You asked: Can metoprolol cause a false positive drug test?

In conclusion, false positive results in amphetamines and MDMA immunoassays are possible in the presence of metoprolol. Toxicologists should be aware of frequent analytical interferences with immunoassays and a detailed medication history should be taken into consideration for interpretation.

Can beta blockers cause a false positive drug test?

Labetalol (Trandate) is both an alpha- and beta-blocker drug used for blood pressure control. If you’re taking labetalol, you could have a false positive test for amphetamine, methamphetamine, or LSD.

Can metoprolol be detected in urine?

With the SPE-SFE-GC-MS method developed here, beta-blockers like oxprenolol, metoprolol and propranolol could easily be detected in urine samples, and the limit of detection (LOD) for these compounds was found to be 20 ng/ml, 30 ng/ml and 40 ng/ml, respectively.

Can hydrochlorothiazide cause a false positive drug test?

In addition to its clinical relevance, HCTZ is prohibited in sports according to the regulations of the World Anti-Doping Agency (WADA) at all times and has frequently been detected in sports drug testing urine samples worldwide since its ban was introduced in 1988.

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Can b12 cause false positive drug test?

Vitamin B Supplements

This can cause traces of THC to show up on a drug test.

Will ibuprofen 800 make you fail a drug test?

Analgesics/ NSAIDS

Common over-the-counter anti-inflammatory pain medications such as Advil (ibuprofen) and Aleve (naproxen) could make you test positive for barbiturates, THC (cannabinoids), or PCP.

How long is metoprolol in your system?

The mean elimination half-life of metoprolol is 3 to 4 hours; in poor CYP2D6 metabolizers the half-life may be 7 to 9 hours. Approximately 95% of the dose can be recovered in urine. In most subjects (extensive metabolizers), less than 10% of an intravenous dose are excreted as unchanged drug in the urine.

What foods can cause false positive drug test?

False-Positive Results

If you take or eat: You could test positive for:
Diet pills Amphetamine
Sleep aids Barbiturates
Poppy seeds* Opiates/morphine
Hemp food products** Marijuana

How good is metoprolol?

Metoprolol has an average rating of 5.3 out of 10 from a total of 218 ratings for the treatment of High Blood Pressure. 34% of users who reviewed this medication reported a positive effect, while 36% reported a negative effect.

How accurate are urine drug tests?

No. No drug test of this type is 100% accurate. There are several factors that can make the test results negative even though the person is abusing drugs. First, you may have tested for the wrong drugs.

What can give a false positive for Adderall?

Labetalol, promethazine, chlorpromazine, and metformin also have been associated with false positive amphetamine screenings. Fenofibrate was identified as the cause of a false positive urine amphetamine screening in a patient after 2 separate immunoassays were positive.

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What should I avoid before a drug test?

For 24 hours prior to collecting the specimen, you should avoid strenuous exercise as well as the following substances and drugs:

  • Acetaminophen.
  • Alcohol.
  • Antihistamines.
  • Aspirin.
  • Caffeine.
  • Vitamin B.

Can supplements cause a failed drug test?

But even an over-the-counter nutritional and dietary supplements could cause a positive result in a NCAA drug test. “The FDA doesn’t regulate any supplements, so anything you buy from health store, branch chain amino acids, protein, it’s really not regulated,” said Christina Horford, a personal trainer.

What drugs show up on a 5 panel test?

However, our most commonly requested urine drug test is a 5-panel that screens for the presence of the amphetamines, cocaine, marijuana, opiates, and PCP.

Does nicotine show up in a 10 panel drug test?

The 12-Panel Drug Test, which screens for: drugs included in the 10 Panel Drug Test, as well as buprenorphine and oxycodone. Additional testable drugs include: methaqualone, propoxyphene, nicotine, K2 synthetic marijuana, tramadol, tricyclic-antidepressants (TCA), fentanyl, and bath salts.

Psychoactive drugs and substances