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HelpTest Code CHEM110 Hydroxyzine (Vistaril, Atarax), Serum
Additional Codes
XVIST
Reporting Name
Hydroxyzine (Vistaril)Performing Laboratory
Medtox Laboratories, Inc.Specimen Type
VariesSpecimen Required
Submit only 1 of the following specimens:
Plasma
Draw blood in a green-top (sodium heparin) tube(s), plasma gel tube is not acceptable. Spin down and send 3 mL sodium heparin plasma refrigerated in a plastic vial.
Serum
Draw blood in a plain red-top tube(s), serum gel tube is not acceptable. Spin down and send 3 mL of serum refrigerated in a plastic vial.
Specimen Minimum Volume
0.6 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Varies | Refrigerated (preferred) | 7 days | |
| Frozen | 180 days | ||
| Ambient | 72 hours |
Reject Due To
| Hemolysis | NA |
| Lipemia | NA |
| Icterus | NA |
| Other | NA |
Reference Values
Reference Range: 10 - 100 ng/mL
Day(s) Performed
Monday through Sunday
CPT Code Information
80299
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| FVIST | Hydroxyzine (Vistaril) | 3686-3 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| Z1151 | Hydroxyzine (Vistaril) | 3686-3 |
Report Available
7 to 11 daysMethod Name
Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)