Note: In some countries, this medicine may only be approved for veterinary use.

In the US, Sulfasalazine (sulfasalazine systemic) is a member of the following drug classes: 5-aminosalicylates, antirheumatics and is used to treat Alopecia, Crohn's Disease, Crohn's Disease - Acute, Crohn's Disease - Maintenance, Inflammatory Bowel Disease, Juvenile Rheumatoid Arthritis, Lymphocytic Colitis, Psoriatic Arthritis, Rheumatoid Arthritis, Ulcerative Colitis, Ulcerative Colitis - Active, Ulcerative Colitis - Maintenance and Uveitis.

US matches:

• Sulfasalazine
• Sulfasalazine Delayed-Release Tablets
• Sulfasalazine Tablets

Scheme

Rec.INN

ATC (Anatomical Therapeutic Chemical Classification)

A07EC01

CAS registry number (Chemical Abstracts Service)

0000599-79-1

Chemical Formula

C18-H14-N4-O5-S

Molecular Weight

398

Therapeutic Categories

Disease-modifying antirheumatic drug, DMARD

Antibacterial: Sulfonamide

Chemical Name

Benzoic acid, 2-hydroxy-5-[[4-[(2-pyridinylamino)sulfonyl]phenyl]azo]-

Foreign Names

• Sulfasalazinum (Latin)
• Sulfasalazin (German)
• Sulfasalazine (French)
• Sulfasalazina (Spanish)

Generic Names

• Salazosulfapyridine (OS: JAN)
• Sulfasalazina (OS: DCIT)
• Sulfasalazine (OS: USAN, BAN, DCF)
• Azopyrin (IS)
• Salicylazosulfapyridine (IS)
• Salazosulfapyridine (PH: JP XVII)
• Sulfasalazin (PH: Ph. Eur. 9.2)
• Sulfasalazine (PH: BP 2018, Ph. Eur. 9.2, Ph. Int. 7, USP 41)
• Sulfasalazinum (PH: Ph. Eur. 9.2, Ph. Int. 7)

Brand Names

• Azulfidina
  Pfizer, Mexico
• Azulfidine
  Laboratorio Pfizer de Chile, Chile; Pfizer, Argentina; Pfizer, Uruguay; Pfizer, Venezuela; Pharmacia, Germany; Pharmacia & Upjohn, United States
• Azulfidine EN
  Pfizer Japan, Japan
• Azulfidine RA
  Pfizer, Germany; Pharmacia, Germany
• Azulfin
  Apsen, Brazil
• Bomecon
  Fu Seng, Taiwan
• Chang Jian Ning
  Qiangji Pharmaceutical Factory, China
• Colo-Pleon
  Sanofi-Aventis Deutschland, Germany
• Colopyrin
  Kahira, Egypt
• Colosalazine EC
  Acdima, Egypt
• Disalazin
  AC Farma, Peru
• Eurozina-RE
  Eurolab, Chile
• Falazine
  Indunidas, Ecuador
• Flogostop
  Ivax, Argentina
• Getsazine
  Unique Life Sciences, India
• Iwata
  Cadila, India
• Lazafin
  Novell Pharmaceutical, Indonesia
• Pleon RA
  Sanofi, Germany
• PMS-Sulfasalazine
  Pharmascience, Canada; Pharmascience, Singapore
• PMS-Sulfasalazine EC
  Pharmascience, Canada
• Pyralin EN
  Pfizer, Australia
• Reumazin
  Aristopharma, Bangladesh
• Saaz
  IPCA, India
• Saaz-DS
  IPCA, India
• Salasopyrine
  Pharmacia Upjohn, Oman
• Salazar
  Cadila HC, India
• Salazidin
  AC Helcor, Romania
• Salazine
  Opsonin, Bangladesh; Sriprasit Pharma, Thailand; Taiwan Biotech, Taiwan
• Salazobactin 500 mg voor honden [veterinary use]
  AST, Netherlands
• Salazodin
  Haymann, Uruguay
• Salazopirina
  Jaba, Portugal
• Salazopyrin
  Kemwell AB, Israel; Pfizer, Australia; Pfizer, Bosnia & Herzegowina; Pfizer, Canada; Pfizer, Denmark; Pfizer, Finland; Pfizer, United Kingdom; Pfizer, Ireland; Pfizer, New Zealand; Pfizer, Poland; Pfizer, Sweden; Pfizer, Turkey; Pfizer, South Africa; Pfizer ApS, Iceland; Pfizer Consumer Healthcare, Malta; Pfizer Japan, Japan; Pfizer Pharmaceuticals Ltd, China; Pharmacia & Upjohn, Kuwait; Wallace, India; Pfizer, Lithuania
• Salazopyrin 500 mg
  Pfizer, Austria
• Salazopyrin 500mg
  Pfizer PFE, Switzerland
• Salazopyrin EN
  Kemwell AB, Israel; Pfizer, Australia; Pfizer, Czech Republic; Pfizer, United Kingdom; Pfizer, Ireland; Pfizer, Malaysia; Pfizer, New Zealand; Pfizer, Sweden; Pfizer, Singapore; Pfizer, Taiwan; Pfizer ApS, Iceland; Phrmcia, Egypt; Kemwell, Serbia; Pfizer, Canada; Pfizer, Estonia; Pfizer, Finland; Pfizer, Hong Kong; Pfizer, Croatia (Hrvatska); Pfizer, Norway; Pfizer, Thailand
• Salazopyrin EN 500 mg
  Pfizer, Hungary
• Salazopyrin EN 500mg
  Pfizer PFE, Switzerland
• Salazopyrina
  Pfizer, Spain
• Salazopyrine
  Pfizer, Belgium; Pfizer, France; Pfizer, Netherlands; Pfizer, Tunisia; Pharmacia, Lebanon
• Salazopyrine E.C.
  Pfizer, Belgium; Pfizer, Netherlands
• Salazopyrine E.C. 500mg
  Pfizer, Luxembourg
• Salazopyrin-EN
  Pfizer Italia, Italy
• Salazosulfapyridine
  Choseido Pharmaceutical, Japan; Daiko Seiyaku, Japan; Nichi-Iko Pharmaceutical, Japan; Shiono Kemikaru, Japan; Takeda Teva Pharma, Japan
• Salazosulfapyridine [veterinary use]
  Kombivet, Netherlands
• Salivon
  Pharos, Indonesia
• Salopyrine
  Adelco, Greece
• Sarazopyrin
  Ilsung, South Korea
• Saridine-E
  Atlantic Lab, Hong Kong; Atlantic Lab, Thailand
• Sazo
  Wallace, India
• Sulazine EC
  Chatfield Pharmaceuticals, Cyprus
• Sulcolon
  Bernofarm, Indonesia
• Sulfacol
  Drug International, Bangladesh
• Sulfasalazin
  Krka, Georgia
• Sulfasalazin EN
  Krka, Bosnia & Herzegowina; Krka, Bulgaria; Krka, Romania
• Sulfasalazin EN Krka
  Krka, Poland
• Sulfasalazin HEXAL
  Hexal, Germany; Hexal, Denmark
• Sulfasalazin K
  Krka, Czech Republic
• Sulfasalazin K-EN
  Krka, Czech Republic
• Sulfasalazin Krka
  Krka, Latvia; Krka, Macedonia; Krka, Poland
• Sulfasalazin medac
  Medac, Denmark; Medac, Sweden; medac, Germany
• Sulfasalazina
  Recipe, Colombia
• Sulfasalazina Pharma Arte
  Pharma Arte, Paraguay
• Sulfasalazine
  P & D, Malta; Rosemont Pharmaceuticals, United Kingdom; Vintage, United States; Watson Pharmaceutical, United States
• Sulfasalazine Krka
  Krka, Lithuania
• Sulfasalazine Mylan
  Mylan, Netherlands
• Sulfasalazine Sandoz
  Sandoz, Netherlands
• Sulfasalazine Teva
  Teva Pharma, Netherlands
• Sulfasalazine-En
  Krka, Slovakia
• Sulfasalazin-EN
  Krka, Georgia
• Sulfasalazin-Heyl
  Heyl, Germany; Heyl, Malta
• SulfasalazinKrka EN
  Krka, Croatia (Hrvatska)
• Sulfasalazino 500 mg Endokrininiai preparatai
  Endokrininiai preparatai, Lithuania
• Sulfitis
  Fahrenheit, Indonesia
• Weiliufen
  Sunve, China
• Zopyrin
  Hanlim, South Korea; Hanlim Pharm, Hong Kong

Glossary

Further information on drug naming conventions: International Nonproprietary Names.