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WHO naming stem · prefix · 36 listed names

nico-/nic-/ni-

nicotinic acid or nicotinoyl alcohol derivatives

WHO's definition, quoted as written in the 2024 stem book
Names only. This page is about nico-/nic-/ni- as a part of a name. It has nothing on uses, doses, side effects or interactions of any medicine that carries it, and nothing here is medical advice. Ask a pharmacist or doctor about the medicine itself.

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.

  1. inositol nicotinate
  2. nialamide
  3. niaprazine
  4. nicafenine
  5. nicainoprol
  6. nicametate
  7. nicanartine
  8. nicardipine
  9. nicergoline
  10. niceritrol
  11. niceverine
  12. nicoboxil
  13. nicoclonate
  14. nicocodine
  15. nicocortonide
  16. nicodicodine
  17. nicofibrate
  18. nicofuranose
  19. nicofurate
  20. nicomol
  21. nicomorphine
  22. nicopholine
  23. nicorandil
  24. nicothiazone
  25. nicotinamide
  26. nicotinic acid
  27. nicotredole
  28. nicoxamat
  29. nictindole
  30. nifenazone
  31. nikethamide
  32. niometacin
  33. niprofazone
  34. nixylic acid
  35. nizofenone
  36. 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.