WHO naming stem · prefix · 36 listed names
nico-/nic-/ni-
nicotinic acid or nicotinoyl alcohol derivatives
Where it sits in a name
WHO writes the stem as nico-/nic-/ni-. It has 3 spellings or places: nico at the start of the name (nico…); nic at the start of the name (nic…); ni at the start of the name (ni…).
Of the 36 names WHO lists under it, 19 carry nico at the start of the name, 9 carry nic at the start of the name, 8 carry ni at the start of the name.
All 36 names WHO lists under nico-/nic-/ni-
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.
- inositol nicotinate
- nialamide
- niaprazine
- nicafenine
- nicainoprol
- nicametate
- nicanartine
- nicardipine
- nicergoline
- niceritrol
- niceverine
- nicoboxil
- nicoclonate
- nicocodine
- nicocortonide
- nicodicodine
- nicofibrate
- nicofuranose
- nicofurate
- nicomol
- nicomorphine
- nicopholine
- nicorandil
- nicothiazone
- nicotinamide
- nicotinic acid
- nicotredole
- nicoxamat
- nictindole
- nifenazone
- nikethamide
- niometacin
- niprofazone
- nixylic acid
- nizofenone
- xantinol nicotinate
Decode another name
Decoded
nicomol
Listed INNCarries the WHO stem nico-/nic-/ni-
- nico-/nic-/ni-start of the nameWHO lists it hereWHO definition: nicotinic acid or nicotinoyl alcohol derivatives
“nicomol” is an INN that WHO lists under nico-/nic-/ni- 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 nico-/nic-/ni- (Part II B) and the 36 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.