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) (2) Sample Type (-) Blood (1) Fluid (1) (-) Serum or Plasma (1) Urine (1) Test Area Drugs of Abuse (6) (-) Therapeutics (2) Test Category Analgesics (4) Antacids (2) Antianxiety (2) Antidepressants (8) Antidiabetics (1) Antiemetics (1) Antiepileptics/Antiseizures (9) Antigout Agents (2) Antihistamines (7) Antihypertensives (4) Antimicrobials (2) Antipsychotics (7) Depressants (2) Diuretics (4) Immunosuppressants (1) Muscle Relaxants (8) Sedative/Hypnotics (6) (-) Stimulants (2) Test Sub-Category CNS Stimulants (2) Test Test Name 0930B Caffeine, Blood 0930SP Caffeine, Serum/Plasma