Can You Reuse a Pregnancy Test?


Home pregnancy tests are almost accurate. If there is a positive result, it is almost certainly assumed that there is pregnancy. To confirm this visit the doctor. These tests work by detecting whether the urine contains a hormone called human chorionic gonadotropin (hCG). This hormone is made right after a fertilized egg attaches to the wall of the uterus and is a good indicator for pregnancy.

Read More: False-Positive Pregnancy Test: 11 Possible Causes

Is it Possible to Reuse a Pregnancy Test?

can you reuse a pregnancy test

The clear answer for reusing a pregnancy test is no. Once opened, the strip loses its sensitivity which can never be reused. It does not matter if peed on it or not. Reusing the test will not give any results and can lead to infections. Discard the test immediately after reading the results. Even if the test is a blank pregnancy test, peeing again is of no use.


Look for early pregnancy signs and then time for pregnancy test. Most pregnancy tests are 99 % accurate after the day of missed period because this is the ideal time for taking the pregnancy test.

Reusing a pregnancy test is never an option and not at all advised. Instead get a box of pregnancy test strips or cheaper pregnancy test.

Read More: False Positive Pregnancy Test – Cause and How to Avoid it?

Will a Used Pregnancy Test Work?

A used pregnancy test will never work because it worked once already. The dye present in test is for only single use. It won’t work if once opened and if used it then not only that it won’t work but also will cause infections. Even if it is showing lines, that does not mean it is working.


If there is an invalid pregnancy test result, with a blank result window. In this case reapplying and retesting is of no use and won’t be usable in future. Reapplying a second sample of urine won’t help if a pregnancy test gives an invalid result.

Read More: 7 Reliable Online Pregnancy Test For You

Why Does a Used Pregnancy Test Does not Work for the Second Time?

A home pregnancy test doesn’t work for a second time because the working of a pregnancy test is dependent on the use of organic particles. There are hCG antibodies on the hCG strip of a pregnancy test. After opening the kit, these hCG detector particles come in contact with the atmosphere and start reacting with the surroundings. These chemicals might react and give coloured compounds that will appear as a positive pregnancy test result on second use. If using the pregnancy test, then they will react with the urine components. Also, the urine has a lot of salts and other materials that favor bacteria as a growing medium making an infection. So, better not to use it a second time.

Can Home Pregnancy Test be Reused?

After not getting a desired pregnancy test result. In the hope of getting a positive pregnancy test result, might try to dip it in urine again. But all this is a waste and of no use. Standard home pregnancy test have hCG strip that has a dye to give colour on the positive result which is not a reversible reaction. Once the dye and urine come in contact, there is no way to separate them. The urine particles and hCG if present cover all the dye particles. Thus, no new urine can react. So, a home pregnancy test can not be used again.


Can a Digital Pregnancy Test be Reused?

Digital pregnancy tests have an hCG strip inside a plastic body. It has a paper popping out that is dipped into urine. It might show the result differently as a phrase, but the working is the same. Do not try to reuse a digital pregnancy test.

Also, a digital pregnancy test can not be used a second time. Even a digital pregnancy test has an hCG strip which is for single use only. Once the dye in the hCG strip comes in contact with urine, the strip no longer remains reusable. After spending double the amount for this digital pregnancy test, which can not be used again. These tests serve the purpose of a confirmatory test. These are expensive and are not reusable.

Read More: How to Use Pregnancy Test Kit Prega News for Accurate Results?

Is there any Pregnancy Test that can be Reused?

No, there is no such pregnancy test which can be reused again. These hCG strips can work only once and not again.


Do Pregnancy Tests Expire?

Pregnancy tests expire, which can result in a false negative test. Heat or moisture can cause damage to the test window on a pregnancy test and this can also result in inaccurate results.


Clear no, the pregnancy tests can not be used again. It is disposable test and should never try to use it again to avoid further infections. It also does not work for the second time. There is no such pregnancy tests which can be used. Avoid the expired pregnancy tests because they don’t give accurate results.

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