Drugs / UB-221
last change Jan 2026 re-read 3 minutes ago

UB-221

Monoclonal antibody

Developed for
chronic idiopathic urticaria · chronic urticaria
Investigated by
United BioPharma · UBP Greater China (Shanghai) Co., Ltd

Trials 4

PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 13 trials
Phase 1 NCT04175704 Dec 2023 → Nov 2024 chronic idiopathic urticaria United BioPharma Unknown No outcome recorded
Phase 1 NCT04404023 Dec 2023 → Jun 2024 chronic idiopathic urticaria UBP Greater China (Shanghai) Co., Ltd Unknown No outcome recorded
Phase 1 NCT03632291 Apr 2019 → Jan 2021 chronic urticaria United BioPharma Completed No outcome recorded
Phase 21 trial
Phase 2 NCT05298215 Oct 2022 → Dec 2023 chronic urticaria United BioPharma Unknown No outcome recorded

Evidence & citations 4 cited values

Every value below carries the sentence it was read from. 4 sources stand behind the page.

FieldValueCited text
Known as UB-221 ClinicalTrials.gov intervention name — accepted as the source's own label NCT04175704 ↗
3

NCT04404023 ↗

NCT05298215 ↗

NCT03632291 ↗

Action Inhibit “The neutralization of soluble IgE will desensitize the activation of mast cells and basophils by inhibiting IgE cross-linking” NCT05298215 ↗
Modality Monoclonal antibody “Active ingredient: Anti-IgE monoclonal antibody” NCT04175704 ↗
Route Intravenous “Intravenous infusion” NCT03632291 ↗