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Flucytosine (pre-dose) unit converter

Flucytosine level in serum or plasma (drug monitoring; kryptokokken-Meningitis)

Also known as: Flucytosin

Converter

Enter a value in any unit and all other units fill in.

Worked example

35 µg/mL (middle of the reference range) = 271 µmol/L

Conversion formulas

µmol/Lµmol/L = µg/mL × 7.747µg/mL = µmol/L × 0.1291
mmol/Lmmol/L = µg/mL × 0.007747µg/mL = mmol/L × 129.1
mg/dLmg/dL = µg/mL × 0.1µg/mL = mg/dL × 10
µg/dLµg/dL = µg/mL × 100µg/mL = µg/dL × 0.01

Good to know

Flucytosine (pre-dose) is reported in µg/mL or µmol/L. The page converts between the units only.

Reference range

UnitAdults
µg/mL20 – 50
µmol/L154.9 – 387.3
mmol/L0.1549 – 0.3873
mg/dL2 – 5
µg/dL2000 – 5000

Source: Severn Pathology (North Bristol NHS Trust): Flucytosine · Last reviewed: 2026-10-19

Note from the source: Pre-dose 20-50 mg/L, post-dose 50-100 mg/L; pre-dose below 20 mg/L was linked to treatment failure, post-dose above 100 mg/L to toxicity (Severn Pathology).

Frequently asked questions

How do I convert Flucytosine (pre-dose) from µg/mL to mg/dL?

mg/dL = µg/mL × 0.1. In the other direction: µg/mL = mg/dL × 10.

What is the reference range of Flucytosine (pre-dose)?

For adults the range is 20 – 50 µg/mL (Severn Pathology (North Bristol NHS Trust): Flucytosine). Reference ranges differ between laboratories and partly by sex and age; use the range printed on your lab report.

Which units are used for Flucytosine (pre-dose)?

Common units are µg/mL, µmol/L, mmol/L, mg/dL, µg/dL.

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