Drugs / Sulfasalazine
last change Sep 2026 re-read 9 days ago

Sulfasalazine

Small molecule targets ALOX5 via inhibition

Developed for
rheumatoid arthritis · ankylosing spondylitis · glioblastoma · psoriatic arthritis · acute diarrhea · acute myeloid leukemia · alcohol dependence · brain neoplasm
+15 more · cirrhosis of liver · coronary artery disorder · fibrotic liver disease · juvenile idiopathic arthritis · lichen planus, oral · neuropathy, painful · polyarticular juvenile idiopathic arthritis · pulmonary arterial hypertension · reactive arthritis · spondyloarthropathy · systemic lupus erythematosus · adult-onset Still disease · breast cancer · colorectal cancer · primary sclerosing cholangitis
Investigated by
University of Erlangen-Nürnberg Medical School · Agentschap voor Innovatie door Wetenschap en Technologie · Akebia Therapeutics · Alliance for Clinical Trials in Oncology · Assistance Publique - Hôpitaux de Paris · Bangabandhu Sheikh Mujib Medical University, Dhaka, Bangladesh
+42 more · Boston University · Bristol-Myers Squibb · Cairo University · Celgene Corporation · Charite University, Berlin, Germany · Chung Shan Medical University · Eccogene · Foundation for Paediatric Research, Finland · Haukeland University Hospital · Helse Stavanger HF · Helsinki University Central Hospital · Karolinska Institutet · Lakefront Biotherapeutics NV · Massachusetts General Hospital · NYU Langone Health · Nanfang Hospital, Southern Medical University · National Cancer Institute (NCI) · Newcastle University · Newcastle-upon-Tyne Hospitals NHS Trust · Northwell Health · Norwegian Cancer Society · P. Verschueren · Paijat-Hame Hospital District · Pfizer · Päivikki and Sakari Sohlberg Foundation, Finland · Qiong Fu · RenJi Hospital · Rheumatism Foundation Hospital · Rutgers, The State University of New Jersey · Scandinavian Rheumatology Research Foundation · Sun Yat-sen University · Swiss National Science Foundation · Tesaro, Inc. · The Mind Research Network · The Second Affiliated Hospital of Chongqing Medical University · University of Alabama at Birmingham · University of Bergen · University of Oxford · University of Zurich · Weill Medical College of Cornell University · Wellcome Trust · dfg

Regulatory milestones approvals, filings & regulatory actions · 1 recorded

MilestoneJurisdictionBrandIndicationDateSentence it was read from
Approved US (FDA) AZULFIDINE EN-TABS — 1950-06-20 fda.gov ↗

Trials 33

PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 17 trials
Phase 1 NCT07726368 Aug → Dec 2026 expected NAFLD1, hyperlipidemia Eccogene Recruiting No outcome recorded
Phase 1 NCT05445440 Sep → Nov 2022 — Bristol-Myers Squibb Completed No outcome recorded
Phase 1 NCT04720183 Jan → Apr 2021 — Lakefront Biotherapeutics NV Completed No outcome recorded
Phase 1 NCT04268394 Mar 2020 → Jun 2021 — Celgene Corporation Completed No outcome recorded
Phase 1 NCT04205357 Mar 2020 → Oct 2022 glioblastoma Haukeland University Hospital Completed No outcome recorded
Phase 1 NCT03801733 Jun → Nov 2018 — Akebia Therapeutics Completed No outcome recorded
Phase 1 NCT02434861 May → Jul 2015 chemotherapy-induced toxicity Tesaro, Inc. Completed No outcome recorded
Phase 1/23 trials
Phase 1/2 NCT05580861 May 2023 → Nov 2025 overdue acute myeloid leukemia Assistance Publique - Hôpitaux de Paris Recruiting No outcome recorded
Phase 1/2 NCT05664464 Jan 2023 → Jun 2026 overdue glioblastoma University of Zurich Recruiting No outcome recorded
Phase 1/2 NCT04528056 Aug 2020 → Dec 2021 pulmonary arterial hypertension RenJi Hospital Unknown No outcome recorded
Phase 26 trials
Phase 2 NCT07138898 Dec 2025 → Jan 2028 expected rheumatic disorder NYU Langone Health Recruiting No outcome recorded
Phase 2 NCT06360068 May 2024 → May 2025 systemic lupus erythematosus Qiong Fu Unknown No outcome recorded
Phase 2 NCT05703425 Mar 2023 → Jan 2028 expected — Rutgers, The State University of New Jersey Recruiting No outcome recorded
Phase 2 NCT01667029 May 2013 → Aug 2017 neuropathy, painful Massachusetts General Hospital Terminated No outcome recorded Stop: Enrollment
Phase 2 NCT02456363 Nov 2009 → Oct 2019 ankylosing spondylitis Chung Shan Medical University Unknown No outcome recorded
Phase 2 NCT00244179 Jan 2003 → ? reactive arthritis Charite University, Berlin, Germany Unknown No outcome recorded
Phase 2/31 trial
Phase 2/3 NCT00889694 Oct 2008 → Jul 2009 ankylosing spondylitis Sun Yat-sen University Unknown No outcome recorded
Phase 36 trials
Phase 3 NCT06060301 Mar 2023 → Sep 2024 overdue lichen planus, oral Cairo University Active not recruiting No outcome recorded
Phase 3 NCT04610476 Oct 2020 → Oct 2024 psoriatic arthritis, substance withdrawal syndrome University of Erlangen-Nürnberg Medical School Unknown No outcome recorded
Phase 3 NCT06985134 Jan 2017 → Dec 2018 spondyloarthropathy Bangabandhu Sheikh Mujib Medical University, Dhaka, Bangladesh Completed No outcome recorded
Phase 3 NCT01198145 Apr 2011 → Jul 2013 acute diarrhea Alliance for Clinical Trials in Oncology Completed No outcome recorded
Phase 3 NCT02779114 Jan 2009 → Dec 2017 rheumatoid arthritis University of Erlangen-Nürnberg Medical School Unknown No outcome recorded
Phase 3 NCT01015547 May 2003 → Nov 2007 polyarticular juvenile idiopathic arthritis Helsinki University Central Hospital Completed No outcome recorded
Phase 45 trials · 1 missed
Phase 4 NCT03739853 May 2019 → Oct 2024 psoriatic arthritis University of Oxford Completed No outcome recorded
Phase 4 NCT03411798 Dec 2017 → Jul 2019 ankylosing spondylitis Nanfang Hospital, Southern Medical University Completed No outcome recorded
Phase 4 NCT01491815 Dec 2012 → Jul 2023 rheumatoid arthritis Karolinska Institutet Unknown No outcome recorded
Phase 4 NCT00637780 Jun 2010 → Jan 2014 juvenile idiopathic arthritis Pfizer Terminated No outcome recorded Stop: Business
Phase 4 NCT01172639 Feb 2009 → Jun 2015 rheumatoid arthritis P. Verschueren Completed Missed primary
Phase not applicable5 trials · 1 missed
— NCT06293378 Feb 2024 → Oct 2028 expected cirrhosis of liver, fibrotic liver disease The Second Affiliated Hospital of Chongqing Medical University Recruiting No outcome recorded
— NCT02219347 Aug 2014 → Aug 2017 rheumatoid arthritis Newcastle-upon-Tyne Hospitals NHS Trust Completed No outcome recorded
— NCT01577966 Jan 2012 → Jan 2015 brain neoplasm University of Alabama at Birmingham Completed No outcome recorded
— NCT01312129 Mar 2010 → Sep 2011 alcohol dependence The Mind Research Network Completed Missed primary
— NCT00554203 Jul 2003 → Dec 2007 coronary artery disorder Boston University Completed No outcome recorded
Comparator or background therapy55 trials
Phase 0 NCT02099240 Comparator Mar 2014 → Nov 2018 osteomyelitis University of Louisville Terminated No outcome recorded Stop: Enrollment
Phase 1 NCT03012763 Comparator Apr 2016 → Jan 2017 — University Medicine Greifswald Completed No outcome recorded
Phase 1 NCT01596764 Comparator May → Jul 2011 intestinal obstruction University Medicine Greifswald Completed No outcome recorded
Phase 1 NCT01596777 Comparator Jan → Mar 2010 intestinal obstruction University Medicine Greifswald Completed No outcome recorded
Phase 2 NCT06753565 Background Dec 2024 → Jun 2025 overdue rheumatoid arthritis German University in Cairo Recruiting No outcome recorded

Evidence & citations 31 cited values

Every value below carries the sentence it was read from. 94 sources stand behind the page.

FieldValueCited text
Known as Sulfasalazine “Yisaipu® was introduced only during the active state and was switched to DMARDs, methotrexate(MTX), sulfasalazine(SSZ) and hydroxychloroquine(HCQ), after disease remission (ESR...” NCT03411798 ↗
79

“csDMARDs may include one or two of the following: methotrexate (MTX), hydroxychloroquine or chloroquine, sulfasalazine, and/or leflunomide (combination of leflunomide and MTX...” NCT02873936 ↗

“The following DMARDs were permitted in this study: methotrexate (MTX), chloroquine, hydroxychloroquine, parenteral gold, sulfasalazine, azathioprine, and leflunomide.” NCT00531817 ↗

“Disease-modifying anti-rheumatic drugs included methotrexate, chloroquine, hydroxychloroquine, parenteral gold, sulfasalazine, azathioprine, and leflunomide.” NCT00720798 ↗

“methotrexate 10-25 mg/week, sulfasalazine 1-2 g/day, hydroxychloroquine 35 mg/kg/week, prednisolone 7.5 mg/day, and infliximab 3 mg/kg during first 6 months” NCT00908089 ↗

“methotrexate 7.5-15 mg once weekly hydroxychloroquine 200 mg twice daily sulfasalazine 500 mg to 3 g once daily leflunomide 20 mg once daily” NCT05671497 ↗

“Methotrexate(MTX) and/or 1 DMARDs(chloroquine, hydroxychloroquine, parenteral gold, sulfasalazine, azathioprine, and leflunomide)” NCT01211834 ↗

“Standard-of-care DMARD therapy, including methotrexate, sulfasalazine, leflunomide, minocycline, and/or hydroxychloroquine” NCT01313208 ↗

“including Leflunomide,Hydroxychloroquine,Sulfasalazine,Azathioprine,Tripterygium glycosides and Total glucosides of paeony” NCT04066803 ↗

“diclofenac 50 mg twice a day, prednisone 5mg once daily, methotrexate 10mg once weekly or sulfasalazine 500 twice daily” NCT06594822 ↗

“DMARDs(chloroquine, hydroxychloroquine, parenteral gold, sulfasalazine, azathioprine, and leflunomide)” NCT01256736 ↗

Show 69 more sources

Known as Azulfidine “Azulfidine® (generic: sulfasalazine), minimum daily dose ≥4.0 g” NCT01532648 ↗
Known as Azulfidine en-tabs ChEMBL registry synonym — accepted as the source's own label CHEMBL421 ↗
Known as Azulfidine RA “Sulfasalazin (e.g. Azulfidine RA®, Pleon RA®)” NCT02779114 ↗
Known as Benzosulfa ChEMBL registry synonym — accepted as the source's own label CHEMBL421 ↗
Known as Colizine ChEMBL registry synonym — accepted as the source's own label CHEMBL421 ↗
Known as colosalazine “sulfasalazine(colosalazine®)” NCT06753565 ↗
Known as Drug: sulfasalazine “Drug: sulfasalazine” NCT02456363 ↗
Known as NSC-203730 ChEMBL registry synonym — accepted as the source's own label CHEMBL421 ↗
Known as NSC-667219 ChEMBL registry synonym — accepted as the source's own label CHEMBL421 ↗
Known as Pleon RA “Sulfasalazin (e.g. Azulfidine RA®, Pleon RA®)” NCT02779114 ↗
Known as POLYMER OF SULFASALAZINE ChEMBL registry synonym — accepted as the source's own label CHEMBL421 ↗
Known as S.a.s.-500 ChEMBL registry synonym — accepted as the source's own label CHEMBL421 ↗
Known as Salazopyrin ChEMBL registry synonym — accepted as the source's own label CHEMBL421 ↗
Known as Salazopyrin e.c. ChEMBL registry synonym — accepted as the source's own label CHEMBL421 ↗
Known as Salazopyrin-en ChEMBL registry synonym — accepted as the source's own label CHEMBL421 ↗
Known as salazosulfapyridine “hydroxychloroquine, salazosulfapyridine, gold (injection or oral), D-penicillamine, lobenzarit, actarit, bucillamine and iguratimod.” NCT03660059 ↗
Known as Salicylazosulfapyridine ChEMBL registry synonym — accepted as the source's own label CHEMBL421 ↗
Known as SAS “Here, we demonstrated that although inhibition of xCT either by pharmacological inhibitor (sulfasalazine [SAS]), approved by US Food and Drug Administration (FDA) for...” PMID 33744468 ↗ Mar 2021
Known as SSZ “Yisaipu® was introduced only during the active state and was switched to DMARDs, methotrexate(MTX), sulfasalazine(SSZ) and hydroxychloroquine(HCQ), after disease remission (ESR...” NCT03411798 ↗
6

“Sulfasalazine (SSZ) is a broadly available, well tolerated anti-inflammatory medicine approved for the treatment of ulcerative colitis and rheumatoid arthritis.” NCT05580861 ↗

“patients with axSpA were randomized to treatment with ETN (n = 40) versus sulfasalazine (SSZ; n = 36)” PMID 25028375 ↗ Jul 2014

“infliximab (IFX) versus sulfasalazine (SSZ) plus hydroxychloroquine (HCQ)” PMID 32433827 ↗ Aug 2021

“MTX + sulfasalazine (SSZ) + hydroxychloroquine (HCQ) triple therapy” PMID 27483410 ↗ Jan 2017

“ARM 1(Methotrexate(MTX) plus Sulfasalazine(SSZ))” NCT01659242 ↗

“sulphasalazine (SSZ)” NCT00247962 ↗

Known as Sulfasalazin “Sulfasalazin (e.g. Azulfidine RA®, Pleon RA®)” NCT02779114 ↗
Known as Sulfasalazina ChEMBL registry synonym — accepted as the source's own label CHEMBL421 ↗
Known as sulfasalazine(SSZ) “sulfasalazine(SSZ)” NCT03411798 ↗
Known as Sulfasalazinum ChEMBL registry synonym — accepted as the source's own label CHEMBL421 ↗
Known as Sulfasalazopyridine ChEMBL registry synonym — accepted as the source's own label CHEMBL421 ↗