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Drugs Starting With O Intelligence

Browse 117 pharmaceutical drugs starting with "O" — INN profiles with FDA/EMA status, pipeline links, and patents.

Quick answer

NovaPharmaNews lists 117 pharmaceutical drugs whose INN (International Nonproprietary Name) begins with "O". Each profile includes regulatory status, brand names, originator companies, and cross-links to clinical pipeline and patent records.

117 drugs · Letter O · by data quality · Page 3 of 5

  1. omega-3-acid ethyl esters type a

    OMTRYG

    ORAL FDA: approved

  2. omega-3-carboxylic acids

    EPANOVA

    ORAL FDA: approved

  3. omega-3acid ethyl esters

    OMACOR

    ORAL FDA: approved

  4. omeprazole magnesium

    PRILOSEC OTC

    ORAL FDA: approved

  5. omidenepag isopropyl

    OMLONTI

    OPHTHALMIC FDA: approved

  6. onabotulinumtoxina

    BOTOX

    SINGLE-USE FDA: approved · NMPA: clinical trials

  7. orforglipron calcium

    FOUNDAYO

    ORAL FDA: approved

  8. oritavancin diphosphate

    ORBACTIV

    INTRAVENOUS FDA: approved

  9. orlistat

    XENICAL Lacuna Pharma Pty Ltd

    ORAL FDA: approved · EMA: approved · TGA: approved · NMPA: clinical trials

    A08AB01

  10. orphenadrine citrate

    ORPHENADRINE CITRATE

    INJECTION FDA: approved

  11. orphenadrine hydrochloride

    DISIPAL

    ORAL FDA: approved

  12. osilodrostat phosphate

    ISTURISA

    ORAL FDA: approved

  13. osimertinib mesylate

    TAGRISSO

    ORAL FDA: approved

  14. ospemifene

    SENSHIO

    ORAL FDA: approved · EMA: approved

    G03XC05

  15. oteseconazole

    VIVJOA

    ORAL FDA: approved · EMA: application withdrawn

    J02

  16. oxamniquine

    VANSIL

    ORAL FDA: approved

  17. oxandrolone

    OXANDROLONE

    ORAL FDA: approved

  18. oxaprozin potassium

    DAYPRO ALTA

    ORAL FDA: approved

  19. oxiconazole nitrate

    OXICONAZOLE NITRATE

    TOPICAL FDA: approved

  20. oxprenolol hydrochloride

    TRASICOR

    ORAL FDA: approved

  21. oxtriphylline

    CHOLEDYL SA

    ORAL FDA: approved

  22. oxygen

    OXYGEN, USP

    INHALATION FDA: approved

  23. oxymetazoline hydrochloride

    UPNEEQ

    OPHTHALMIC FDA: approved

  24. oxymetholone

    ANADROL-50

    ORAL FDA: approved

Frequently asked questions

How many drugs start with O?

117 published drug profiles in our index begin with "O".

How do I find a drug by brand name?

Use the search box on the main drugs directory — it matches INN, slug, and therapeutic class. Brand names appear on each drug profile row.

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