WHO naming stem · anywhere in the name · 46 listed names
gest
steroids, progestogens
Where it sits in a name
WHO writes the stem as gest, without hyphens, which means it can sit anywhere in a name. So the letters gest sit anywhere in the name (gest).
All 46 names WHO lists under gest
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.
- altrenogest
- anagestone
- cingestol
- clogestone
- clomegestone
- demegestone
- desogestrel
- dexnorgestrel
- dienogest
- dydrogesterone
- edogestrone
- etonogestrel
- flugestone
- gestaclone
- gestadienol
- gestodene
- gestonorone caproate
- gestrinone
- haloprogesterone
- hydroxyprogesterone
- hydroxyprogesterone caproate
- levonorgestrel
- medrogestone
- medroxyprogesterone
- megestrol
- melengestrol
- metogest
- nomegestrol
- norelgestromin
- norgesterone
- norgestimate
- norgestomet
- norgestrel
- norgestrienone
- oxogestone
- pentagestrone
- progesterone
- proligestone
- promegestone
- quingestanol
- quingestrone
- segesterone
- tigestol
- tosagestin
- trengestone
- trimegestone
Decode another name
Decoded
metogest
Listed INNCarries the WHO stem gest
- gestend of the nameWHO lists it hereWHO definition: steroids, progestogens
“metogest” is an INN that WHO lists under gest 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 gest (Part II B) and the 46 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.