Over 99% accurate from the day of your expected period. Results 5 days sooner. Clearblue Digital Pregnancy Tests can be used to test up to 4 days before your expected period - that's 5 days sooner than waiting until you miss your period to test. Unmistakably clear results in words: 'Pregnant' or 'Not Pregnant.

Can a digital pregnancy test be wrong? All Clearblue® Pregnancy Tests are over 99% accurate from the day you expect your period. When using any home pregnancy test, there are a few reasons you may get a false positive or false negative result. A false positive is rare.

Know this: All Clearblue® pregnancy tests are over 99% accurate from the day you expect your period. False positives very rarely occur, and are often due to medical conditions or certain medications. False negatives, while more common, typically occur due to testing too early or drinking too much liquid before testing.

The level of hCG doubles approximately every 24 hours in the first weeks, reaching a maximum at around 8 to 10 weeks into the pregnancy. Clearblue® pregnancy tests work by detecting tiny amounts of the pregnancy hormone in your urine and are over 99% accurate1 from the day you expect your period.

Know this: All Clearblue® pregnancy tests are over 99% accurate from the day you expect your period. False positives very rarely occur, and are often due to medical conditions or certain medications. False negatives, while more common, typically occur due to testing too early or drinking too much liquid before testing.

A pregnancy test works by detecting the hCG hormone, which is usually only present in your body if you're pregnant. A positive pregnancy test result will mean you are almost certainly pregnant. Getting a true false positive – when you were never pregnant in the first place – is incredibly rare.

If you see a positive result beyond this time frame, you may be left second-guessing the results. However, always remember that a pregnancy test result is only accurate within 10 minutes. After the that, it's best to throw the test away to avoid confusion.

Read your results Your result will appear within 3 minutes, and some results may be shown in as little as 1 minute – the Smart Countdown will progress more quickly in this case. A 'Pregnant' (positive) result will remain on the display for up to 6 months.

Clearblue Early Detection Pregnancy Test provides early detection of the pregnancy hormone. 71% of pregnancies can be detected 6 days before the missed period (5 days before the expected period) and 94% of pregnancies can be detected 5 days before the missed period (4 days before the expected period).

Our most sensitive digital pregnancy test detects hCG, with a sensitivity of 10mIU/ml. Unmistakably clear 'Pregnant' or 'Not Pregnant' result in words.

Can I Be Several Weeks Pregnant and Still Test Negative? Yes, that can be possible, but it's rare. The likely cause is variations in a person's menstrual cycle.

Know this: All Clearblue® pregnancy tests are over 99% accurate from the day you expect your period. False positives very rarely occur, and are often due to medical conditions or certain medications. False negatives, while more common, typically occur due to testing too early or drinking too much liquid before testing.

Drinking too much liquid before testing, using an expired test or not storing it properly (pregnancy tests should be stored between 36° and 86°F) can also result in a false negative. If you think you're pregnant but the test result is negative and you tested early, test again on the day you expect your period.

It's possible to get a negative pregnancy test result followed by a positive result, especially if you tested early. This is because hCG levels rise rapidly in the first few days after implantation. It's also possible to get a positive test result followed by a negative result.

It's possible to get a negative pregnancy test result followed by a positive result, especially if you tested early. This is because hCG levels rise rapidly in the first few days after implantation.

The Clearblue® Early Detection Pregnancy Test provides early detection of hCG and can be used 6 days before the missed period (5 days before the expected period). The test is over 99% accurate from the day of the expected period8.