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ID:224 Flecainide
Search Links: General Info : Protocols : LabTestsOnline

DescriptionCardiac anti-arrhythmic drug. For monitoring purposes, blood should not be drawn until a steady state has been attained.
IndicationTherapeutic drug monitoring (TDM) of anti-arrhythmic drugs
Additional InfoUsed for treatment of AV nodal reciprocating tachycardia. Normal dose in adults is 200-400 mg/day. Excreted unchanged in urine.
Concurrent Testsna
Dietary Requirementsna
InterpretationHalf life is 14 hours, 20 hours if have ventricular arrhythmias. Steady state plasma levels achieved after 3-5 days of treatment.

DepartmentBiochemistry
SampleBlood
TubeSerum (No Gel)
Tube Picture
Collection ConditionsAvoid the use of gel separator collection tubes. Take sample just prior to next dose.
Min. Vol2 mL
Freq.Referred to external laboratory

Ref. Range (Male)0.15 - 0.9
Ref. Range (Female)0.15 - 0.9
Ref. Range (Paed)
Ref. Range Notes
Unitsmg/L
IP Acute TAT- Contact Laboratory
IP Routine TATAt least 1 week
GP Acute TAT- Contact Laboratory
GP Routine TATAt least 1 week
Turnround CommentRobert Haddon:HutchingsAD@cardiff.ac.uk

Originally edited by : JHB. Review due on 22/11/2018 12:04:46. Published By on 22/11/2017 12:04:46.