Digoxin (Blood)

Testing Laboratory

Auckland Te Toka Tumai | Auckland Hospital

Department

Chemical Pathology

Delphic Registration Code (Alpha Code)

DIG

Test Code (Numeric Code)

0831

Laboratory Handling

Phlebotomy

Specimens must be taken at least six hours after the last oral dose.
Urgent sample within 1 hour. Contact laboratory to notify.

Sample Stability

24 hours at 2-8°C, 1-2 weeks at -20°C

Synonyms

Plasma/Serum Digoxin, Digitalis

Turnaround Time

3 hours

Specimen Type

  • Plasma
  • Serum

Specimen Requirements

Tube/Container Type:

Preferred
  • Lithium Heparin PST- Gel (Light Green Cap)
Acceptable
  • Lithium Heparin - Non-gel (Green Cap)
  • Plain (Red Top)
  • SST II (Gold Cap)
Preferred Sample Volume (ml)

5

Minimum Sample Volume (ml)

3.5

No of Samples Required

1

Paediatric Specimen Requirements

Tube/Container Type:

Preferred
  • Lithium Heparin PST- Gel (Light Green Cap)
Acceptable
  • Lithium Heparin - Non-gel (Green Cap)
  • Plain (Red Top)
  • SST II (Gold Cap)
Preferred Sample Volume (ml)

0.6

Minimum Sample Volume (ml)

0.5

Pre-testing Requirements

Specimens must be taken at least six hours after the last oral dose.

Additional Specimen Information

0.5 mL Paediatric Microtainer PST Blood (Preferred)
0.6 mL Paediatric Microtainer Heparin Blood
0.5 mL Paediatric Microtainer Plain Blood
0.5 mL Paediatric Microtainer SST Blood

Last updated: 04/08/2026