WHO naming stem · prefix · 14 listed names
gado-
diagnostic agents, gadolinium derivatives
Where it sits in a name
WHO writes the stem as gado-. So the letters gado sit at the start of the name (gado…).
All 14 names WHO lists under gado-
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.
- gadobenic acid
- gadobutrol
- gadocoletic acid
- gadodenterate
- gadodiamide
- gadofosveset
- gadomelitol
- gadopenamide
- gadopentetic acid
- gadopiclenol
- gadoterdol
- gadoteric acid
- gadoversetamide
- gadoxetic acid
Decode another name
Decoded
gadobutrol
Listed INNCarries the WHO stem gado-
- gado-start of the nameWHO lists it hereWHO definition: diagnostic agents, gadolinium derivatives
“gadobutrol” is an INN that WHO lists under gado- 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 gado- (Part II B) and the 14 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.