WHO naming stem · suffix · 10 listed names
-poetin
erythropoietin type blood factors
Where it sits in a name
WHO writes the stem as -poetin. So the letters poetin sit at the end of the name (…poetin).
All 10 names WHO lists under -poetin
These are the INN in group (a) of Part IV of the stem book: names in which WHO says the stem is used as defined. The stem is marked where WHO places it. A-Z as WHO lists them.
- darbepoetin alfa
- epoetin alfa
- epoetin beta
- epoetin delta
- epoetin epsilon
- epoetin gamma
- epoetin kappa
- epoetin omega
- epoetin theta
- epoetin zeta
Decode another name
Decoded
epoetin alfa
Listed INNCarries the WHO stem -poetin
- -poetininside the nameWHO lists it hereWHO definition: erythropoietin type blood factors
“epoetin alfa” is an INN that WHO lists under -poetin in the 2024 stem book.
The same decoder as the front page: it reads the letters of a name against all 482 WHO stems, in your browser.
Source and licence
The definition of -poetin (Part II B) and the 10 names (Part IV, group (a)) are from Use of stems in the selection of International Nonproprietary Names (INN) for pharmaceutical substances, 2024 (World Health Organization, Stem book 2024 (ISBN 978-92-4-009938-8); covers proposed INN Lists 1-129). Checked .
Adapted from: Use of stems in the selection of International Nonproprietary Names (INN) for pharmaceutical substances, 2024. Geneva: World Health Organization; 2024. Licence: CC BY-NC-SA 3.0 IGO. This adaptation was not created by WHO; WHO is not responsible for its content or accuracy and does not endorse this site. The data file stems.json is shared under the same licence.