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Amantadine Level

Symmetrel

Test Codes

ARUP #91195, EPIC: LAB6221, SOFT: XAMAN

Specimen Collection Criteria

Collect (preferred specimen): One plain Red-top tube.
Also acceptable: One Dark Green-top Sodium Heparin or Lavender-top EDTA tube.

Do not use Serum Separator Tubes.
Time of Collection: Trough, just prior to the next dose.

Physician Office/Draw Specimen Preparation

Centrifuge to separate serum or plasma from cells. Transfer serum or plasma to a plastic transport tube and refrigerate (2-8°C or 36-46°F).

Preparation for Courier Transport

Transport: 2.0 mL serum or plasma at room temperature (2-8°C or 20-25°C). (Minimum: 0.7 mL)

Rejection Criteria

• Serum Separator (SST) tubes.
• Specimens not collected or processed as indicated.

In-Lab Processing

Centrifuge to separate serum or plasma from cells. Transfer serum or plasma to a plastic transport tube and refrigerate (2-8°C or 36-46°F).

Transport: 2.0 mL serum or plasma at room temperature (2-8°C or 20-25°C). (Minimum: 0.7 mL) 

Storage

Ambient: 7 days
Refrigerated: 14 days
Frozen: 5 months

Laboratory

Sent to ARUP Laboratories, Salt Lake City, UT, forwarded to National Medical Services (NMS), Willow Grove, PA.

Performed

Varies.
Results available in 4-11 days.

Reference Range

By report.

Test Methodology

Quantitative Gas Chromatography.

Interpretation

By report.

Clinical Utility

This assay aids in the therapuetic monitoring of Amantadine hydrochloride (Symmetrel^ß), an anti-Parkinson and an antiviral drug. Symmetrel^ß is indicated for the prophylaxis and treatment of signs and symptoms of infection caused by various strains of influenza A virus it is also indicated in the treatment of parkinsonism and drug-induced extrapyramidal reactions.

CPT Codes

80375 (alternate code: G0480).
LOINC:  6-7

Contacts

Last Updated

6/29/2021