This project is the stage of dose escalation, is was divided into single and multiple dose clinical study, This is a multi-center, randomized, double-blind, placebo-controlled , study to the safety, tolerability and pharmacokinetic characteristics of TQC3927 powder for inhalation in Chronic Obstructive Pulmonary Disease
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
QUADRUPLE
Enrollment
48
TQC3927 is a targeted inhibitor
A placebo without drug substance.
China Japan Friendship Hospital
Beijing, Beijing Municipality, China
Aerospace Center Hospital
Beijing, Beijing Municipality, China
The First Affiliated Hospital of Nanchang University
Nanchang, Jiangxi, China
Heze Municipal Hospital
Heze, Shandong, China
Adverse events (AE)
The occurrence of all adverse events (AE) including abnormal laboratory test indicators.
Time frame: From the use of the investigational drug until the last study visit, up to day 16
Serious adverse events (SAE)
The occurrence of all serious adverse events (SAE) .
Time frame: From the use of the investigational drug until the last study visit, up to day 16
Forced expiratory volume (FEV1) trough value changed from baseline
After administration of Day1 and Day7, the FEV1 trough value changed from baseline. The changes in FEV1 before administration of Day3 and Day5 compared to baseline.
Time frame: After administration of Day1 and Day7,before administration of Day3 and Day5
Forced vital capacity (FVC) changes compared to baseline
FVC changes compared to baseline at each lung function visit point.
Time frame: After administration of Day1 and Day7,before administration of Day3 and Day5
The peak FEV1 value changed from baseline
After administration of Day1 and Day7, the peak FEV1 value changed from baseline.
Time frame: After administration of Day1 and Day7,before administration of Day3 and Day5
The area under the FEV1 curve of the average change from baseline
The area under the FEV1 curve of the average change from baseline after administration of D1 and D7 ranges from 0-6h (AUC0-6h), 0-12h (AUC0-12h), 12-24h (AUC12-24h), 0-24h (AUC0-24h), and FVC AUC (0-24h).
Time frame: After administration of Day1 and Day7,before administration of Day3 and Day5
The change in chronic obstructive pulmonary disease (CAT) score from baseline
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Zibo Municipal Hospital
Zibo, Shandong, China
The Third People Hospital of Chengdu
Chengdu, Sichuan, China
The Second Affiliated Hospital of Wenzhou Medical University
Wenzhou, Zhejiang, China
The change in chronic obstructive pulmonary disease (CAT) score from baseline on the day after Day7 administration.
Time frame: After administration of Day1 and Day7,before administration of Day3 and Day5
Peak concentration (Cmax)
The Cmax is the maximum observed plasma concentration of study drug.
Time frame: Day1: pre-dose, at 15,30,45 minutes,1,2,4,6,8,12,24 hours after-dose, Day5: pre-dose, Day6: pre-dose, Day7: pre-dose, at 15,30,45 minutes,1,2,4,6,8,12,24,48,72 hours after-dose
Area Under the Concentration-Time Curve From 0 to Last Observation (AUC [0-t])
To characterize the pharmacokinetics of TQC3927 by assessment of area under the plasma concentration time curve from the first dose to a certain time point.
Time frame: Day1: pre-dose, at 15,30,45 minutes,1,2,4,6,8,12,24 hours after-dose, Day5: pre-dose, Day6: pre-dose, Day7: pre-dose, at 15,30,45 minutes,1,2,4,6,8,12,24,48,72 hours after-dose
Area Under the Concentration-Time Curve From Zero to Infinity (AUC [0-infinity])
To characterize the pharmacokinetics of TQC3927 by assessment of area under the plasma concentration time curve from 0 extrapolated to infinity.
Time frame: Day1: pre-dose, at 15,30,45 minutes,1,2,4,6,8,12,24 hours after-dose, Day5: pre-dose, Day6: pre-dose, Day7: pre-dose, at 15,30,45 minutes,1,2,4,6,8,12,24,48,72 hours after-dose
Time to reach maximum (peak) plasma concentration following drug administration (Tmax)
To characterize the pharmacokinetics of TQC3927 by assessment of time to reach maximum plasma concentration after single and multiple dosing.
Time frame: Day1: pre-dose, at 15,30,45 minutes,1,2,4,6,8,12,24 hours after-dose, Day5: pre-dose, Day6: pre-dose, Day7: pre-dose, at 15,30,45 minutes,1,2,4,6,8,12,24,48,72 hours after-dose
Half-life (t1/2)
Terminal phase elimination half-life (T1/2) is the time required for half of the drug to be eliminated from the plasma.
Time frame: Day1: pre-dose, at 15,30,45 minutes,1,2,4,6,8,12,24 hours after-dose, Day5: pre-dose, Day6: pre-dose, Day7: pre-dose, at 15,30,45 minutes,1,2,4,6,8,12,24,48,72 hours after-dose
Apparent volume of distribution(Vd/F)
Apparent volume of distribution of the TQC3927 in plasma
Time frame: Day1: pre-dose, at 15,30,45 minutes,1,2,4,6,8,12,24 hours after-dose, Day5: pre-dose, Day6: pre-dose, Day7: pre-dose, at 15,30,45 minutes,1,2,4,6,8,12,24,48,72 hours after-dose
Apparent clearance (CLz/F)
Drug clearance is a quantitative measure of the rate at which a drug substance is removed from the body.
Time frame: Day1: pre-dose, at 15,30,45 minutes,1,2,4,6,8,12,24 hours after-dose, Day5: pre-dose, Day6: pre-dose, Day7: pre-dose, at 15,30,45 minutes,1,2,4,6,8,12,24,48,72 hours after-dose
End elimination rate (λz)
Derived from semi logarithmic linear regression of eliminating phase concentration points.
Time frame: Day1: pre-dose, at 15,30,45 minutes,1,2,4,6,8,12,24 hours after-dose, Day5: pre-dose, Day6: pre-dose, Day7: pre-dose, at 15,30,45 minutes,1,2,4,6,8,12,24,48,72 hours after-dose
Residual area percentage (AUC_%Extrap)
Residual area percentage of the TQC3927 in plasma.
Time frame: Day1: pre-dose, at 15,30,45 minutes,1,2,4,6,8,12,24 hours after-dose, Day5: pre-dose, Day6: pre-dose, Day7: pre-dose, at 15,30,45 minutes,1,2,4,6,8,12,24,48,72 hours after-dose
Average dwell time(MRT0-t)
The average residence time from 0:00 to the last measurable concentration time point.
Time frame: Day1: pre-dose, at 15,30,45 minutes,1,2,4,6,8,12,24 hours after-dose, Day5: pre-dose, Day6: pre-dose, Day7: pre-dose, at 15,30,45 minutes,1,2,4,6,8,12,24,48,72 hours after-dose
Average dwell time(MRT0-∞)
Average residence time from 0:00 to infinity.
Time frame: Day1: pre-dose, at 15,30,45 minutes,1,2,4,6,8,12,24 hours after-dose, Day5: pre-dose, Day6: pre-dose, Day7: pre-dose, at 15,30,45 minutes,1,2,4,6,8,12,24,48,72 hours after-dose