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HelpTest Code LAB4321 Diphenhydramine (Benadryl), Serum or Plasma
Additional Codes
| Test Name in EPIC | EPIC Test Code | Mnemonic | Medtox Test ID |
|---|---|---|---|
| DIPHENHYDRAMINE | LAB4321 | DIPHN | 40 |
Methodology
Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)
Specimen Requirements
Submit only 1 of the following specimens:
Specimen Type: Serum
Container/Tube: Red top
Specimen Volume: 3 mL
Specimen Minimum Volume: 0.6 mL
Additional Information:
1. Trough levels are most reproducible.
2. Submission of minimum volume results in an elevated reporting limit, and inability to repeat analysis.
Specimen Type: Heparinized Plasma
Container/Tube: Green top
Specimen Volume: 3 mL
Specimen Minimum Volume: 0.6 mL
Additional Information:
1. Trough levels are most reproducible.
2. Submission of minimum volume results in an elevated reporting limit, and inability to repeat analysis.
Specimen Transport Temperature
Ambient 72 hours/Refrigerate OK/Frozen OK
Performing Laboratory
MEDTOX Laboratories, Inc.
Test Classification and CPT Coding
80375
Reference Values
An interpretive report will be provided.