Can you have a false positive on pregnancy test?

Yes, it is possible to have a false positive on a pregnancy test. A false positive means that the test result indicates that a person is pregnant when they are not. There are a number of factors that can cause a false positive, including:

* Chemical pregnancy: This occurs when a fertilised egg implants in the uterus but does not develop into a viable pregnancy. The levels of hCG (human chorionic gonadotropin) produced by the developing embryo can be detected by a pregnancy test, even though the pregnancy is not viable.

* Ectopic pregnancy: This occurs when a fertilised egg implants outside the uterus, such as in the fallopian tube. Ectopic pregnancies can produce hCG, which can be detected by a pregnancy test.

* Molar pregnancy: This occurs when a fertilised egg develops into a mass of abnormal tissue instead of a baby. Molar pregnancies can produce hCG, which can be detected by a pregnancy test.

* Certain medications: Some medications, such as fertility drugs and hormone replacement therapy, can interfere with pregnancy tests and cause a false positive result.

* Medical conditions: Some medical conditions, such as thyroid disease and kidney disease, can also cause a false positive pregnancy test result.

It is important to note that a false positive pregnancy test is not common. However, it is important to be aware of the possibility of a false positive if you receive a positive pregnancy test result. If you are concerned about the accuracy of your pregnancy test result, you should talk to your doctor.