This study is a phase Ib/II clinical trial conducted in Chinese adult asthmatic subjects to evaluate the preliminary efficacy and safety of MG-K10 humanized monoclonal antibody injection in the treatment of asthma.
The study was conducted in two phases: the Phase Ib study focused on the safety and tolerability of MG-K10 in adult asthma subjects. Phase II study focused on the preliminary efficacy in adults with moderate to severe asthma.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
QUADRUPLE
Enrollment
180
The First Affiliated Hospital of Guangzhou Medical University
Guangzhou, Guangdong, China
RECRUITINGAbsolute Change from baseline in pre-bronchodilator FEV1
Absolute change from baseline in pre-bronchodilator FEV1 in each study group at 12 week of MG-K10 treatment compared with placebo
Time frame: 12 week
Absolute Change from baseline in pre-bronchodilator FEV1
Absolute change from baseline in pre-bronchodilator FEV1 in each study group at 4,8,16,20,24,28,32 week of MG-K10 treatment compared with placebo
Time frame: 4,8,16,20,24,28,32 week
Percent change from baseline in pre-bronchodilator FEV1
at 4,8,16,20,24,28,32 week of MG-K10 treatment compared with placebo,Percent change from baseline in pre-bronchodilator FEV1
Time frame: 4,8,16,20,24,28,32 week
peak morning and evening expiratory flow (PEF)
Change from peak morning and evening expiratory flow (PEF) compared with baseline (absolute and percentage)
Time frame: 4,8,12,16,20,24,28,32 week
the Annualized rate of severe asthma acute event
The annualized rate of severe asthma acute event within 24 weeks and 25 to 32 weeks of treatment
Time frame: 24 weeks and 25 to 32 weeks
Annualized rate of the event of loss of asthma control (LOAC)
the annualized rate of the event of loss of asthma control (LOAC) at 24 weeks and 25 to 32 weeks of treatment
Time frame: 24 weeks and 25 to 32 weeks
Time of the first severe asthma acute event
Time of the first severe asthma acute event
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Time frame: 32 weeks
Time of first loss of asthma control (LOAC)
Time of first loss of asthma control (LOAC)
Time frame: 32weeks
asthma Control Questionnaire 5 (ACQ-5 score 0-30) changes in score
There are 5 questions in ACQ5, It is a questionnaire used to evaluate the degree of asthma control. Each question is scored from 0 to 6 (on a 7-point scale) according to its severity. The higher the score, the less satisfactory symptom control
Time frame: 4, 8, 12, 16, 20, 24, 28, and 32 weeks
Morning/evening asthma symptom score
Patients will record total symptom scores in morning(a 0-4 scale, with 0=no symptoms, 4=inability to fall asleep at night due to symptoms) and evening (a 0-4 scale, with 0=no symptoms, 4=severe symptoms, unable to work or perform daily activities)
Time frame: 24 and 32 week
Daily use of first aid medicine spray
Daily use of first aid medicine spray compared with baseline
Time frame: 24 and 32 week
Incidence of Adverse events (AEs)
Incidence of AEs, including any abnormal physical examinations, abnormal vital signs, abnormal ECG, and abnormal lab testing
Time frame: 32 weeks
Pharmacokinetic concentration
To evaluate the Pharmacokinetic concentration of MG-K10 for each dose group. Population pharmacokinetic analysis is performed using a nonlinear mixed-effects model
Time frame: 32 weeks
Fractional exhaled nitric oxide (FeNO)
At each evaluation time point, the changes of Fractional exhaled nitric oxide(FeNO) were compared with baseline in each group
Time frame: 32 weeks
thymus activation regulated chemokine (TARC)
At each evaluation time point, the changes of thymus activation regulated chemokine (TARC) were compared with baseline in each group
Time frame: 32 weeks
serum immunoglobulin E (IgE)
At each evaluation time point, the changes of serum immunoglobulin E (IgE)were compared with baseline in each group
Time frame: 32 weeks
Anti-drug antibodies (ADAs) and neutralizing antibodies (Nabs)
Incidence of anti-drug antibodies (ADAs) and neutralizing antibodies (Nabs) (if applicable)
Time frame: 32 weeks