Will cold medicine affect a drug test?

Dextromethorphan is an active ingredient in Robitussin, Delsym, and other over-the-counter cough suppressants. If you’ve taken a medication with dextromethorphan in it, your drug screen may be positive for opiates and PCP (phencyclidine).

Can I take cold medicine before a drug test?

Sympathomimetics do not produce confirmed positive drug test results. Many people assume that over-the-counter medications cause a drug test to come back positive, however, during the second step of the drug testing process at the lab the results are found to be negative.

Can NyQuil cause a positive drug test?

Over-the-counter cold remedies such as Codeine and Vicks Formula 44-M can produce a false positive for heroin. Advil can show up as marijuana. And NyQuil can give you a false positive for amphetamines.

Can mucinex cause you to fail a drug test?

The guaifenesin in this product can affect the results of certain lab tests (such as urine levels of certain acids). Make sure laboratory personnel and all your doctors know you use this drug.

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Will Theraflu affect a drug test?

Ask your pharmacist about using those products safely. This medication may interfere with certain lab tests (such as urine drug screening tests, urine 5-HIAA), possibly causing false test results.

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 NyQuil make you fail a breathalyzer?

Over-the-counter medications.

Nyquil, Vicks products, and other cold medications contain alcohol. These and other alcohol-containing medicines may cause a breathalyzer test to show a false positive result.

What used to be in NyQuil?

Photo: Thomas Hannich Acetaminophen One of the many wonder-pharmaceuticals that can be derived from coal tar, acetaminophen was used for nearly a century as a painkiller and fever reducer before anyone figured out how it worked.

What kind of alcohol is in NyQuil?

But doesn’t nyquil contain alcohol? The liquid form of NyQuil contains 10 percent alcohol, which helps the active ingredients dissolve. This concentration is similar to what you’d find in white wine.

Can Sudafed make you fail drug test?

Used for sinus and nasal congestion, pseudoephedrine (Sudafed) can be the cause of false positive tests for amphetamine or methamphetamine.

What can show up as benzodiazepine in a urine test?

A search of false positive benzodiazepine screenings showed the selective serotonin reuptake inhibitor (SSRI) sertraline (Zoloft, others) and the non-steroidal anti-inflammatory drug (NSAID) oxaprozin (Daypro, others) to be associated with, or possible causes of, these false-positive results.

How do I dispute a false positive drug test?

The best way to contest false-positive results is to reach out to your pharmacist and ask if prescription drugs and OTC medications you take on a regular basis can cause a positive drug test result. Ask if the pharmacist can provide written documentation to this effect and bring a copy to the test site.

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Who should not take Theraflu?

a high level of acid in the blood. significant uncontrolled high blood pressure. a heart attack. coronary artery disease.

How does Theraflu make you feel?

This drug may make you dizzy or drowsy or blur your vision. Alcohol or marijuana (cannabis) can make you more dizzy or drowsy. Do not drive, use machinery, or do anything that needs alertness or clear vision until you can do it safely.

Is Theraflu good for cough?

Shut the Cough Up!

Instead of ignoring your cough and hoping for the best, treat yourself to new Theraflu® Cough Relief. With two maximum-strength active ingredients, Theraflu Cough Relief suppresses an irritating dry and wet cough, and thins mucus to relieve chest congestion, all in a warm, soothing liquid.

Psychopharmacy