ArkBio Launches Phase II Study for Innovative RSV Preventative Antibody AK0610

ArkBio Launches Phase II Clinical Trial for AK0610



Shanghai Ark Biopharmaceutical Co., Ltd., known as ArkBio, has announced the start of a pivotal Phase II clinical trial for its innovative monoclonal antibody, AK0610, aimed at preventing respiratory syncytial virus (RSV) infections. This advancement solidifies ArkBio's commitment to developing innovative treatments for respiratory diseases, particularly in infants.

Background on RSV


Respiratory syncytial virus is a significant cause of lower respiratory infections in children under five, with more than 80% of children infected before their first birthday. Among those infected, one-third may develop serious conditions like bronchiolitis or pneumonia. The urgency for preventive measures is especially pronounced in China, where a high infant population and ongoing prevalence of RSV contributes to a substantial healthcare challenge.

Trial Details


The Phase II trial is designed as a multicenter, randomized, double-blind, placebo-controlled study, focusing on evaluating the safety, tolerability, and pharmacokinetics of AK0610. The trial will take place at five centers across China, conducted under the expertise of notable professors, including Xin Ni from Beijing Children's Hospital and Hanmin Liu from West China Second Hospital.

AK0610 targets the pre-fusion F protein of RSV and has been engineered to enhance its durability. Preliminary studies demonstrate its powerful neutralizing activity against various RSV strains, particularly the RSV B variety. Remarkably, a single dose of AK0610 is expected to offer season-long protection, marking it as a potential new standard in RSV preventive care.

In earlier Phase I trials involving healthy adults, AK0610 showed an excellent safety profile and favorable pharmacokinetics, raising optimism about its clinical applications for infants. Given that infants, especially those born preterm, are at a heightened risk for severe RSV complications, this drug holds promise in reducing hospitalization rates.

Expert Insights


Professor Xin Ni emphasized the critical need for effective preventive strategies tailored for infants, particularly highlighting the burden RSV places on families and healthcare resources. The initiation of the AK0610 trial is viewed as a significant stride toward addressing these challenges, aiming to provide durable protection against RSV.

Professor Hanmin Liu also acknowledged the unique mechanism of action of AK0610, noting its potential as a strong candidate for RSV prevention due to its long-lasting effects. The meticulous design of the Phase II study aims to generate vital safety and pharmacokinetic data, laying the groundwork for future pivotal trials.

About ArkBio


Founded in 2014, ArkBio is focused on creating groundbreaking therapeutics for respiratory, infectious, and pediatric diseases. The company's advancements include ziresovir, the first antiviral treatment for RSV with positive Phase III results, and the ADHD therapeutic AK0901. ArkBio also collaborates with leading multinational pharmaceutical companies and research institutions to expand its innovative drug pipeline.

As they embark on this significant clinical trial, ArkBio is poised to influence RSV prevention not only in China but potentially worldwide, with the intent of safeguarding the health of infants everywhere. For more detailed inquiries regarding their ongoing research and development initiatives, visit their official website: ArkBio.

Topics Health)

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