WHO naming stem · suffix · 17 listed names
-dronic acid
calcium metabolism regulator, pharmaceutical aid
Where it sits in a name
WHO writes the stem as -dronic acid. So the letters dronic acid sit at the end of the name (…dronic acid).
All 17 names WHO lists under -dronic acid
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.
- alendronic acid
- butedronic acid
- clodronic acid
- etidronic acid
- ibandronic acid
- incadronic acid
- lidadronic acid
- medronic acid
- minodronic acid
- neridronic acid
- olpadronic acid
- oxidronic acid
- pamidronic acid
- piridronic acid
- risedronic acid
- tiludronic acid
- zoledronic acid
Decode another name
Decoded
medronic acid
Listed INNCarries the WHO stem -dronic acid
- -dronic acidend of the nameWHO lists it hereWHO definition: calcium metabolism regulator, pharmaceutical aid
“medronic acid” is an INN that WHO lists under -dronic acid 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 -dronic acid (Part II B) and the 17 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.