Drugs / Gefurulimab
last change Oct 2025 re-read 2 minutes ago

Gefurulimab

also known as ALXN1720

Monoclonal antibody

Developed for
generalized myasthenia gravis
Investigated by
Alexion Pharmaceuticals, Inc. · Parexel

Trials 6 · a red edge is where a trial was stopped

PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 14 trials
Phase 1 NCT06677138 Oct 2024 → Mar 2025 Alexion Pharmaceuticals, Inc. Completed No outcome recorded
Phase 1 NCT06208488 Nov 2023 → Sep 2024 Alexion Pharmaceuticals, Inc. Completed No outcome recorded
Phase 1 NCT05314231 Jun 2022 → May 2023 proteinuria Alexion Pharmaceuticals, Inc. Completed No outcome recorded
Phase 1 NCT04920370 Sep 2019 → Nov 2021 Alexion Pharmaceuticals, Inc. Completed No outcome recorded
Phase 32 trials
Phase 3 NCT06607627 Nov 2024 → Dec 2026 expected generalized myasthenia gravis Alexion Pharmaceuticals, Inc. Recruiting No outcome recorded
Phase 3 NCT05556096 Nov 2022 → May 2025 overdue generalized myasthenia gravis Alexion Pharmaceuticals, Inc. Active not recruiting No outcome recorded

Press releases naming this drug 2 releases

DateIssuerRelease
2025-10-30 AstraZeneca Gefurulimab demonstrates statistically significant and clinically meaningful improvement in Myasthenia Gravis Activities of Daily Living (MG-ADL) at week 26 with clinically meaningful improvement seen as early as week one in adults with gMG in PREVAIL Phase III trial astrazeneca.com
2025-07-24 AstraZeneca Gefurulimab dual-binding nanobody demonstrated statistically significant and clinically meaningful improvement in functional activities of daily living in adults with generalised myasthenia gravis in PREVAIL Phase III trial astrazeneca.com

Evidence & citations 4 cited values

Every value below carries the sentence it was read from. 7 sources stand behind the page.

FieldValueCited text
Known as Gefurulimab ClinicalTrials.gov intervention name — accepted as the source's own label NCT06607627
2

NCT06208488

NCT06677138

Known as ALXN1720 “A Phase 1 Study to Evaluate the Pharmacokinetics, Pharmacodynamics, Safety, and Immunogenicity of Gefurulimab (ALXN1720) in Healthy Chinese Adults” NCT06677138
3

NCT04920370

NCT05556096

NCT05314231

Modality Monoclonal antibody CHEMBL5095307
Route Subcutaneous “ALXN1720 will be administered via SC route.” NCT04920370