thisdrug what a medicine's name tells you

WHO naming stem · anywhere in the name · 22 listed names

calci

vitamin D analogues/derivatives

WHO's definition, quoted as written in the 2024 stem book
Names only. This page is about calci 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 calci, without hyphens, which means it can sit anywhere in a name. So the letters calci sit anywhere in the name (calci).

All 22 names WHO lists under calci

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. alfacalcidol
  2. atocalcitol
  3. becocalcidiol
  4. calcifediol
  5. calcipotriol
  6. calcitriol
  7. colecalciferol
  8. doxercalciferol
  9. ecalcidene
  10. eldecalcitol
  11. elocalcitol
  12. ergocalciferol
  13. falecalcitriol
  14. inecalcitol
  15. lexacalcitol
  16. lunacalcipol
  17. maxacalcitol
  18. paricalcitol
  19. pefcalcitol
  20. secalciferol
  21. seocalcitol
  22. tacalcitol

Decode another name

Decoded

calcitriol

Listed INNCarries the WHO stem calci

  • calcistart of the nameWHO lists it hereWHO definition: vitamin D analogues/derivatives

“calcitriol” is an INN that WHO lists under calci 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 calci (Part II B) and the 22 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.