Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (2) (-) Fluid (1) Serum or Plasma (2) Urine (2) Test Area Drugs of Abuse (2) (-) Therapeutics (1) Test Category Antidepressants (1) Antiepileptics/Antiseizures (1) Antipsychotics (2) Muscle Relaxants (3) Sedative/Hypnotics (2) (-) Stimulants (1) Test Sub-Category CNS Stimulants (1) Test Test Name 0930FL Caffeine, Fluid