LOINC display name : Alpha-Phenyl-2-Piperidine acetate [Mass/Vol];
LOINC long common name : Alpha-Phenyl-2-Piperidine acetate [Mass/volume] in Serum or Plasma;
LOINC short name : PPAA SerPl-mCnc;
LOINC description : This is from Teton: Methylphenidate is metabolized primarily by de-esterification
to ritalinic acid (a-phenyl-2-piperidine acetic acid, PPAA), which has little to no
pharmacologic activity.;