Drugs / Mepolizumab
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Mepolizumab

also known as Nucala · SB240563 · Bosatria · MEPO · Mepolizumab, SB240563

Monoclonal antibody targets IL5

Developed for
asthma · chronic rhinosinusitis · hypereosinophilic syndrome · chronic obstructive pulmonary disease · eosinophilic granulomatosis with polyangiitis · nasal cavity polyp · eosinophilic esophagitis · eosinophil disorder
+12 more · angioedema · aspirin-induced respiratory disease · atopic eczema · bronchiectasis · chronic bronchitis · chronic idiopathic urticaria · coronary artery disorder · eosinophilic fasciitis · eosinophilic gastroenteritis · T2-high asthma · bronchitis · bullous pemphigoid
Investigated by
GlaxoSmithKline · National Institute of Allergy and Infectious Diseases (NIAID) · Mayo Clinic · St. Paul's Sinus Centre · Academic Medical Center - University of Amsterdam · Assistance Publique - Hôpitaux de Paris
+43 more · BioClinica, Inc. · Brigham and Women's Hospital · Bristol-Myers Squibb · CRF Health · Children's Hospital Medical Center, Cincinnati · Eye & ENT Hospital of Fudan University · Food and Drug Administration (FDA) · French Vasculitis Study Group · Helsinki University Central Hospital · Hospices Civils de Lyon · IRCCS San Raffaele · Inner-City Asthma Consortium · Johannes Gutenberg University Mainz · Johns Hopkins University · KU Leuven · MNGI Digestive Health, P.A. · Marqués de Valdecilla Research Institute (IDIVAL) · McMaster University · Northwestern University · PPD Development, LP · Policlinico Universitario, Catania · Rho Federal Systems Division, Inc. · Scarlata, Simone, M.D. · Sheffield Teaching Hospitals NHS Foundation Trust · Signant Health · Spaulding Clinical Research LLC · St. Joseph's Healthcare Hamilton · Tech Observer · Temple University · The Netherlands Asthma Foundation · URC-CIC Paris Descartes Necker Cochin · University Hospital Schleswig-Holstein · University Hospital, Lille · University of Leicester · University of Manchester · University of Montreal Hospital Centre (CHUM) · University of North Carolina, Chapel Hill · University of Sao Paulo General Hospital · University of Sheffield · University of Utah · University of Wisconsin, Madison · Vibeke Backer · Xijing Hospital

Regulatory milestones approvals, filings & regulatory actions · 7 recorded

MilestoneJurisdictionBrandIndicationDateSentence it was read from
Label expansions (5) US (FDA) NUCALA 2017-12-12 – 2025-05-22 fda.gov
Approved EU (EMA) Nucala 2015-12-01 europa.eu
Approved US (FDA) NUCALA 2015-11-04 fda.gov

Trials 65 · started per year

today
US approved 2015
EU approved 2015
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20022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024202520262027
PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 02 trials
Phase 0 NCT05895929 Sep 2023 → Dec 2025 chronic rhinosinusitis Johns Hopkins University Completed No outcome recorded
Phase 0 NCT03494881 Jul 2019 → Nov 2023 chronic idiopathic urticaria Mayo Clinic Completed No outcome recorded
Phase 13 trials
Phase 1 NCT04305678 Feb 2023 eosinophilic fasciitis Mayo Clinic Withdrawn No outcome recorded
Phase 1 NCT04183192 Feb 2020 → Apr 2021 Food and Drug Administration (FDA) Completed No outcome recorded
Phase 1 NCT01471327 Aug 2011 → Apr 2012 asthma GlaxoSmithKline Completed No outcome recorded
Phase 1/22 trials
Phase 1/2 NCT00527566 Sep 2007 → Aug 2009 eosinophilic granulomatosis with polyangiitis Brigham and Women's Hospital Completed No outcome recorded
Phase 1/2 NCT00266565 Dec 2001 → Apr 2005 eosinophilic esophagitis, eosinophilic gastroenteritis, eosinophilic granulomatosis with polyangiitis, hypereosinophilic syndrome Children's Hospital Medical Center, Cincinnati Completed No outcome recorded
Phase 213 trials
Phase 2 NCT06572267 Oct 2024 → Sep 2026 expected coronary artery disorder Xijing Hospital Recruiting No outcome recorded
Phase 2 NCT05320939 Apr 2023 → Apr 2024 chronic obstructive pulmonary disease Temple University Unknown No outcome recorded
Phase 2 NCT04128371 Jan 2021 → Oct 2022 angioedema, eosinophil disorder National Institute of Allergy and Infectious Diseases (NIAID) Terminated No outcome recorded
Phase 2 NCT03656380 Mar 2019 → Jun 2022 eosinophilic esophagitis University of North Carolina, Chapel Hill Completed No outcome recorded
Phase 2 NCT03292588 Nov 2017 → Apr 2021 asthma National Institute of Allergy and Infectious Diseases (NIAID) Completed No outcome recorded
Phase 2 NCT03055195 Mar → Dec 2017 atopic eczema GlaxoSmithKline Terminated No outcome recorded
Phase 2 NCT02377427 Aug 2015 → Dec 2016 asthma GlaxoSmithKline Completed No outcome recorded
Phase 2 NCT01366521 Feb 2011 → Mar 2012 asthma GlaxoSmithKline Completed No outcome recorded
Phase 2 NCT01362244 May 2009 → Dec 2014 nasal cavity polyp GlaxoSmithKline Completed No outcome recorded
Phase 2 NCT00716651 Jul 2008 → Jul 2010 eosinophilic granulomatosis with polyangiitis University Hospital Schleswig-Holstein Completed No outcome recorded
Phase 2/31 trial
Phase 2/3 NCT04075331 Sep 2020 → Jun 2024 chronic obstructive pulmonary disease, eosinophil disorder University of Leicester Completed No outcome recorded
Phase 325 trials
Phase 3 NCT04965636 Jul 2022 → Oct 2025 hypereosinophilic syndrome GlaxoSmithKline Completed No outcome recorded
Phase 3 NCT05030155 May 2022 → Nov 2025 overdue eosinophilic granulomatosis with polyangiitis Assistance Publique - Hôpitaux de Paris Active not recruiting No outcome recorded
Phase 3 NCT05138250 May 2022 → May 2025 chronic obstructive pulmonary disease Sheffield Teaching Hospitals NHS Foundation Trust Completed No outcome recorded
Phase 3 NCT04607005 Apr 2021 → Apr 2023 nasal cavity polyp GlaxoSmithKline Completed No outcome recorded
Phase 3 NCT04133909 Oct 2019 → Aug 2024 chronic obstructive pulmonary disease GlaxoSmithKline Completed No outcome recorded
Phase 3 NCT03562195 Aug 2018 → Sep 2022 asthma GlaxoSmithKline Completed No outcome recorded
Phase 3 NCT03306043 Nov 2017 → Dec 2019 hypereosinophilic syndrome GlaxoSmithKline Completed No outcome recorded
Phase 3 NCT03085797 May 2017 → Dec 2019 nasal cavity polyp GlaxoSmithKline Completed No outcome recorded
Phase 3 NCT02836496 Mar 2017 → Aug 2019 hypereosinophilic syndrome GlaxoSmithKline Completed No outcome recorded
Phase 3 NCT03021304 Feb → Aug 2017 asthma GlaxoSmithKline Completed No outcome recorded
Phase 415 trials
Phase 4 NCT07200336 Oct 2025 → Oct 2029 expected chronic rhinosinusitis Eye & ENT Hospital of Fudan University Not yet recruiting No outcome recorded
Phase 4 NCT06107101 Jun 2024 → Jan 2025 chronic rhinosinusitis St. Paul's Sinus Centre Unknown No outcome recorded
Phase 4 NCT06041386 Mar 2024 → Jan 2025 overdue asthma GlaxoSmithKline Active not recruiting No outcome recorded
Phase 4 NCT05902325 Oct 2023 → Dec 2026 expected chronic rhinosinusitis University of Montreal Hospital Centre (CHUM) Recruiting No outcome recorded
Phase 4 NCT05923047 Sep 2023 → Sep 2024 chronic rhinosinusitis, nasal cavity polyp Marqués de Valdecilla Research Institute (IDIVAL) Unknown No outcome recorded
Phase 4 NCT05642806 Jul 2023 → Dec 2024 asthma, chronic rhinosinusitis St. Paul's Sinus Centre Unknown No outcome recorded
Phase 4 NCT05598814 Apr 2023 → Aug 2024 overdue asthma, chronic rhinosinusitis Vibeke Backer Active not recruiting No outcome recorded
Phase 4 NCT05626777 Mar 2023 → Mar 2026 overdue asthma Hospices Civils de Lyon Active not recruiting No outcome recorded
Phase 4 NCT04765722 Dec 2021 → Nov 2024 asthma, chronic bronchitis McMaster University Completed No outcome recorded
Phase 4 NCT04823585 Aug 2021 → Jan 2025 aspirin-induced respiratory disease, chronic rhinosinusitis Helsinki University Central Hospital Completed No outcome recorded
Phase not applicable3 trials
NCT06501807 Jul 2024 → Sep 2034 expected chronic rhinosinusitis, nasal cavity polyp University Hospital, Lille Recruiting No outcome recorded
NCT05189613 Sep 2021 → Jun 2022 asthma, bronchiectasis Policlinico Universitario, Catania Unknown No outcome recorded
NCT00802438 Jun 2008 → Mar 2013 asthma University of Wisconsin, Madison Completed No outcome recorded
Phase not stated1 trial
NCT00244686 hypereosinophilic syndrome GlaxoSmithKline No longer available No outcome recorded
Also used as a comparator or background therapy in 18 trials
PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 01 trial
Phase 0 NCT05353179 Comparator Jun → Oct 2022 granulomatosis with polyangiitis, hemophagocytic syndrome Chia Tai Tianqing Pharmaceutical Group Co., Ltd. Unknown No outcome recorded
Phase 11 trial
Phase 1 NCT05576454 Comparator Sep 2022 → May 2023 asthma Bio-Thera Solutions Completed No outcome recorded
Phase 22 trials
Phase 2 NCT01705795 Comparator Feb 2013 → Jan 2017 bullous pemphigoid Insel Gruppe AG, University Hospital Bern Completed No outcome recorded
Phase 2 NCT01000506 Comparator Nov 2009 → Mar 2012 asthma GlaxoSmithKline Completed No outcome recorded
Phase 2/31 trial
Phase 2/3 NCT05979051 Comparator Nov 2023 → Dec 2028 expected eosinophilic granulomatosis with polyangiitis Guangdong Hengrui Pharmaceutical Co., Ltd Recruiting No outcome recorded
Phase 36 trials
Phase 3 NCT05263934 Comparator Jul 2022 → Sep 2026 expected eosinophilic granulomatosis with polyangiitis GlaxoSmithKline Active not recruiting No outcome recorded
Phase 3 NCT04718389 Comparator Jan 2021 → Sep 2025 asthma GlaxoSmithKline Completed No outcome recorded
Phase 3 NCT04157348 Comparator Oct 2019 → Aug 2023 overdue eosinophilic granulomatosis with polyangiitis AstraZeneca Active not recruiting No outcome recorded
Phase 3 NCT03099096 Background May → Nov 2017 asthma GlaxoSmithKline Completed No outcome recorded
Phase 3 NCT03014674 Comparator Jan → Aug 2017 asthma GlaxoSmithKline Completed No outcome recorded
Phase 47 trials
Phase 4 NCT06824649 Comparator Jun 2026 → Feb 2030 expected chronic rhinosinusitis, nasal cavity polyp Medical University of South Carolina Recruiting No outcome recorded
Phase 4 NCT07343661 Comparator Oct 2025 → Oct 2026 expected asthma, eosinophilic granulomatosis with polyangiitis Azienda Ospedaliero Universitaria di Cagliari Enrolling by invitation No outcome recorded
Phase 4 NCT07187583 Comparator Jun 2025 → Mar 2028 expected chronic rhinosinusitis Rigshospitalet, Denmark Recruiting No outcome recorded
Phase 4 NCT07268313 Comparator Apr 2025 → Jun 2027 expected nasal cavity polyp Rigshospitalet, Denmark Recruiting No outcome recorded
Phase 4 NCT05942222 Comparator Apr 2023 → Apr 2026 overdue asthma, chronic rhinosinusitis, eosinophil disorder Rigshospitalet, Denmark Active not recruiting No outcome recorded

Evidence & citations 10 cited values

Every value below carries the sentence it was read from. 86 sources stand behind the page.

FieldValueCited text
Known as mepolizumab “Subjects with severe uncontrolled asthma will be assigned to treatment with Omalizumab (anti Ig E antibodies) or Mepolizumab (anti IL-5 antibodies) according to medical advice...” NCT05001529
78

“Three biologic medications have been FDA approved and available for the treatment of CRSwNP: dupilumab, omalizumab, and mepolizumab.” NCT06824649

“SB-240563 (mepolizumab) is a humanized monoclonal antibody that blocks human interleukin 5 (hIL-5) from binding to its receptor.” NCT01471327

“receiving mepolizumab (100 mg) or dupilumab (300 mg) every 4 weeks” NCT07187583

NCT04718389

NCT03055195

NCT02594332

NCT01366521

NCT03292588

NCT00802438

NCT04128371

NCT05598814

NCT02654145

NCT01362244

NCT02135692

NCT03306043

NCT07200336

NCT07343661

NCT05902325

NCT04183192

NCT06501807

NCT05576454

NCT02020889

NCT03014674

NCT01463644

NCT02105961

NCT04133909

NCT06572267

NCT05895929

NCT02105948

NCT05626777

NCT01691508

NCT04607005

NCT04823585

NCT02555371

NCT04075331

NCT00266565

NCT02836496

NCT00244686

NCT03476109

NCT03085797

NCT05263934

NCT00274703

NCT02281318

NCT01842607

NCT01691521

NCT03099096

NCT03656380

NCT05942222

NCT01705795

NCT05320939

NCT04965636

NCT06041386

NCT01691859

NCT03562195

NCT04765722

NCT04585997

NCT05189613

NCT01000506

NCT03021304

NCT02377427

NCT06107101

NCT05642806

NCT05923047

NCT05138250

NCT01520051

NCT00716651

NCT03298061

NCT05979051

NCT04276233

NCT04157348

NCT04305678

NCT00527566

NCT00086658

NCT04228588

NCT00358449

NCT05030155

NCT00097370

NCT04412044

Known as Bosatria ChEMBL registry synonym — accepted as the source's own label CHEMBL2108429
Known as MEPO “who received mepolizumab (MEPO) for the treatment of severe EA.” PMID 32994855 Sep 2020
Known as Mepolizumab, SB240563 Mepolizumab, SB240563NCT01520051
Known as Nucala “This is a prospective, real-world, single arm, global, multi-centre study to evaluate the effect of timely treatment with mepolizumab (NUCALA) to achieve clinical remission in...” NCT06041386
7

“All subjects enrolled in this study were randomly assigned to receive BAT2606 or mepolizumab (European-sourced Nucala [Nucala-EU] and US-sourced Nucala [Nucala-US]) at a 1:1:1 ratio.” PMID 40786037 Jul 2025

“Mepolizumab 100 MG Injection [Nucala]” NCT07343661

“Mepolizumab Injection [Nucala]” NCT04412044

“Mepolizumab 100 MG [Nucala]” NCT04228588

NCT07268313

NCT05353179

NCT03494881

Known as SB240563 “Mepolizumab (SB-240563) is a humanized monoclonal antibody (Immunoglobulin G1, kappa, mAb) that blocks human interleukin-5 (hIL-5) from binding to the interleukin (IL)-5...” NCT03014674
6

“Mepolizumab (SB-240563) is a humanized monoclonal antibody that blocks human interleukin 5 (IL-5) from binding to its receptor.” NCT01366521

“Intravenous Mepolizumab (SB240563)(0.55mg/kg, 2.5mg/kg or 10mg/kg) in Pediatric Subjects With Eosinophilic Esophagitis” NCT00358449

“Mepolizumab (SB240563) is an Immunoglobulin G 1 \[IgG1\], kappa humanized monoclonal antibody” NCT03085797

“mepolizumab (SB-240563) in reducing the need for surgery” NCT01362244

NCT00292877

NCT01471327

Action Inhibit “Mepolizumab is a humanized monoclonal antibody that binds specifically to human interleukin 5 (hIL-5) and inhibits its activity.” NCT00086658
Modality Monoclonal antibody “Mepolizumab is a humanized monoclonal antibody that binds specifically to human interleukin 5 (hIL-5) and inhibits its activity.” NCT00086658
Route Intravenous “750 mg intravenously” NCT00086658
Target IL5 “Mepolizumab is a humanized monoclonal antibody that binds specifically to human interleukin 5 (hIL-5) and inhibits its activity.” NCT00086658