Home
HelpEpic Code LAB1231984 Chlorpromazine Level
Test Name Alias
Thorazine, Ormazine, Largactil | XCPL | QUEST: 882 | LAB1231184
Interface Order Alias
1231984
Clinical Information
Chlorpromazine - Chlorpromazine is a phenothiazine for treating psychosis and Tourett's syndrome. Monitoring its level is important to optimize therapy, to avoid toxicity, and to assure compliance.
Specimen Requirements
Specimen Collection Criteria
Collect (preferred specimen): One plain Red-top tube.
Also acceptable: One Lavender-top EDTA tube.
Do not use Serum Separator Tubes.
Physician Office/Draw Specimen Preparation
Let specimen clot 30-60 minutes then centrifuge to separate serum or plasma from cells. Transfer serum or plasma to plastic transport tube and maintain at room temperature (20-26°C or 68-78.8°F) prior to transport.
In-Lab Processing
Let specimen clot 30-60 minutes then centrifuge to separate serum or plasma from cells. Transfer serum or plasma to plastic transport tube and maintain at room temperature (20-26°C or 68-78.8°F) prior to transport.
Specimen Transport Temperature
Transport: 3.0 mL serum or plasma, room temperature (20-26°C or 68-78.8°F) (Minimum: 1.2 mL)
Rejection Criteria
- Serum Separator (SST) Tube.
- Whole blood
- Specimens not collected and processed as indicated.
Specimen Stability
Specimen Stability for Testing:
Room Temperature (20-26°C or 68-78.8°F): 7 days
Refrigerated (2-8°C or 36-46°F): 14 days
Frozen (-20°C/-4°F or below): 1 year
Specimen Storage in Department Prior to Disposal:
Specimen retention time is determined by the policy of the reference laboratory. Contact the Send Outs Laboratory with any questions.
Test Frequency
Performed: Varies
Results available within 8-16 days.
Reference Range
See report
Interpretation: By Report
Performing Department
Send Outs
Performing Department Laboratory Location
Sent to Quest Diagnostics- Wood Dale, IL
Methodology
Gas Chromatography (GC)
CPT
80299
LOINC
3471-0
Reviewed Date
11/2/2025
Orderable Regions
Send Outs