<unk>  is a diphenylmethane derivative. Analogues of<unk>  include orphenadrine, an anticholinergic, nefopam, an analgesic, and tofenacin, an antidepressant. Detection in body fluids<unk>  can be quantified in blood, plasma, or serum. Gas chromatography with mass spectrometry (GC-MS) can be used with electron ionization on full scan mode as a screening test. GC-MS or GC-NDP can be used for quantification. Rapid urine drug screens using immunoassays based on the principle of competitive binding may show false-positive methadone results for people having ingested<unk> . Quantification can be used to monitor therapy, confirm a diagnosis of poisoning in people who are hospitalized, provide evidence in an impaired driving arrest, or assist in a death investigation.
Diphenhydramine
Olopatadine
Ephedrine
Pseudoephedrine
Meclizine
Lofepramine
Dezocine
Molsidomine