Celltrion Develops Tailor-made Neutralising Antibody Cocktail Therapy with CT-P59 to Deal with COVID-19 Variant Unfold Utilizing Its Antibody Growth Platform

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  • Celltrion is on observe growing a neutralising antibody cocktail with Regdanvimab (CT-P59) tailor-made to struggle in opposition to the rising new variants
  • CT-P59 demonstrated neutralising functionality in opposition to key rising mutations, together with the UK variant along with six variant genome mutations of SARS-CoV-2
  • Celltrion has constructed a COVID-19 antibody portfolio and scientific growth platform to assist fight the unfold of the virus mutations

INCHEON, Korea — Celltrion Group right this moment introduced that CT-P59, an anti-COVID-19 monoclonal antibody remedy candidate, has confirmed neutralising efficiency in opposition to rising virus mutations and that the corporate has initiated growth of a neutralising antibody cocktail remedy with CT-P59.

The Korea Illness Management and Prevention Company (KDCA) has assessed and independently confirmed that CT-P59 efficiently neutralises the SARS-CoV-2 variants first recognized within the UK (B.1.1.7) along with the beforehand recognized six variant genome mutations of SARS-CoV-2 (variants S·L·V·G·GH·GR). In addition they added that cocktail remedy of CT-P59 with one other monoclonal antibody candidate demonstrated neutralising functionality in opposition to the UK (B.1.1.7) and South African (B.1.351) variants.


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As of 19 January 2021, in keeping with media and official sources, roughly 2,000 instances of the variant VOC 202012/01 (Variant of Concern, yr 2020, month 12, variant 01, beforehand designated VUI, Variant beneath Investigation) had been recognized in 60 international locations. Within the EU/EEA, about 1,300 instances have been recognized in 23 international locations. Exterior the EU/EEA, roughly 700 instances have been recognized in 37 international locations.1

With the intention to elicit potent neutralising antibodies in opposition to the brand new rising variants and to minimise lead time for introducing cocktail therapies with CT-P59, Celltrion beforehand captured a complete of 38 potent neutralising antibodies in opposition to SARS-CoV-2 wherein antibody candidate No. 32 produced neutralising titres in opposition to new rising strains within the UK and South Africa. Utilizing an already constructed antibody portfolio and inspired by confirmed efficiency on varied mutants, Celltrion has commenced the event of a neutralising antibody cocktail with CT-P59 in opposition to new rising variants of SARS-CoV-2.

So far, CT-P59 has been proven to considerably cut back the chance of COVID-19 associated hospitalisation and oxygenation as much as Day 28, cut back charge of development to extreme COVID-19 by 54% for sufferers with mild-to-moderate signs and 68% for reasonable sufferers aged 50 years and over, and considerably shorten the time to scientific restoration starting from 3.Four to six.Four days faster in comparison with placebo. A world Part III scientific trial is at the moment recruiting and is predicted to enroll 1,172 sufferers with mild-to-moderate signs of COVID-19 at greater than 10 world websites to judge the efficacy and security of CT-P59.

World Principal Investigator Professor Adrian Streinu-Cercel, MD, PhD, Professor of Infectious Ailments on the Carol Davila College of Medication and Pharmacy, Bucharest, Romania, stated, “CT-P59 has demonstrated its capacity to shorten time to scientific restoration and cut back charge of development to extreme COVID-19. From the scientific trial, one in all my sufferers with COVID-19 aged 85 and with an underlying situation, has recovered from the virus inside 48 hours of being handled with CT-P59. The antibody remedy candidate can be most helpful inside 3-5 days of testing optimistic for the virus. It will tremendously help efforts to handle the present burden on healthcare methods and sources.”

Notes to Editors:

About Celltrion Healthcare


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Celltrion Healthcare is dedicated to delivering progressive and inexpensive medicines to advertise sufferers’ entry to superior therapies. Its merchandise are manufactured at state-of-the-art mammalian cell tradition services, designed and constructed to adjust to the US FDA cGMP and the EU GMP tips. Celltrion Healthcare endeavours to supply high-quality cost-effective options by an intensive world community that spans greater than 110 totally different international locations. For extra data please go to: https://www.celltrionhealthcare.com/en-us.

About CT-P59 (Regdanvimab)

CT-P59 was recognized as a possible remedy for COVID-19 by screening of antibody candidates and choosing those who confirmed the best efficiency in neutralising the SARS-CoV-2 virus. The mutated G-variant pressure (D614G variant) was later recognized and confirmed to be inactivated by CT-P59. In pre-clinical knowledge the remedy candidate demonstrated a 100-fold discount in viral load of SARS-CoV-2, in addition to a discount in lung irritation. Outcomes from the worldwide Part I scientific trial of CT-P59 demonstrated promising security, tolerability, antiviral impact and efficacy profile in sufferers with delicate signs of COVID-19.2


Sure data set forth on this press launch comprises statements associated to our future enterprise and monetary efficiency and future occasions or developments involving Celltrion/Celltrion Healthcare that will represent forward-looking statements, beneath pertinent securities legal guidelines.

These statements could also be recognized by phrases comparable to “prepares”, “hopes to”, “upcoming”, ”plans to”, “goals to”, “to be launched”, “is making ready, “as soon as gained”, “might”, “with the purpose of”, “might”, “as soon as recognized”, “will”, “working in direction of”, “is due”, “turn into accessible”, “has potential to”, the destructive of those phrases or such different variations thereon or comparable terminology.

As well as, our representatives might make oral forward-looking statements. Such statements are based mostly on the present expectations and sure assumptions of Celltrion/Celltrion Healthcare’s administration, of which many are past its management.

Ahead-looking statements are supplied to permit potential traders the chance to know administration’s beliefs and opinions in respect of the longer term in order that they could use such beliefs and opinions as one consider evaluating an funding. These statements will not be ensures of future efficiency and undue reliance shouldn’t be positioned on them.


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Such forward-looking statements essentially contain recognized and unknown dangers and uncertainties, which can trigger precise efficiency and monetary leads to future intervals to vary materially from any projections of future efficiency or end result expressed or implied by such forward-looking statements.

Though forward-looking statements contained on this presentation are based mostly upon what administration of Celltrion/Celltrion Healthcare believes are cheap assumptions, there will be no assurance that forward-looking statements will show to be correct, as precise outcomes and future occasions might differ materially from these anticipated in such statements. Celltrion/Celltrion Healthcare undertakes no obligation to replace forward-looking statements if circumstances or administration’s estimates or opinions ought to change besides as required by relevant securities legal guidelines. The reader is cautioned to not place undue reliance on forward-looking statements.


1 Danger associated to the unfold of recent SARS-CoV-2 variants of concern within the EU/EEA – first replace 21 January 2021, European Heart for Illness Prevention and Management. [Last accessed February 2021]

2 Celltrion Information on file




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