Skip to content

This site uses cookies. By continuing to browse the site you are agreeing to our use of cookies. Find out more here. Hide this message

Laboratory Medicine

Test Directory / Clozapine

Clozapine

EDTA

TestClozapine
Common AbbreviationsCLOZ
ProfileNA
Tube typeEDTA
Clinical IndicationClozapine is an atypical antipsychotic used to treat schizophrenia resistant to conventional therapy. Plasma clozapine concentrations of 0.35mg/L and above have been associated with a good response, with the risk of convulsions increasing above 1.0mg/L.
Specimen TypeBlood
Sample typeEDTA whole blood
Minimum Volume2mL
Special PrecautionsPre-dose or ‘trough’ sample
StabilityContact Referral Laboratory
Turnaround Time2 days
LaboratoryViapath King's College Hospital London SE5 9RS 0203 299 5881
Reference IntervalContact Referral Laboratory
LimitationsContact Referral Laboratory
Notes
Looking down a long bright hospital corridor with treatment rooms on the left and windows on the right. At the bottom of the corridor is one member of staff in a blue nursing uniform

Our Hospitals

Chinese Poland

View all languages >

Industrial action: 14 - 19 November

The British Medical Association has announced that resident doctors in England will stage industrial action from 7am on 14 November to 7am on 19 November.

During this time, some of our services may be affected. We will contact you directly if your appointment needs to be changed. Otherwise, please attend your appointment as planned.