Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzyme-Linked Immunosorbent Assay (ELISA) (2) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type Blood (9) (-) Fluid (2) Serum or Plasma (9) Urine (9) Test Area Drugs of Abuse (1) Therapeutics (1) Test Category Analgesics (1) Anesthetics (1) Antianxiety (1) Antidepressants (1) Antiepileptics/Antiseizures (1) Bronchodilators (1) Psychoactives (1) (-) Stimulants (2) Test Sub-Category CNS Stimulants (1) Other (1) Test Test Name 0329FL Amphetamines (D/L Differentiation), Fluid 0930FL Caffeine, Fluid