WebSep 6, 2024 · Herbs that can cause false positive drug test Furthermore, consumption of foods containing hemp products such as hemp-seed oil has resulted in positive drug test for MMJ. ... Sudafed can cause false positive for amphetamines or methamphetamines. Therefore, it is advisable to avoid using Sudafed for at least 48 hours before a drug test ... WebJun 22, 2024 · Taking Sudafed can result in a false positive for amphetamine or methamphetamine. RELATED: Sudafed details 8. Proton pump inhibitors Prilosec (omeprazole), Nexium (esomeprazole), and Prevacid (lansoprazole) are used to treat gastroesophageal reflux disease (GERD) or peptic ulcer disease (PUD) and can cause …
Pseudoephedrine and false-positive immunoassay urine drug …
WebAug 25, 2024 · Sudafed or pseudoephedrine for nasal or sinus congestion can result in a false positive for amphetamine and methamphetamine. The key ingredient of over-the-counter sleeping aid Unisom is … WebPseudoephedrine: Used for sinus and nasal congestion, pseudoephedrine (Sudafed) can be the cause of false positive tests for amphetamine or methamphetamine. Labetalol: … highlife logic lyrics
Immunoassay cross-reactivity of phenylephrine and methamphetamine
WebApr 22, 2010 · Thanks for the input... Well some medications as i listed above can cause False Positive result, irrespective of the method, swab or urine test, Most commo include Nyquil, Contact, Sudafed, Allerest, Tavist-D, Dimetapp, etc) Phenegan-D, Robitussin Cold and Flu, Vicks Nyquil Over-the-counter diet aids with phenylpropanolamine (Dexatrim, … WebApr 13, 2024 · Any allergy medication that contains a decongestant, such as phenylephrine or pseudoephedrine (generic for Sudafed), can potentially cause a false positive for amphetamine or methamphetamine. These drugs include: Claritin-D (loratadine; pseudoephedrine) Zyrtec-D (cetirizine; pseudoephedrine) Allegra-D (fexofenadine; … WebOct 24, 2024 · Answer Depending on the specific drug test you are taking, yes, Vyvanse (Lisdexamfetamine) could cause a positive drug test for methamphetamine. I wouldn't say it causes a "false positive" because the drug test you are likely referring to is looking for multiple drug metabolites. small michael myers tattoo