three commercial immunoassays for detection of amphetamines in urine , abuscreen radioimmunoassay ( ria ) , enzyme-multiplied immunoassay technique ( emit ) , and the tdx fluorescence polarization immunoassay ( fpia ) , have been investigated for detection of methamphetamine , 3,4-methylenedioxyamphetamine ( mda ) , 3,4-methylenedioxymethamphetamine ( mdma ) , and 3,4-methylenedioxyethylamphetamine ( mde ) .
C0002667
amphetamines
C0115471
methylenedioxymethamphetamine