Topiramate: convert µmol/L to µg/mL
µg/mL = µmol/L × 0.3394
Calculator
Enter a value in any unit and all other units fill in.
Conversion formulas
| µmol/L → µg/mL | µg/mL = µmol/L × 0.3394 |
|---|---|
| µg/mL → µmol/L | µmol/L = µg/mL × 2.947 |
Conversion table
Highlighted: values inside the adult reference range.
| µmol/L | µg/mL |
|---|---|
| 10 | 3.394 |
| 20 | 6.787 |
| 30 | 10.18 |
| 40 | 13.57 |
| 50 | 16.97 |
| 60 | 20.36 |
| 70 | 23.76 |
| 80 | 27.15 |
| 90 | 30.54 |
| 100 | 33.94 |
| 110 | 37.33 |
| 120 | 40.72 |
| 130 | 44.12 |
| 140 | 47.51 |
Reference range
14.73 – 58.93 µmol/L = 5 – 20 µg/mL
Source: Reference ranges for antiepileptic drugs revisited (ILAE ranges), Drug Des Devel Ther 2018 · Last reviewed: 2026-10-14