Ethosuximide

Also listed as: Ethosuximide (Zarontin), Serum
Primary unit: ug/mL
LOINC codes: 3616-0
Tests that measure Ethosuximide: Labcorp 1, Quest Diagnostics 1

Tests

Check the catalog code, specimen, method and preparation for every test that measures Ethosuximide. Select up to five tests to compare them side by side.

Labcorp 1 test

Single-analyte tests

Ethosuximide, Serum or Plasma 007443
Serum · Fasting not stated · Turnaround 1 - 3 days
Method and collection
Method
Immunoassay (IA)
Collection
Transfer separated serum or plasma to a plastic transport tube. Oral: peak: two to four hours after dose; trough: immediately prior to next dose. Peak or trough levels may be used to monitor therapy because blood levels are fairly constant.
Reference notes
Therapeutic: 40−100 μg/mL
Labcorp catalog page

Quest Diagnostics 1 test

Single-analyte tests

Ethosuximide 214
Serum · Fasting not stated · Turnaround Set up: Mon-Sat
Method and collection
Method
Immunoassay (IA)
Preparation
Collect as a trough just prior to next dose
Reference notes
40-100 mg/L
Quest Diagnostics catalog page

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Sources

Check the guidelines, studies and lab catalogs behind every range and link on this page. Open a source to see each claim it backs.

Lab catalogs

Labcorp test menu
Labcorp
- Test catalog: 1 tests, with codes, specimens, methods and reference intervals
Open source
Quest Diagnostics test menu
Quest Diagnostics
- Test catalog: 1 tests, with codes, specimens, methods and reference intervals
Open source

Codes and registries

LOINC 3616-0
Regenstrief Institute codes that identify the same result across labs.
Search ClinicalTrials.gov for Ethosuximide
Registered studies that measure Ethosuximide, on the U.S. National Library of Medicine registry.

Verify these ranges and sources

We compile this page from named laboratory catalogs, guidelines and studies. Labs calculate reference intervals from the people they test, for one assay method and one population group, so an interval describes that population rather than an optimal target.

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