(2014). What Medications Can Cause a False Positive Pregnancy Test? The trazodone metabolite meta-chlorophenylpiperazine can cause false-positive urine amphetamine immunoassay results. An ectopic pregnancy is a medical emergency. What medications can cause false positive pregnancy test? Some pregnancy tests detect hCG very early in pregnancy. If you think you may have a medical emergency, immediately call your doctor or dial 911. Urine drug tests can be a common part of an evaluation in an emergency department. If it has, the chemical used to detect hCG may not work. HCG hormone is secreted by the placental cells after implantation of the fetus. Some medications may create a false positive pregnancy test result as well. Not cleaning the cup that comes with certain pregnancy test kits can also cause contamination of the urine sample and affect your results. Checking your results during the result time frame is also important. If youre taking fertility medications, reach out masso 10 March 2023. These include: A positive at-home pregnancy test result should always be followed up with a doctors appointment. 1. Never ignore professional medical advice in seeking treatment because of something you have read on the site. Last updated on March 15, 2022. What medications can cause a false positive pregnancy test? This information is for informational purposes only and is not meant to be a substitute for professional medical advice, diagnosis or treatment. Intact hormone, alpha subunit and beta subunits are present in the blood during pregnancy. These eggs then pass during your menstrual cycle. Youll want to use a timer again while you wait for your results. False Positive pregnancy occurs due to a variety of reasons. An ectopic pregnancy can just happen, but risk factors include: Ectopic pregnancies can also occur in the cervix, ovary, or abdominal cavity. American Society for Reproductive Medicine. WebMedical Conditions. masso 10 March 2023. Use the test when your urine is very concentrated, like when you first wake up in the morning. Keep in mind that pregnancy test results are effective for a short while only. For that reason, its recommended you wait until 1 week after you expected your period to start to use an at-home pregnancy test. 2023 Healthline Media LLC. Can a pregnancy test be wrong? 8 reasons for a false positive Pregnancy Symptoms: 10 Early Signs That You May Be Pregnant, sciencedirect.com/science/article/abs/pii/S0009898114003787, ucsfhealth.org/education/conception_how_it_works/, sciencedirect.com/science/article/pii/S2352578916300297?via%3Dihub, annlabmed.org/journal/view.html?doi=10.3343/alm.2012.32.2.167, acubalance.ca/blog/what-chemical-pregnancy-did-i-just-have-early-miscarriage-or-false-positive, columbiadoctors.org/treatments-conditions/uterine-anomaly, Weird Early Pregnancy Symptoms No One Tells You About, Cramps but No Period: 7 Early Pregnancy Symptoms, Debra Rose Wilson, Ph.D., MSN, R.N., IBCLC, AHN-BC, CHT, Causes of a Negative Pregnancy Test with No Period. Can (2007). False positive But on drug screens, it can show up as methadone, which helps people quit heroin or other opiates and can be addictive. A false-positive might happen if you had a pregnancy loss soon after the fertilized egg attached to the uterine lining.You also may get a false-positive if you take a pregnancy test soon after taking fertility medicine that contains HCG . Trazodone, meta-chlorophenylpiperazine (an hallucinogenic drug and trazodone metabolite), and the hallucinogen trifluoromethylphenylpiperazine cross-react with the EMITII ecstasy immunoassay in urine. Then talk to your healthcare provider. A false-negative test may also cause women who have a higher level of hCG due to the association of antibody in the test kit with degraded hormonal fragments instead of the intact hormone. The latter is an older tranquilizer drug thats often found in people who overdose on opioids. WebWhat are other conditions that can cause a positive test for hCG aside from pregnancy? Addiction: Signs, Symptoms, and Treatment., American Association for Clinical Chemistry: Rifampin Interference with Opiate Immunoassays., Drug Enforcement Administration: Dextromethorphan., FDA: Zoloft (sertraline hydrochloride) Label., Journal of Analytical Toxicology: Non-Smoker Exposure to Secondhand Cannabis Smoke. Find qualified telemedicine providers for a variety of symptoms and conditions. You can unsubscribe at any time. By Robin Elise Weiss, PhD, MPH An ultrasound is generally needed to determine if an intrauterine pregnancy is identified, lost, or if there is a fetus without cardiac activity. False Note: Since these above mentioned medications affect HCG levels in the urine, it is therefore important to stop taking these medications for a while before taking a pregnancy test. Most home pregnancy tests are almost 99% accurate. They may be able to perform a second test thats more specific and accurate. Subscribe to Drugs.com newsletters for the latest medication news, new drug approvals, alerts and updates. Apart from the normal pregnancy, tests for hCG levels also provide important information related to aborted pregnancy, pathological pregnancy and other serious medical conditions including extra-uterine malignancies and choriocarcinoma. They may also order a transvaginal ultrasound to confirm that the pregnancy is proceeding normally. Thank you, {{form.email}}, for signing up. When a pregnancy ends, the levels go down, but slowly. Fertility Plus recommends waiting 7 days after a 2,500 International Unit (IU) injection, 10 days after a 5,000 IU injection, and 14 days after a 10,000 IU injection to test.
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