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Drugs & toxicology

Buprenorphine unit converter

Buprenorphine level in serum or plasma (drug monitoring; substitutionstherapie)

Also known as: Buprenorphin

Converter

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

Worked example

10 nmol/L = 4.68 ng/mL

Conversion formulas

nmol/Lnmol/L = ng/mL × 2.139ng/mL = nmol/L × 0.4676

Good to know

Buprenorphine is reported in ng/mL or nmol/L. The page converts between the units only.

Reference range

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Source: PubChem: Buprenorphine · Last reviewed: 2026-10-19

Note from the source: No established reference range; the page converts units only. Mass-to-amount conversion uses a molar mass of 467.6 g/mol. Drug levels must be interpreted by the treating team; this is not a dosing recommendation.

Frequently asked questions

How do I convert Buprenorphine from ng/mL to nmol/L?

nmol/L = ng/mL × 2.139. In the other direction: ng/mL = nmol/L × 0.4676.

Which units are used for Buprenorphine?

Common units are ng/mL, nmol/L.

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