Drugs / PORUSTOBART
last change Jun 2026 re-read 2 minutes ago

PORUSTOBART

also known as HBM4003

Monoclonal antibody targets CTLA4

Developed for
cancer · neoplasm · neuroendocrine neoplasm
Investigated by
Harbour BioMed (Guangzhou) Co. Ltd. · Harbour BioMed US, Inc.

Trials 5 · a red edge is where a trial was stopped

PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 1 NCT05167071 Dec 2021 → Sep 2025 overdue cancer, neuroendocrine neoplasm Harbour BioMed (Guangzhou) Co. Ltd. Active not recruiting No outcome recorded
Phase 1 NCT05149027 Dec 2021 → May 2024 cancer Harbour BioMed (Guangzhou) Co. Ltd. Unknown No outcome recorded
Phase 1 NCT04866485 Jun 2021 → Feb 2023 neoplasm Harbour BioMed (Guangzhou) Co. Ltd. Unknown No outcome recorded
Phase 1 NCT04727164 Feb 2021 → Nov 2023 cancer Harbour BioMed (Guangzhou) Co. Ltd. Unknown No outcome recorded
Phase 1 NCT04135261 Sep 2019 → Jan 2023 neoplasm Harbour BioMed US, Inc. Completed No outcome recorded

Evidence & citations 6 cited values

Every value below carries the sentence it was read from. 8 sources stand behind the page.

FieldValueCited text
Known as PORUSTOBART ChEMBL registry synonym — accepted as the source's own label CHEMBL5095342
Known as HBM4003 ClinicalTrials.gov intervention name — accepted as the source's own label NCT04135261
4

NCT04727164

NCT05149027

NCT04866485

NCT05167071

Action Deplete “designed to enhance Treg ablation and antibody-dependent cell-mediated cytotoxicity” PMID 39366752 Oct 2024
Modality Monoclonal antibody “a novel fully human anti-CTLA-4 monoclonal antibodyPMID 40521168 Jun 2025
Route Intravenous Intravenous (IV) administration” NCT04135261
Target CTLA4 “anti-CTLA-4” PMID 39366752 Oct 2024