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Test ID PENTS Pentobarbital, Serum

Useful For

Monitoring of pentobarbital therapy treatment

Method Name

Gas Chromatography-Mass Spectrometry (GC-MS)

Reporting Name

Pentobarbital, S

Specimen Type

Serum Red


Specimen Required


Collection Container/Tube: Red top (Serum gel/SST are not acceptable)

Submission Container/Tube: Plastic vial

Specimen Volume: 1.2 mL

Collection Instructions:

1. Draw blood immediately before next scheduled dose.

2. Centrifuge and aliquot serum in plastic vial within 2 hours of collection.


Specimen Minimum Volume

0.7 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum Red Refrigerated (preferred) 14 days
  Ambient  14 days
  Frozen  14 days

Reference Values

Therapeutic range

Hypnotic: 1-5 mcg/mL

Therapeutic coma: 20-50 mcg/mL

Reducing intracranial pressure: 30-40 mcg/mL

This degree of sedation requires artificial respiratory support.

Toxic concentration: >10 mcg/mL

Day(s) Performed

Thursday

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT Code Information

80345

G0480 (if appropriate)

LOINC Code Information

Test ID Test Order Name Order LOINC Value
PENTS Pentobarbital, S 3924-8

 

Result ID Test Result Name Result LOINC Value
8239 Pentobarbital, S 3924-8

Test Classification

This test was developed, and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the US Food and Drug Administration.

Report Available

1 to 8 days

NY State Approved

Yes

Forms

If not ordering electronically, complete, print, and send a Therapeutics Test Request (T831) with the specimen.