Skip to main content

Department

Toxicology

Preferred Sample Type

Midazolam

Suitable Specimen Types

  • Serum
  • EDTA Plasma
  • Li Hep Plasma
A minimum of 100 µl of plasma/serum is required.

Specimen Transport

First class post

Sample Processing in Laboratory

Place sample in toxicology rack.

Sample Preparation

None required

Turnaround Time

3 days.

Sample Stability

Keep refrigerated. 4 degrees.

Midazolam

General Information

Midazolam is an imidazobenzodiazepine derivative used as a preoperative medication, sedative-hypnotic and anaesthetic induction agent.

Adverse effects of midazolam include respiratory depression, apnea and hypotension; anterograde amnesia may last as long as 2 hours after injection

Please note, this assay is for the quantitative determination of midazolam in blood. Benzodiazepines (diazepam, nordiazepam, temazepam, oxazepam, flunitrazepam, lorazepam, midazolam & nitrazepam) use may also be detected via our urinary Drugs of Abuse Screen by LC-MS/MS.

Patient Preparation

No patient preperation required.

Notes

Midazolam measured by LC-MS/MS

Reference Range

Toxicity associated with midazolam levels > 1.0 mg/L. (Schulz et al. Critical Care 2012, 16:R136).

Please contact the laboratory if midazolam measurement is required for therapeutic monitoring purposes.

Specifications

  • EQA Scheme?: Yes
  • EQA Status: LGC QUARTZ, LGC CLIN TOX