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HelpTest Code FCLMS Clonazepam and Metabolite, Serum
Specimen Required
***Must submit one specimen per order. Specimens cannot be shared between multiple orders.***
Specimen Type: Serum
Collection Container/Tube: Red top
Submission Container/Tube: Plastic, preservative-free vial
Specimen Volume: 1 mL
Collection Instructions: Centrifuge and send 1 mL of serum refrigerated in a plastic vial.
Secondary ID
75524Method Name
High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS)
Reporting Name
Clonazepam and Metabolite, SSpecimen Type
Serum RedSpecimen Minimum Volume
0.3 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum Red | Refrigerated (preferred) | 14 days |
| Frozen | 30 days |
Reject Due To
| Received room temperature | Reject |
| Polymer gel separation tube (SST or PST) | Reject |
Reference Values
Reporting limit(s) determined each analysis.
Clonazepam: None detected
7-Amino Clonazepam: None detected
Interpretation
Clonazepam:
Dose and route: average concentration and time
-Single 2 mg IM: peak 11 ng/mL at 3.1 hr
-Single 2 mg oral: peak 15 ng/mL at 1.7 hr
-Daily 6 mg oral: 29-75 ng/mL
-Half-life: approximately 19-60 hr
7-Amino Clonazepam:
Clonazepam dose and route: average 7-amino clonazepam plasma concentration
-Daily 6 mg oral: 23-137 ng/mL
Day(s) Performed
Monday through Sunday
Report Available
7 to 11 daysPerforming Laboratory
NMS LabsTest Classification
This test was developed and its performance characteristics determined by NMS Labs. It has not been cleared or approved by the U.S. Food and Drug Administration.CPT Code Information
80299
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| FCLMS | Clonazepam and Metabolite, S | Not Provided |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| Z6336 | Clonazepam | 3494-2 |
| Z6337 | 7-Amino Clonazepam | 28059-4 |