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WHO naming stem · suffix · 62 listed names

-cillin

antibiotics, 6-aminopenicillanic acid derivatives

WHO's definition, quoted as written in the 2024 stem book
Names only. This page is about -cillin 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 -cillin. So the letters cillin sit at the end of the name (…cillin).

All 62 names WHO lists under -cillin

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. adicillin
  2. almecillin
  3. amantocillin
  4. amoxicillin
  5. apalcillin
  6. aspoxicillin
  7. azidocillin
  8. azlocillin
  9. bacampicillin
  10. benethamine penicillin
  11. benzathine benzylpenicillin
  12. benzylpenicillin
  13. carbenicillin
  14. carfecillin
  15. carindacillin
  16. ciclacillin
  17. clemizole penicillin
  18. clometocillin
  19. cloxacillin
  20. dicloxacillin
  21. epicillin
  22. fenbenicillin
  23. fibracillin
  24. flucloxacillin
  25. fomidacillin
  26. fumoxicillin
  27. furbucillin
  28. fuzlocillin
  29. hetacillin
  30. isopropicillin
  31. lenampicillin
  32. levopropicillin
  33. metampicillin
  34. meticillin
  35. mezlocillin
  36. nafcillin
  37. oxacillin
  38. oxetacillin
  39. penamecillin
  40. pheneticillin
  41. phenoxymethyl penicillin
  42. phenyracillin
  43. piperacillin
  44. pirbenicillin
  45. piridicillin
  46. piroxicillin
  47. pivampicillin
  48. prazocillin
  49. propicillin
  50. quinacillin
  51. rotamicillin
  52. sarmoxicillin
  53. sarpicillin
  54. sulbenicillin
  55. sultamicillin
  56. suncillin
  57. talampicillin
  58. tameticillin
  59. temocillin
  60. ticarcillin
  61. tifencillin
  62. tobicillin

Decode another name

Decoded

adicillin

Listed INNCarries the WHO stem -cillin

  • -cillinend of the nameWHO lists it hereWHO definition: antibiotics, 6-aminopenicillanic acid derivatives

“adicillin” is an INN that WHO lists under -cillin 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 -cillin (Part II B) and the 62 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.