Drugs / ibalizumab
last change Jul 2026 re-read 9 days ago

ibalizumab

also known as HU5A8 · ibalizumab-uiyk · TNX-355 · Trogarzo

Monoclonal antibody targets CD4 via inhibition

Developed for
HIV infectious disease
Investigated by
TaiMed Biologics Inc. · Westat · Aaron Diamond AIDS Research Center · Bill and Melinda Gates Foundation · Kaiser Permanente · Tanox
+1 more · University of Colorado, Denver

Regulatory milestones approvals, filings & regulatory actions · 5 recorded

MilestoneJurisdictionBrandIndicationDateSentence it was read from
Filed multidrug-resistant tuberculosis 1 milestone
Filed Other Trogarzo® multidrug-resistant tuberculosis 2025-12-04

“has officially submitted the registration dossier for TaiMed's innovative HIV therapy Trogarzo® (ibalizumab) to the Saudi Food and Drug Authority (SFDA)” taimedbiologics.com ↗

Withdrawn Indication not stated 4 milestones
Withdrawn EU (EMA) Trogarzo — 2023-01-01 europa.eu ↗
Label expansion US (FDA) TROGARZO — 2022-10-03 fda.gov ↗
Approved EU (EMA) Trogarzo — 2019-09-26 europa.eu ↗
Approved US (FDA) TROGARZO — 2018-03-06 fda.gov ↗

Trials 7

200420052006200720082009201020112012201320142015201620172018201920202021202220232024202520262027
PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 11 trial
Phase 1 NCT01292174 Feb 2011 → Sep 2012 — TaiMed Biologics Inc. Completed No outcome recorded
Phase 22 trials
Phase 2 NCT01056393 Nov 2009 → Dec 2016 HIV infectious disease Kaiser Permanente Completed No outcome recorded
Phase 2 NCT00089700 Mar 2004 → ? HIV infectious disease Tanox Unknown No outcome recorded
Phase 33 trials · 1 met primary
Phase 3 NCT03913195 May 2019 → Oct 2022 HIV infectious disease TaiMed Biologics Inc. Completed No outcome recorded
Phase 3 NCT02707861 Mar 2016 → Nov 2018 HIV infectious disease TaiMed Biologics Inc. Completed No outcome recorded
Phase 3 NCT02475629 Aug 2015 → Oct 2016 HIV infectious disease TaiMed Biologics Inc. Completed Met primary
Phase not stated1 trial
— NCT02028819 Jan 2012 → Feb 2014 HIV infectious disease University of Colorado, Denver No longer available No outcome recorded
Comparator or background therapy1 trial
Phase 2 NCT00784147 Comparator Aug 2008 → Apr 2011 HIV infectious disease TaiMed Biologics Inc. Completed No outcome recorded

News releases announcing trial results or a regulatory action · 6

DateIssuerRelease
2026-07-06 TaiMed Biologics Inc. Regulatory TaiMed Biologics (4147) Receives TFDA Drug License Collection Notice for Trogarzo, Marking the Final Step Toward Commercial Launch in Taiwan taimedbiologics.com ↗
TaiMed Biologics (TPEX: 4147) announced today that its HIV therapy Trogarzo (ibalizumab; English name: Trogarzo Injection; Chinese name: 佐加洛注射劑) has officially received a Drug License Collection Notice from the Taiwan Food and Drug Administration (TFDA).
2026-06-01 TaiMed Biologics Inc. Regulatory TaiMed Biologics (4147) Achieves Key Milestone for Trogarzo Launch in Taiwan; Partner Orient Pharma (4120) Secures TFDA Name Approval taimedbiologics.com ↗
Its commercialization partner, Orient Pharma Co., Ltd. (“Orient Pharma”; TPEX: 4120), has received an Approval Letter from the Taiwan Food and Drug Administration (TFDA), formally approving the English and Chinese product names for Trogarzo.
2025-12-04 TaiMed Biologics Inc. Regulatory TaiMed Biologics (4147) Announces its Marketing Partner AcedrA BioPharmaceuticals Submitted registration dossier for the biological product Trogarzo® to the Saudi Food and Drug Authority(SFDA) taimedbiologics.com ↗
TaiMed Biologics (TPEX: 4147) announced today that its marketing partner, AcedrA BioPharmaceuticals, has officially submitted the registration dossier for TaiMed's innovative HIV therapy Trogarzo® (ibalizumab) to the Saudi Food and Drug Authority (SFDA) .
2025-10-20 TaiMed Biologics Inc. Regulatory Saudi Food and Drug Authority (SFDA) Grants Orphan Drug Designation to TaiMed Biologics' HIV treatment, Trogarzo - a Monoclonal Antibody for Multidrug-Resistant HIV-1 Infection taimedbiologics.com ↗
This recognition marks a significant regulatory milestone, as Trogarzo received Orphan Drug Designation.
2025-04-02 TaiMed Biologics Inc. Regulatory Macau Pharmaceutical Administration Bureau Approves TaiMed Bologics’ Trogarzo as the First and Only Monoclonal Antibody for the Treatment of HIV taimedbiologics.com ↗
TaiMed Biologics is proud to announce that Macau Pharmaceutical Administration Bureau approves Trogarzo Biological License Application (BLA) per the notice from Wuzhou Drug International Trading Co., Ltd., (hereinafter called “WUZHOU”).
2025-03-13 TaiMed Biologics Inc. Results TaiMed marketing partner, Theratechnologies Inc announcement of presentation from Virologic Suppression Data from the PROMISE-US Trial of Ibalizumab at CROI taimedbiologics.com ↗
TaiMed marketing partner, Theratechnologies Inc. today presented data from a real-world, observational, registry study demonstrating the efficacy and safety of ibalizumab in reducing HIV RNA to undetectable levels in heavily treatment-experienced (HTE) patients with multidrug resistant HIV.

All press releases naming this drug 18 releases

DateIssuerRelease

Evidence & citations 9 cited values

Every value below carries the sentence it was read from. 9 sources stand behind the page.

FieldValueCited text
Known as ibalizumab ClinicalTrials.gov intervention name — accepted as the source's own label NCT01056393 ↗
5

NCT02028819 ↗

NCT01292174 ↗

NCT02707861 ↗

NCT02475629 ↗

NCT00784147 ↗

Known as HU5A8 ChEMBL registry synonym — accepted as the source's own label CHEMBL1743029 ↗
Known as ibalizumab-uiyk ClinicalTrials.gov intervention name — accepted as the source's own label NCT03913195 ↗
Known as TNX-355 ClinicalTrials.gov intervention name — accepted as the source's own label NCT00089700 ↗
Known as Trogarzo ChEMBL registry synonym — accepted as the source's own label CHEMBL1743029 ↗
Action Inhibit “suppresses HIV replication by blocking entry of HIV into CD4+ lymphocytes” NCT02028819 ↗
Modality Monoclonal antibody “ibalizumab, is a humanized IgG4 monoclonal antibody administered via intravenous infusion” NCT00784147 ↗
Route Intravenous “intravenous infusions of TNX-355, 15 mg/kg” NCT00089700 ↗
Target CD4 “directed against a human T-cell receptor (CD4)” NCT02028819 ↗