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) (4) Sample Type Blood (4) (-) Serum or Plasma (4) Tissue (1) Urine (4) Test Area Drugs of Abuse (1) (-) Therapeutics (4) Test Category Analgesics (13) Antacids (2) Antianxiety (2) Antiarrhythmics (4) Anticholinergics (1) Antidepressants (6) Antidiabetics (2) Antiepileptics/Antiseizures (13) Antihistamines (2) Antihypertensives (5) Antimicrobials (3) Antineoplastics (1) Antipsychotics (5) Antispasmodics (1) Appetite Suppressants (1) Decongestants (2) Immunosuppressants (1) Muscle Relaxants (1) (-) Opiate/Opioid Antagonists (2) Other (1) Sedative/Hypnotics (3) (-) Stimulants (2) Vasodilators (1) Test Sub-Category CNS Stimulants (1) Other (3) Test Test Name 3020SP Methylphenidate and Metabolite, Serum/Plasma 3045SP Modafinil / Armodafinil, Serum/Plasma 3111SP Naloxone - Free (Unconjugated), Serum/Plasma 3116SP Naltrexone and Metabolite - Free (Unconjugated), Serum/Plasma