Aug. Due fo AF on 20th Sept!!!! 2 boots before AF due 2 6 day early F/R - after AF due 1 DR/ urine - sent to hospital - 5 days before AF What are my chances? Anyone that knows pls help me.