A phase I, single-center, randomized, double-blind, placebo-controlled single dose escalation study, and a positive-controlled multiple dose extension study to evaluate the safety, tolerance, pharmacokinetics and immunogenicity of recombinant human albumin injection in healthy subjects
This study was to evaluate the safety, tolerability, pharmacokinetics and immunogenicity of recombinant human albumin injection in healthy volunteers. The safety, tolerance, pharmacokinetics and immunogenicity of recombinant human albumin injection were evaluated in a single center, randomized, double-blind, placebo-controlled single dose incremental trial in healthy volunteers. The study was divided into two stages: the first stage was a single dose and dose increasing stage (including 5 dose groups with increasing dose, and each group was set with placebo control); the second stage was multiple administration stage (with positive control). The safety, tolerance, pharmacokinetics, immunogenicity and other early clinical data of recombinant human albumin were collected and analyzed in the two stages. The initial dose was 1.25g. The highest dose group was set at 30g. The dose groups of 1.25, 5, 10, 20 and 30 g / time were preset in the single dose stage (dose increasing stage). The dosage was 10 g / Day in multiple administration stage.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
80
single dose or multiple doses of intravenous infusion
Single dose intravenous infusion of 0.9% sodium chloride injection
multiple doses of intravenous infusion
the first hospital of Jilin University
Changchun, Jilin, China
Safety and tolerance
AE
Time frame: Day 1-Day 57 for single doses study. Day 1-Day 106 for multiple doses study.
PK parameters
Maximum Plasma Concentration(Cmax)
Time frame: Day 1-Day 57 for single doses study. Day 1-Day 106 for multiple doses study.
PK parameters
time to Maximum Plasma Concentration(Tmax)
Time frame: Day 1-Day 57 for single doses study. Day 1-Day 106 for multiple doses study.
PK parameters
half life (t1/2)
Time frame: Day 1-Day 57 for single doses study. Day 1-Day 106 for multiple doses study.
Pharmacodynamic parameters
Red blood cell specific volume
Time frame: Day 1-Day 57 for single doses study. Day 1-Day 106 for multiple doses study.
Pharmacodynamic parameters
Plasma colloid osmotic pressure
Time frame: Day 1-Day 57 for single doses study. Day 1-Day 106 for multiple doses study.
Immunogenicity
Percentage of patients with positive reaction
Time frame: Day 1-Day 57 for single doses study. Day 1-Day 106 for multiple doses study.
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