WHO naming stem · suffix · 7 listed names
-fovir
phosphonic acid derivatives
Where it sits in a name
WHO writes the stem as -fovir. So the letters fovir sit at the end of the name (…fovir).
All 7 names WHO lists under -fovir
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.
- cidofovir
- pradefovir
- rovafovir etalafenamide
- tenofovir
- tenofovir alafenamide
- tenofovir amibufenamide
- tenofovir exalidex
Decode another name
Decoded
cidofovir
Listed INNCarries 2 WHO stems, most specific first: -fovir …
- -fovirend of the nameWHO lists it hereWHO definition: phosphonic acid derivatives
- virend of the nameWHO lists it hereWHO definition: antivirals (undefined group)
“cidofovir” is an INN that WHO lists under -fovir, vir 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 -fovir (Part II B) and the 7 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.