Drugs / regdanvimab
last change Apr 2025 re-read 9 days ago

regdanvimab

also known as CT-P59 · Regkirona

Monoclonal antibody

Developed for
COVID-19
Investigated by
Celltrion

Regulatory milestones approvals, filings & regulatory actions · 3 recorded

MilestoneJurisdictionBrandIndicationDateSentence it was read from
Filed COVID-19 1 milestone
Filed EU (EMA) — COVID-19 2021-09-23

“Celltrion Group today announced it has submitted a Marketing Authorisation Application (MAA) to the European Medicines Agency (EMA) seeking approval of regdanvimab (CT-P59)” celltrion.com ↗

“Celltrion submits Marketing Authorisation Application to the European Medicines Agency for regdanvimab (CT-P59)” celltrion.com ↗

Withdrawn Indication not stated 2 milestones
Withdrawn EU (EMA) Regkirona — 2025-04-14 europa.eu ↗
Approved EU (EMA) Regkirona — 2021-11-12 europa.eu ↗

Trials 3

202120222023202420252026
PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 12 trials
Phase 1 NCT04593641 Sep → Oct 2020 COVID-19 Celltrion Completed No outcome recorded
Phase 1 NCT04525079 Jul → Aug 2020 COVID-19 Celltrion Completed No outcome recorded
Phase 2/31 trial · 1 met primary
Phase 2/3 NCT04602000 Oct 2020 → May 2021 COVID-19 Celltrion Completed Met primary
Comparator or background therapy1 trial
Phase 4 NCT05982704 Comparator Aug → Sep 2022 COVID-19 City Clinical Hospital No.52 of Moscow Healthcare Department Unknown No outcome recorded

News releases announcing trial results or a regulatory action · 26

DateIssuerRelease
2022-02-07 Celltrion Regulatory Celltrion Submits IND Application to Initiate a Global Phase III Clinical Trial Evaluating an Inhaled COVID-19 Antibody Cocktail Therapy celltrion.com ↗
Celltrion submitted an IND application for a global Phase III clinical trial of inhaled antibody cocktail therapy with CT-P59 and CT-P63; the company expects to enrol 2,200 patients with mild-to-moderate symptoms of COVID-19
2021-12-07 Celltrion Regulatory TGA grants provisional approval for Celltrion’s regdanvimab (regkirona) celltrion.com ↗
TGA grants provisional approval for Celltrion’s regdanvimab (regkirona)
2021-11-15 Celltrion Regulatory Celltrion’s Monoclonal Antibody Treatment regdanvimab, Approved by the European Commission for the Treatment of COVID-19 celltrion.com ↗
Celltrion Group announced today that the European Commission (EC) has approved Regkirona (regdanvimab, CT-P59), one of the first monoclonal antibody treatments granted marketing authorisation from the European Medicines Agency (EMA).
2021-11-12 Celltrion Regulatory Celltrion Receives CHMP Positive Opinion for regdanvimab (CT-P59) as One of the First Monoclonal Antibodies for COVID-19 by the CHMP celltrion.com ↗
The CHMP positive opinion marks the first time a monoclonal antibody treatment for COVID-19 has received a recommendation for marketing authorisation from the EMA
2021-10-05 Celltrion Regulatory Celltrion submits Marketing Authorisation Application to the European Medicines Agency for regdanvimab (CT-P59) celltrion.com ↗
Celltrion Group today announced it has submitted a Marketing Authorisation Application (MAA) to the European Medicines Agency (EMA) seeking approval of regdanvimab (CT-P59), a monoclonal antibody treatment for COVID-19.
2021-09-18 Celltrion Regulatory Celltrion’s regdanvimab (CT-P59) becomes the first authorized COVID-19 treatment approved from the Korean MFDS celltrion.com ↗
This marks the first time a monoclonal antibody treatment for COVID-19 has received a full approval to treat patients with COVID-19 from the Korean MFDS.
2021-08-12 Celltrion Regulatory Brazilian Health Regulatory Agency (ANVISA) grants emergency use authorisation (EUA) for Celltrion’s regdanvimab (CT-P59) celltrion.com ↗
2021-08-02 Dexa Medica Group Results Regdanvimab Reduced The Risk of COVID-19-related Hospitalization or Death for Patients with Comorbidities dexagroup.com ↗
According to clinical studies, regdanvimab (RegkironaTM) significantly reduced the risk of COVID-19 related hospitalization or death by 72% for patients at high risk of progressing to severe COVID-19 by day 28.
2021-07-16 Celltrion Results Celltrion’s monoclonal antibody treatment for COVID-19, regdanvimab (CT-P59), demonstrates strong neutralising activity against Delta variant celltrion.com ↗
Celltrion Group today announced new results from an in vivo efficacy study showing that regdanvimab (CT-P59) has a strong neutralising effect against the rapidly spreading Delta variant (B.1.617.2, first identified in India).
2021-07-05 Celltrion Results Celltrion’s monoclonal antibody treatment for COVID-19, regdanvimab, demonstrates efficacy in neutralising against Gamma variant (P.1, Brazil variant) celltrion.com ↗
The study demonstrated that CT-P59 treatment results in a significant reduction in viral load from lungs and 100% survival rate from COVID-19 compared to placebo animal model of 0%.
2021-06-14 Celltrion Results Celltrion announces positive top-line results from global Phase III trial of regdanvimab (CT-P59), an anti-COVID-19 monoclonal antibody treatment celltrion.com ↗
Celltrion Group today announced top-line efficacy and safety data from the global Phase III clinical trial, demonstrating that anti-COVID-19 monoclonal antibody treatment candidate, regdanvimab (CT-P59), met all primary and key secondary endpoints in patients with mild- to- moderate symptoms of COVID-19 (n=1,315).
2021-05-18 Celltrion Results Celltrion Confirms Neutralising Potency Against Emerging SARS-CoV-2 Variants With Anti-COVID-19 Monoclonal Antibody Treatment regdanvimab (CT-P59) celltrion.com ↗
The monoclonal antibody candidate CT-P59 demonstrated strong neutralising capability against the New York (B.1.526) and Nigeria (B.1.525) variants and produced neutralising titers against the Indian variant (B.1.617) in an in-vitro pseudo virus assay.

All press releases naming this drug 29 releases

DateIssuerRelease

Evidence & citations 5 cited values

Every value below carries the sentence it was read from. 6 sources stand behind the page.

FieldValueCited text
Known as regdanvimab “CT-P59 (regdanvimab), a SARS-CoV-2 neutralizing monoclonal antibody, was examined in 2 randomized, double-blind, placebo-controlled, single ascending dose, Phase I studies.” PMID 34551869 ↗ Aug 2021
1

NCT05982704 ↗

Known as CT-P59 ClinicalTrials.gov intervention name — accepted as the source's own label NCT04525079 ↗
2

NCT04593641 ↗

NCT04602000 ↗

Known as Regkirona ChEMBL registry synonym — accepted as the source's own label CHEMBL4650462 ↗
Modality Monoclonal antibody “CT-P59 (regdanvimab), a SARS-CoV-2 neutralizing monoclonal antibody” PMID 34551869 ↗ Aug 2021
Route Intravenous “CT-P59 (40 mg/kg) by IV infusion administered over 90 minutes, once (Part 1)” NCT04602000 ↗