About this trial
This is a randomized, double-blind phase II clinical study to evaluate the efficacy and safety of AK139 in the treatment of participants with moderate to severe asthma.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Diagnosed with asthma at least one year;
Evidence of the reversibility of airflow limitation meets the requirements of the protocol;
Pre-bronchodilator forced expiratory volume (FEV1) meets the requirements of the protocol at screening and baseline;
Asthma Control Questionnaire 5-question version (ACQ-5) score≥1.5 at screening and baseline;
Disqualifiers
Concomitant respiratory diseases that, as determined by investigators, may affect the evaluation of therapeutic effects or safety of the investigational product;
A participant who experiences a severe asthma exacerbation at any time from 4 weeks prior to the screening up to and including the baseline;
Allergic to any component of the investigational product or intolerant to basis treatment;
Ongoing use of prohibited treatments. Washout periods detailed in the protocol have to be adhered to;
Trial design
Parallel
Treatments tested in this trial
AK139
DrugAK139 regimen 1- subcutaneous injection.
AK139
DrugAK139 regimen 2- subcutaneous injection.
AK139
DrugAK139 regimen 3- subcutaneous injection.
Placebo
Drugsubcutaneous injection.
Treatment groups
Trial outcomes
Primary outcomes
Absolute change from baseline in pre-bronchodilator FEV1
Absolute change and percent change from baseline in FENO
Secondary outcomes
Adverse events (AEs), serious adverse events(SAEs)
Serum AK139 concentration
Immunogenicity characteristics of AK139
Number of participants with detectable anti-drug antibodies (ADA) and neutralizing antibodies (Nab) after treatment.
This trial is not recruiting at the moment. You can still explore other options: