Cardiac glycoside for AF rate control and heart failure. Sample at trough (>6h post-dose). Renal function and electrolytes profoundly affect toxicity risk.
| Sex | Age | Range | Notes |
|---|---|---|---|
| All | ≥ 18 yrs | 1 – 2.6 | Therapeutic: 1.0–2.6 nmol/L (0.8–2.0 ng/mL); HF: lower range preferred |
⚠ Clinical Note
Reference ranges are indicative. Always interpret results in the context of the individual patient and local laboratory reference intervals, which may vary.