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Drugs & toxicology

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/mLµg/mL = µmol/L × 0.3394
µg/mL → µmol/Lµmol/L = µg/mL × 2.947

Conversion table

Highlighted: values inside the adult reference range.

µmol/Lµg/mL
103.394
206.787
3010.18
4013.57
5016.97
6020.36
7023.76
8027.15
9030.54
10033.94
11037.33
12040.72
13044.12
14047.51

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

Frequently asked questions

How do I convert Topiramate from µmol/L to µg/mL?

µg/mL = µmol/L × 0.3394. For example, 40 µmol/L equals 13.6 µg/mL.

How many µg/mL are 40 µmol/L?

40 µmol/L equal 13.6 µg/mL (Topiramate).

How do I convert Topiramate from µg/mL back to µmol/L?

µmol/L = µg/mL × 2.947.

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