List of substances and conditions that cause false positives for methamphetimine.

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Substances or conditions which can cause false positives for methamphetamines:

• Ephedrine, pseudoephedrine, propylephedrine, phenylephrine, or desoxyephedrine (Nyquil, Contact, Sudafed, Allerest, Tavist-D, Dimetapp, etc)
• Phenegan-D, Robitussin Cold and Flu, Vicks Nyquil
• Over-the-counter diet aids with phenylpropanolamine (Dexatrim, Accutrim)
• Over-the-counter nasal sprays (Vicks inhaler, Afrin)
• Asthma medications (Marax, Bronkaid tablets, Primatine Tablets)
• Prescription medications (Amfepramone, Cathne, Etafediabe, Morazone, phendimetrazine, phenmetrazine, benzphetamine, fenfluramine, dexfenfluramine, dexdenfluramine,Redux, mephentermine, Mesocarb, methoxyphenamine, phentermine, amineptine, Pholedrine, hydroymethamphetamine, Dexedrine, amifepramone, clobenzorex, fenproyorex, mefenorex, fenelylline, Didrex, dextroamphetamine, methphenidate, Ritalin, pemoline, Cylert, selegiline, Deprenyl, Eldepryl, Famprofazone)
• Kidney infection, kidney disease
• Liver disease, diabetes

Reputation Comments on this post:

SOlid information thanks, good reference material