Catalog ID FAMAN Amantadine, Serum or Plasma
Reporting Name
Amantadine (Symmetrel)Specimen Required
Submit only 1 of the following specimens:
Specimen Type: Serum
Collection Container/Tube: Red top (serum gel/SST are not acceptable)
Submission Container/Tube: Plastic vial
Specimen Volume: 3 mL Serum
Collection Instructions:
1. Centrifuge and aliquot 3 mL serum into a plastic vial.
2. Send refrigerate.
Specimen Type: Plasma
Collection Container/Tube: Green top (heparin) tube (plasma gel/PST are not acceptable)
Submission Container/Tube: Plastic vial
Specimen Volume: 3 mL Plasma
Collection Instructions:
1. Centrifuge and aliquot 3 mL plasma into a plastic vial.
2. Send refrigerate.
Additional Information:
1. Trough levels are the most reproducible.
2. If storing specimens for more than 3 days, refrigerate or frozen storage is optimal.
Collect 6.0 mL blood in Red top tube.
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Varies | Refrigerated (preferred) | 21 days |
| Frozen | 28 days | |
| Ambient | 21 days |
Reject Due To
| Gel-barrier tubes | Reject |
Reference Values
Therapeutic range has not been established.
Expected steady state amantadine concentrations in patients receiving recommended daily dosages: 200-1000 ng/mL
Toxicity reported at greater than 2000 ng/mL
Specimen Minimum Volume
Serum/Plasma: 0.6 mL
Day(s) Performed
Monday through Sunday
Specimen Type
VariesPerforming Laboratory
Medtox Laboratories, Inc.CPT Code Information
80299
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| FAMAN | Amantadine (Symmetrel) | 3317-5 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| Z1198 | Amantadine | 3317-5 |
Method Name
Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS)