Drugs / Itepekimab
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Itepekimab

also known as SAR440340 · REGN3500

Monoclonal antibody targets IL33 via inhibition

Developed for
chronic obstructive pulmonary disease · chronic rhinosinusitis · asthma · atopic eczema · allergic asthma · bronchiectasis
Investigated by
Regeneron Pharmaceuticals · Sanofi

Trials 18 · a red edge is where a trial was stopped

PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 14 trials
Phase 1 NCT06114238 Sep 2021 → Mar 2022 chronic obstructive pulmonary disease Sanofi Completed No outcome recorded
Phase 1 NCT03112577 Jun 2017 → Mar 2019 allergic asthma Regeneron Pharmaceuticals Completed No outcome recorded
Phase 1 NCT02999711 Feb 2017 → Aug 2018 asthma Regeneron Pharmaceuticals Completed No outcome recorded
Phase 1 NCT02958436 Aug 2016 → Jun 2017 Regeneron Pharmaceuticals Completed No outcome recorded
Phase 27 trials
Phase 2 NCT06691113 Dec 2024 → Mar 2026 overdue chronic rhinosinusitis Sanofi Active not recruiting No outcome recorded
Phase 2 NCT06280391 Feb 2024 → Sep 2025 bronchiectasis Sanofi Completed No outcome recorded
Phase 2 NCT05326412 May 2022 → Mar 2025 chronic obstructive pulmonary disease Sanofi Completed No outcome recorded
Phase 2 NCT03738423 Nov 2018 → Mar 2020 atopic eczema Regeneron Pharmaceuticals Terminated No outcome recorded
Phase 2 NCT03736967 Nov 2018 → Mar 2020 atopic eczema Regeneron Pharmaceuticals Terminated No outcome recorded
Phase 2 NCT03546907 Jul 2018 → Oct 2019 chronic obstructive pulmonary disease Sanofi Completed No outcome recorded
Phase 2 NCT03387852 Mar 2018 → Mar 2019 asthma Sanofi Completed No outcome recorded
Phase 37 trials
Phase 3 NCT07484230 May 2026 → Oct 2027 expected chronic rhinosinusitis Sanofi Not yet recruiting No outcome recorded
Phase 3 NCT07424144 Mar 2026 → Dec 2028 expected chronic rhinosinusitis Sanofi Enrolling by invitation No outcome recorded
Phase 3 NCT06834347 Feb 2025 → Oct 2026 expected chronic rhinosinusitis Sanofi Active not recruiting No outcome recorded
Phase 3 NCT06834360 Feb 2025 → Nov 2026 expected chronic rhinosinusitis Sanofi Active not recruiting No outcome recorded
Phase 3 NCT06208306 Jan 2024 → Dec 2026 expected chronic obstructive pulmonary disease Sanofi Active not recruiting No outcome recorded
Phase 3 NCT04751487 Feb 2021 → Apr 2025 chronic obstructive pulmonary disease Sanofi Completed No outcome recorded
Phase 3 NCT04701983 Dec 2020 → Apr 2025 chronic obstructive pulmonary disease Sanofi Completed No outcome recorded

Press releases naming this drug 3 releases

DateIssuerRelease
2025-05-30 Sanofi Press Release: Itepekimab met the primary endpoint in one of two COPD phase 3 studies sanofi.com
2025-05-30 Regeneron Pharmaceuticals Itepekimab Met Primary Endpoint in One of Two Chronic Obstructive Pulmonary Disease (COPD) Phase 3 Trials regeneron.com
2024-08-26 Regeneron Pharmaceuticals Latest Dupixent® (dupilumab) and Itepekimab Data at ERS Highlight Scientific Innovation and Leadership in Respiratory Diseases regeneron.com

Evidence & citations 7 cited values

Every value below carries the sentence it was read from. 18 sources stand behind the page.

FieldValueCited text
Known as Itepekimab ClinicalTrials.gov intervention name — accepted as the source's own label NCT06280391
10

NCT06208306

NCT04701983

NCT07484230

NCT05326412

NCT06834360

NCT06114238

NCT06834347

NCT07424144

NCT06691113

NCT04751487

Known as REGN3500 ClinicalTrials.gov intervention name — accepted as the source's own label NCT02958436
4

NCT03112577

NCT03738423

NCT02999711

NCT03736967

Known as SAR440340 “Drug: Itepekimab (SAR440340)” NCT06834347
9

“Itepekimab (SAR440340)” NCT07424144

“Itepekimab (SAR440340)” NCT07484230

“Itepekimab (SAR440340)” NCT06834360

“Itepekimab (SAR440340)” NCT06280391

“Itepekimab (SAR440340)” NCT06691113

“Itepekimab (SAR440340)” NCT06208306

“Itepekimab SAR440340NCT04751487

NCT03387852

NCT03546907

Action Inhibit “Itepekimab (Anti-IL-33 mAb)” NCT04701983
Modality Monoclonal antibody “Itepekimab (Anti-IL-33 mAb)” NCT04701983
Route Intravenous Intravenous (IV) use” NCT03112577
Target IL33 “Itepekimab (Anti-IL-33 mAb)” NCT04701983