Dextromethorphan Half Life. Dxm can be detected in urine for up to 2 days after the last use, but standardized drug tests may detect it as pcp (angel dust). Below are estimates for how long blood tests of various types can detect dxm:
Peak plasma concentration occurs at 2.5 hours. Only minor amounts of active metabolites are formed in poor metabolizers. Dextromethorphan undergoes polymorphic metabolism, depending on variations in cytochrome p450 enzyme phenotype.
Components and Pharmacology NUEDEXTA® HCP
The time dextromethorphan stays in. Dextromethorphan exhibits antitussive activity and is devoid of analgesic or addictive property. Peak plasma concentration occurs at 2.5 hours. Mechanism of action comments see also.
