does phentermine affect pregnancy test results

Urine drug testing can be used to monitor compliance with prescribed therapy and detect the use of nonprescribed and illicit substances, especially opioids, benzodiazepines, and heroin. Carefully follow the dosing instructions for the form you are using. PMC Advertising revenue supports our not-for-profit mission. For patients with high blood pressure: This medicine may increase risk of lowering your blood pressure. If the levels dont rise, it might suggest a problem with the pregnancy. Avoid drinking alcohol while you are using this medicine. Registration is free. Allergy to tartrazineSuprenza contains tartrazine. Tell your doctor or pharmacist right away if you have withdrawal. Information is for End User's use only and may not be sold, redistributed or otherwise used for commercial purposes. In subclinical hyperthyroidism, the TSH is low and FT4 is normal. Mayo Clinic does not endorse any of the third party products and services advertised. WebEndocrinology 43 years experience. 1995. pp. TT4 and FT4 remain normal). However, elderly patients are more likely to have age-related liver, kidney, or heart problems, which may require caution and an adjustment in the dose for patients receiving phentermine. Clinical judgment should dictate whether the suspected drug should be withdrawn and how the thyroid dysfunction should be further investigated and treated. This website is using a security service to protect itself from online attacks. N Engl J Med. Heidi Fowler answered Psychiatry 27 years experience Pregnancy Test: Yes - Serum HCG ( blood) is the gold standard. could weed, k2, or tabacco show up in a blood test? Phentermine has not been studied in any pregnant women or animals. Its important to read the instructions on these tests before taking them. methimazole) are not indicated, as the underlying mechanism is not increased thyroid hormone synthesis, but rather the release of thyroid hormones arising from a destructive thyroiditis. If the test is negative, it means you arent pregnant. Transient hyperthyroidism associated with a destructive thyroiditis and possible subsequent hypothyroidism (transient or permanent) has been described. information is beneficial, we may combine your email and website usage information with The PubMed wordmark and PubMed logo are registered trademarks of the U.S. Department of Health and Human Services (HHS). Using this medicine while you are pregnant can harm your unborn baby. Urine drug testing is an essential component of monitoring patients who are receiving long-term opioid therapy, and it has been suggested for patients receiving long-term benzodiazepine or stimulant therapy. You could be trying to get pregnant and hoping for a positive result. It depends on which type of test you use. Methods: Because there are no typical behaviors that predict misuse or diversion, monitoring of patients receiving long-term opioid therapy should include a focused history using validated tools (e.g., Opioid Risk Tool, Addiction Behaviors Checklist, Pain Medication Questionnaire), physical examination, and use of prescription drug monitoring programs. Hypothyroidism has also been reported with interferon- treatment for multiple sclerosis, but the thyroid dysfunction is usually subclinical and transient, with LT4 replacement usually not required. High (mental health disorder, substance use disorder, prior opioid misuse, aberrant behavior, Amphetamine, methamphetamine, methylenedioxyamphetamine, methylenedioxymethamphetamine, Alpha-hydroxyalprazolam, 7-aminoclonazepam, oxazepam, 1 to 5 hours (2 to 4 days for metabolites), Codeine, hydromorphone, 6-monoacetylmorphine, morphine, 2-ethylidene-1,5-dimethyl-3,3-diphenylpyrrolidine, Noroxycodone, noroxymorphone, oxycodone, oxymorphone, Amantadine, benzphetamine (Regimex), bupropion (Wellbutrin), chlorpromazine, clobenzorex (not available in the United States), desipramine, dextroamphetamine, ephedrine (Akovaz), fenproporex (not available in the United States), isometheptene (component of Prodrin), labetalol, levomethamphetamine (active ingredient in some over-the-counter nasal decongestant inhalers), methamphetamine, 3,4-methylene-dioxymethamphetamine (MDMA), methylphenidate (Ritalin), phentermine (Adipex-P), phenylephrine, promethazine, pseudoephedrine, ranitidine (Zantac), selegiline (Eldepryl), thioridazine, trazodone, trimethobenzamide (Tigan), trimipramine (Surmontil), Dronabinol (Marinol), efavirenz (Sustiva), hemp-containing foods, proton pump inhibitors, tolmetin and other nonsteroidal anti-inflammatory drugs, Coca leaf tea, topical anesthetics containing cocaine, Dextromethorphan, heroin, quinine, quinolones, rifampin, verapamil, Dextromethorphan, diphenhydramine (Benadryl), doxylamine, ibuprofen, ketamine (Ketalar), meperidine (Demerol), thioridazine, tramadol, venlafaxine, Interferes with detection of benzoylecgonine and phencyclidine, Interferes with immunoassay; may cause degradation of analyte for gas chromatography, Dilution to below cutoff level; decreases immunoassay sensitivity to amphetamines and THC, Interferes with THC immunoassay and gas chromatography/mass spectrometry analysis, Interferes with THC and opioid immunoassays, Decreases immunoassay sensitivity to multiple drugs, Strong oxidizing agent; interferes with immunoassay and gas chromatography/mass spectrometry analysis for multiple drugs, Illicit substance use, false-positive result due to cross-reactivity, Low creatinine level and specific gravity, Deliberate dilution of urine; low body mass, renal dysfunction, Nonmedical use of prescription medication; false-positive result due to cross-reactivity, True negatives: patient has not taken medication in the detection window; rapid metabolizer, Prescribed drug present in high concentration and/or metabolites absent, Recent dosing; concentrated urine (high creatinine level); unsanctioned dose escalation; concurrent use of prescription and illicit substances; shaving (i.e., adding a small amount of drug to the urine to demonstrate compliance). For the most accurate results, wait until you miss your period to take a home pregnancy test. Your doctor may want you to gradually reduce the amount you are using before stopping completely. 1998 Sep 10;339(11):719-24. doi: 10.1056/NEJM199809103391102. The Licensed Content is the property of and copyrighted by DSM. Keep in mind that if you wait too long to check your result, it may be inaccurate. Strips of Hope: Accuracy of Home Pregnancy Tests and New Developments. Does taking phentermine in pregnancy affect future behavior or learning for the child? Use your first pee or pee from a full bladder. Often, youll take a urine test at home with a home pregnancy test. 2011. Some of the drugs used during in vitro fertilization (IVF) or intrauterine insemination (IUI) can interfere with hCG measurements because they are Jick H, Vasilakis C, Weinrauch LA, Meier CR, Jick SS, Derby LE. 9500 Euclid Avenue, Cleveland, Ohio 44195 |, Important Updates + Notice of Vendor Data Event, (https://americanpregnancy.org/healthy-pregnancy/are-you-pregnant/pregnancy-tests/). Phentermine is a prescription medication used to treat obesity and is not recommended for use during pregnancy due to potential risks. The half-life of amiodarone is extremely long, and elimination from adipose tissue may take several months. After the tablet has melted, swallow or take a sip of water. If you In most cases of hyperthyroidism, amiodarone should be withdrawn if agreed upon by the cardiologist. Urine drug testing is an important part of managing long-term opioid therapy. By using our website, you consent to our use of cookies. If youre trying to get pregnant and have been taking phentermine, you may be wondering if the drug could affect your pregnancy test results. Corticosteroids are extremely efficacious in type 2 AIT. However, if it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Call your healthcare provider for an appointment. Permanent hypothyroidism may result, especially in individuals with pre-existing thyroid autoimmunity. The lab will determine the amount of HCG in your blood. However, a sustained decrease in TSH production leading to a decrease of FT4 (central hypothyroidism) has rarely been reported during prolonged use of somatostatin analogs. Lithium-induced hypothyroidism most commonly occurs in patients with positive thyroid peroxidase (TPO) antibodies. However, urine testing is most common because of ease of collection, adequate sensitivity and specificity to detect commonly used drugs, and a longer window of detection than serum.7 Urine drug concentrations do not reflect serum concentrations; rather, they are a function of how rapidly a person metabolizes and eliminates the drug and its metabolites, as well as hydration status. Importantly, most medicines will not affect the Review/update the Video chat with a U.S. board-certified doctor 24/7 in less than one minute for common issues such as: colds and coughs, stomach symptoms, bladder infections, rashes, and more. In these cases, the urine will test positive for the drugoften at a high concentrationbut not for its metabolite. Also tell your health care professional if you have any other types of allergies, such as to foods, dyes, preservatives, or animals. Since it is not known if phentermine is safe during pregnancy (and since taking phentermine is not absolutely necessary), it is not recommended for pregnant women in general or for women trying to conceive. Careers. 706-14. Top answers from doctors based on your search: Created for people with ongoing healthcare needs but benefits everyone. Chapter 5a. 2010. pp. If you think this medicine is not working properly after you have taken it for a few weeks, do not increase the dose. Get prescriptions or refills through a video chat, if the doctor feels the prescriptions are medically appropriate. However, fertility drugs are one exception. An official website of the United States government. Pregnancy tests are how a person finds out if theyre pregnant. A: Phentermine is a prescription medication used to treat obesity and increase weight loss. Thanks for visiting Endocrinology Advisor. Kidney diseaseUse with caution. In addition to some types of drug-induced thyroid dysfunction, the differential diagnoses for a low TSH are: When the TSH is abnormal, the next test in the evaluation of thyroid dysfunction is the measurement of TT4 and FT4 and/or TT3. Your HCG levels start to build up once the fertilized egg implants in your uterus about six to 10 days after conception. You'll soon start receiving the latest Mayo Clinic health information you requested in your inbox. Taking phentermine can cause false positive urine test results for amphetamines. 5. NSAIDs Ibuprofen (Motrin, Advil) and naproxen (Aleve, Naprosyn) are in a group of medications called nonsteroidal anti-inflammatory medications ( NSAIDs ). Theyre used to help treat fever, inflammation, and pain. The purpose of urine drug testing is to monitor compliance with prescribed therapy and detect the use of nonprescribed and illicit substances, especially heroin and nonprescribed opioids and benzodiazepines, all of which can increase the risk of a fatal overdose.1,2 Weak evidence suggests that random urine drug testing decreases the use of illicit drugs in patients receiving long-term opioid therapy.3. You may opt-out of email communications at any time by clicking on Before ordering a urine drug test, the physician must note when the patient last took a prescription medication (to determine the likelihood of a positive test result), whether any other medications were taken concurrently (that might cross-react with the assay), and whether any nonprescribed or illicit substances were used (in the event of an unexpected positive result). Read More:Due Date CalculatorOvulation CalendarReal Body Talk: Is Sex During Your Period Safe? These blood tests are slightly more sensitive than urine tests because they can detect very small levels of HCG. Created for people with ongoing healthcare needs but benefits everyone. Among other endocrine abnormalities, lithium may induce primary hyperparathyroidism and diabetes insipidus by decreasing the action of antidiuretic hormone (ADH) on the kidney tubules; hence, regular monitoring of TSH, calcium, and fluid intake is recommended during lithium use. Make sure you know how you react to this medicine before you drive, use machines, or do anything else that could be dangerous if you are not alert, well-coordinated, or able to think or see well. - And More, (Extensive review with more than 400 references. Wait until you miss your period to take the test. As lithium is primarily used in the treatment of bipolar disorder, hyperthyroidism should be considered in the differential diagnosis during manic or anxious episodes. This type of pregnancy test is done using a small sample of blood from a vein in your arm. A pregnancy test is a way to determine if youre pregnant. There are two main types of pregnancy tests urine tests and blood tests. Drug information provided by: Merative, Micromedex. Copyright: Merative US L.P. 1973, 2023. A blood test for pregnancy might be done in special circumstances, such as for people who are having fertility treatments or when the healthcare provider thinks there might be a problem.

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does phentermine affect pregnancy test results

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