What medications cause a false negative pregnancy test?

What medications cause a false negative pregnancy test?

Medications that could affect your test include benzodiazepines, phenothiazine, promethazine and others. Urine contaminated with blood or protein can also trigger a false positive.

What meds interfere with pregnancy test?

Most medicines should not affect the results of a home pregnancy test. This includes over-the-counter and prescription medicines such as birth control and antibiotics. Also, alcohol and illegal drugs do not affect pregnancy test results.

What can affect negative pregnancy test?

You can get a negative result on your pregnancy test for two reasons: You are not pregnant or you are pregnant, but you tested too early for the pregnancy test you used to pick up the hCG ‘pregnancy’ hormone in your body.

What causes false negative pregnancy results?

A false negative pregnancy test is when you are pregnant but the test comes up negative. The most common reason for a false negative is that you took the test too early. 1 Even if your period is late according to your typical cycle, you might have ovulated later in the month.

What medications raise hCG levels?

Medications One of these is the synthetic hCG trigger shot, sold under the following brand names: Novarel. Pregnyl. Ovidrel.

Can I be pregnant even with a negative test?

The simple answer is yes, you could still be pregnant even with a negative test, depending on when you took it, but there are also other reasons your period could be late. A pregnancy test detects HCG levels in your urine which increase the longer you are pregnant.

Can medications affect pregnancy test results?

Could medications interfere with test results? Fertility drugs or other medications that contain HCG might interfere with home pregnancy test results. However, most medications, including antibiotics and birth control pills, don’t affect the accuracy of home pregnancy tests.