Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Gas Chromatography (GC) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type (-) Blood (2) Serum or Plasma (2) Urine (1) Test Area Therapeutics (2) Test Category Antiepileptics/Antiseizures (1) Antihypertensives (1) Test Sub-Category Alkaloids (1) Alpha Blockers (1) Antibiotics (1) Antifungals (1) Antispasmodics (1) Barbiturates (3) Benzodiazepines (4) Beta Blockers (3) Biomarkers (1) (-) Calcium Channel Blockers (1) CNS Stimulants (1) Diuretics (1) Dopamine Antagonists (1) GABA Analogues (1) Macrominerals (3) Monoamine Oxidase Inhibitors (MAOI) (1) NSAIDs (4) Opiates/Opioids (8) Organochlorides (2) Other (43) Phenothiazines (1) Proton-Pump Inhibitors (1) Selective Serotonin Reuptake Inhibitors (SSRI) (1) Serotonin-Norepinephrine Reuptake Inhibitors (SNRI) (1) Stimulants (1) (-) Succinimide (1) Sympathomimetic Agents (1) Synthetic Cathinone (1) Tetracyclics (1) Toxic Elements (3) Trace Elements (1) Tricyclic (1) Test Test Name 3158B Nifedipine, Blood 3680B Phensuximide, Blood