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In the US, Ibuprofen (ibuprofen systemic) is a member of the drug class Nonsteroidal anti-inflammatory drugs and is used to treat Aseptic Necrosis, Back Pain, Chronic Myofascial Pain, Costochondritis, Diffuse Idiopathic Skeletal Hyperostosis, Dysautonomia, Eustachian Tube Dysfunction, Fever, Frozen Shoulder, Gout - Acute, Headache, Herniated Disk, Juvenile Rheumatoid Arthritis, Muscle Pain, Neck Pain, Osteoarthritis, Pain, Patent Ductus Arteriosus, Period Pain, Plantar Fasciitis, Polymyalgia Rheumatica, Radiculopathy, Rheumatoid Arthritis, Sciatica, Spondylolisthesis, Temporomandibular Joint Disorder, Toothache and Transverse Myelitis.

US matches:

UK matches:



ATC (Anatomical Therapeutic Chemical Classification)


CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Categories

Analgesic, antipyretic and anti-inflammatory agent

Non-steroidal anti-inflammatory drug, NSAID

Chemical Names

α-p-Isobutylphenylpropionic acid (WHO)

(RS)-2-(4-Isobutylphenyl)propionsäure (IUPAC)

Benzeneacetic acid, α-metyl-4-(2-metylpropyl)-

Foreign Names

Generic Names

  • Ibuprofen (OS: BAN, JAN, USAN)
  • Ibuprofene (OS: DCIT)
  • Ibuprofène (OS: DCF)
  • RD 13621 (IS)
  • U 18573 (Upjohn) (IS)
  • UCB 79171 (UCB) (IS)
  • VUFB 201282 (IS)
  • VUFB 9649 (IS)
  • Ibuprofen (PH: BP 2018, JP XVII, Ph. Eur. 9, Ph. Int. 7, USP 41)
  • Ibuprofène (PH: Ph. Eur. 9)
  • Ibuprofenum (PH: Ph. Eur. 9, Ph. Int. 7)
  • Ibuprofenum isobutanolammonium (IS)
  • Ibuprofen Lysine (OS: USAN)
  • Lisiprofen (IS)
  • Solufen (IS)
  • Ibuprofen Piconol (OS: JAN, USAN)
  • Be 100 (IS)
  • Pimeprofen (IS)
  • Pymeprofen (IS)
  • U 75630 (Upjohn) (IS)
  • Ibuprofen Piconol (PH: JP XVII)
  • Ibuprofen Sodium (OS: USAN)
  • UNII-RM1CE97Z4N (IS)

Brand Names


BANBritish Approved Name
DCFDénomination Commune Française
DCITDenominazione Comune Italiana
IUPACInternational Union of Pure and Applied Chemistry
ISInofficial Synonym
JANJapanese Accepted Name
OSOfficial Synonym
PHPharmacopoeia Name
Rec.INNRecommended International Nonproprietary Name (World Health Organization)
USANUnited States Adopted Name
WHOWorld Health Organization

Further information on drug naming conventions: International Nonproprietary Names.

Important Notice: The international database is in BETA release. This means it is still under development and may contain inaccuracies. It is not intended as a substitute for the expertise and judgement of your physician, pharmacist or other healthcare professional. It should not be construed to indicate that the use of any medication in any country is safe, appropriate or effective for you. Consult with your healthcare professional before taking any medication.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.