Optimize drug therapy and monitor patient adherence.
Within 24 hours
Collect specimen 8-12 hours (no earlier than 6 hours) after administration of oral dose.
Plain red. Also acceptable: Green (sodium or lithium heparin).
Remove serum or plasma from cells within 2 hours of collection. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.5 mL)
Frozen. Also acceptable: Refrigerated.
Specimens collected in sodium fluoride, potassium oxalate or separator tubes. Hemolyzed specimens.
After separation from cells: Ambient: 8 hours; Refrigerated: 48 hours; Frozen: 1 week
Toxic: greater than 2.4 ng/mL
The presence of therapeutic anti-digoxin immune fragments in the specimen may result in spuriously high digoxin levels.
|Component Test Code*||Component Chart Name||LOINC|
- serum digoxin concentration