The test is capable of detecting pregnancy as early as 4 days before the date of your missed period.

When pregnancy is still suspected, a first morning urine specimen should be collected 48 hours later and tested. If you are testing early we recommend that you use the first urine of the day as it contains the highest level of hormone in a day. Abnormal rate of human chorionic gonadotropin rise: a case series of patients with viable intrauterine pregnancies after embryo transfer.An ectopic pregnancy is a medical emergency, and it’s important to seek help immediately if you think you’re experiencing one. Alcohol, oral contraceptives, painkillers,antibiotics or hormone therapies that do not contain hCG should not affect the test result. If you have a pregnant result it is possible that you later find that you are not pregnant due to loss of the pregnancy in the early stages.

However, we do recommend that if you are testing early, that you use the first urine of the day as this is when the HCG hormone is most concentrated. Starting and stopping hormonal birth control, including IUDs, can affect your menstrual cycle as well.Rocco3 I took a cheap one from home bargains at 9dpo on the night and I was absolutely gutted that there wasn't anything there, then I looked again with my torch on in and very slightly saw a line but because I left it a little longer I thought it might've been an evaporation line. As an ectopic pregnancy grows, you may experience more severe pain in your abdomen or pelvis, as well as shoulder pain. If no lines appear anywhere in the result window or if only the test line appears, the test has not worked properly and is invalid.