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 (1) Fluid (1) Serum or Plasma (1) Urine (1) Test Area Drugs of Abuse (3) (-) Therapeutics (1) Test Category Analgesics (2) Antacids (1) Antianxiety (1) Antidepressants (4) Antiemetics (1) Antiepileptics/Antiseizures (3) Antigout Agents (1) Antihistamines (4) Antihypertensives (2) Antimicrobials (1) Antipsychotics (4) Depressants (1) Diuretics (2) Immunosuppressants (1) Muscle Relaxants (4) Sedative/Hypnotics (4) (-) Stimulants (1) Test Sub-Category CNS Stimulants (1) Test Test Name 0930B Caffeine, Blood