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Regional Medical Lab
Test Directory


Drug Screen, Blood

Order Name DRUG B SCR
Test Number: 4300050
Revision Date 05/03/2021
Test Name Methodology LOINC Code
Acetaminophen Screen Serum
CEDIA 3297-9 
Barbiturates Screen
CEDIA 20421-4 
Benzodiazepines Screen
CEDIA 46976-7 
Ethanol Screen
Enzymatic 20470-1 
Salicylate Screen Blood
Colorimetric 4023-8 
Tricyclics, Screen
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 2 mL (1.0) Plasma Lithium Heparin PST (Light Green Top) Refrigerated
Alternate 1 2 mL (1.0) Serum Clot Activator SST Refrigerated
Instructions Only original un-opened tube accepted.
Specimen stability: Ambient 24 hours, Refrigerated 5 days, Frozen 1 month
Testing Schedule Daily 
Expected TAT 1-2 days  
Clinical Use Used to evaluate drug abuse, toxicity and therapeutic levels. 
CPT Code(s) 80307
Lab Section Chemistry