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) Antidiabetics (1) Antiepileptics/Antiseizures (6) Antigout Agents (1) Antihistamines (3) Antihypertensives (2) Antimicrobials (1) Antipsychotics (3) Antithrombotics (1) Depressants (1) Diuretics (2) Metals/Elements (6) Muscle Relaxants (4) Pesticides/Insecticides (2) Sedative/Hypnotics (4) Solvents (1) (-) Stimulants (1) Volatiles (1) Test Sub-Category CNS Stimulants (1) Test Test Name 0930SP Caffeine, Serum/Plasma