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Laboratory: Clinical Biochemistry
Test Name:
DIAZEPAM - (S)
Test Code: MIS8
Clinical Information:
Alternate Names: 
Benzodiazepines
Clorazepate (Tranxene)
Diazepam & Nordiazepam, S
Diazepam (Valium)
Nordiazepam (Tranxene)
Tranxene (Clorazepate)
Valium (Diazepam)
Report Includes: Diazepam; Nordiazepam; Diazepam + Nordiazepam
Diazepam is a benzodiazepine. Nordiazepam is the active metabolite of the parent drug. Elimination half-life is 20-90 hours.
Test Indications: Monitoring is rarely required as response to drug is monitored clinically by seizure control.  Adverse effects of benzodiazepines in therapeutic doses include sedation, slurred speech, and ataxia. Respiratory depression/arrest may occur with large overdoses. Maybe useful to monitor compliance or toxicity in some cases.
Patient Preparation Instructions: Collect trough specimen immediately before next dose
Collection Devices:
Do not use separator gel.
Specimen Required:
Serum: 2.0 mL

Collect trough specimen immediately before next dose.
Specimen Stability:
Ambient: unacceptable
Refrigerated: 5 days
Frozen:  14 days 
Referral:

Shipping & Storage: send frozen
Referred Out Location: In-Common Laboratories
Requisition:
Reference Values:
Availability:
Within 3 Weeks
See Also:
More Information:
Send refrigerated to In-Common Laboratories.