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 medications affect a 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. A laboratory-quality test may be your best option for accurate results.
Can medication cause negative pregnancy test?
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.
Can medication stop a positive pregnancy test?
Some medications can cause a false positive pregnancy test. Fertility drugs containing hCG can also lead to a false positive. Other medications that can cause a false positive result include: Some anti-anxiety medications.
What medications can affect hCG levels?
These medicines can cause false low hCG levels in urine test results. You use heparin, a medicine to prevent blood from clotting (anticoagulant). You use certain medicines. These include hypnotics (such as Ambien), antipsychotics, and antinausea medicines (such as prochlorperazine).
Why do I feel like I’m pregnant but the test says negative?
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.
Has anyone had negative pregnancy test but still pregnant?
Is it possible to be pregnant and get a negative pregnancy test result? Yes, it is possible. Getting a negative result doesn’t mean you’re not pregnant, it may just mean your hCG levels are not high enough for the test to detect the hormone in your urine.
Can fertility pills cause false positive?
Some Medications Can Trigger False-Positives
Some of those medicines include hCG which helps follicles release mature eggs within a woman’s ovary. If a pregnancy test is taken within 7-14 days after fertility treatments, a false-positive can occur.
Can stress affect hCG levels?
In conclusion, stress-related hormones affect placental HCG secretion in vitro. The involvement of these factors in impairing early pregnancy development is suggested.
Why did my pregnancy test change from positive to negative?
The hook effect happens when you have too much hCG in your blood or urine. How is this possible? Well, the high levels of hCG overwhelm the pregnancy test and it doesn’t bond with them correctly or at all. Rather than two lines saying positive, you get one line that incorrectly says negative.
What causes hCG not to show up in urine?
In addition to testing too early, the following factors can cause a false negative with a urine HCG test: drinking lots of water so that the urine is very diluted. getting too much or too little urine on the test strip. testing with urine late in the day when it may be weaker.