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临床试验/NCT05679479
NCT05679479已完成3 期

A Multicenter, Double-blind, Randomized, Placebo-controlled, Loaded Phase III Study on the Safety and Efficacy of Meplazumab for Injection in Severe Patients With COVID-19

Jiangsu Pacific Meinuoke Bio Pharmaceutical Co Ltd1 个研究点 分布在 1 个国家目标入组 108 人开始时间: 2024年1月19日最近更新:
适应症

试验速览

阶段
3 期
状态
已完成
入组人数
108
试验地点
1
主要终点
Mortality

研究概览

简要总结

This is a multicenter, double-blind, randomized, placebo-controlled, loaded Phase III clinical study. This test is in a new coronavirus infection pneumonia diagnosis and treatment plan of 9 (trial version) "(SoC), on the basis of the standard treatments according to the results of clinical studies have been obtained, using a dose of 0.2 mg/kg, and a placebo. The regimen consisted of a single intravenous infusion of Meplazumab or placebo on day 1 (d0) of the treatment period and d7 after initial administration at a dose of 0.2 mg/kg calculated according to body weight. It is expected that 350 subjects will be randomly assigned to Meplazumab or placebo in a 1:1 ratio. Short-term efficacy evaluation was performed for each subject within 28 days after initial administration to determine the therapeutic efficacy and safety of Meplazumab. Long-term follow-up evaluation was performed within 56 days of initial administration to determine the safety of Meplazumab in each subject.

研究设计

研究类型
Interventional
分配方式
Randomized
干预模型
Parallel
主要目的
Treatment
盲法
Double (Participant, Investigator)

入排标准

年龄范围
18 Years 至 —(Adult, Older Adult)
性别
All
接受健康志愿者

入选标准

  • Age ≥18 years old, male or female;
  • Patients with clinically confirmed 2019-ncov infection (severe) in accordance with the National Health Commission's "Diagnosis and Treatment Protocol for novel coronavirus Infection (Trial version 10)";;
  • Agree to use a highly effective non-pharmacologic contraceptive method within 3 months after signing ICF to the end of the trial;
  • Subjects must be able to understand the study and willing to participate in the study, and sign an informed consent form (if the researcher believes that it is in the interests of the subjects to participate in the study, the informed consent form should be signed by the legal guardian of the subjects and explained in the original medical records and other relevant documents).

排除标准

  • Any physical examination results, laboratory abnormalities and/or any medical history of the subject may, in the investigator's judgment, endanger the subject's safety by participating in the study;
  • Use of an anti-coronavirus treatment such as Paxlovid (nematavir/ritonavir combination package) within 3 half-lives before the first dose or during the study period, About 6.05 h at t1/2), Azvudine tablets (about 9 h at t1/2), and monolavir capsules (about 3.3 h at t1/2) h), ambavirumab/romisivir injection (t1/2 about 45 days /75 days), COVID-19 human immunoglobulin (t1/2 about 3-4 weeks) or recovery plasma (t1/2 about 21 days), deuremidvir hydrobromide tablets (t1/2 about 4.80-6.95 hours), senotevir tablets/ritonavir tablets The combination package (t1/2 about 4.14 h), baritinib (t1/2 about 12.5 h), tocilizumab (t1/2 about 21.5 days), remdesivir (t1/2 about 27 h), lenreterivir (t1/2 about 14.9 h), favelavir (t1/2 about 4.5 h) h), 2-deoxy-D-glucose (t1/2 about 50 min), etc.
  • Critically ill patients with clinically confirmed 2019-ncov infection according to the Diagnosis and Treatment Protocol for 2019 novel Coronavirus Infection (Trial version 10) issued by the National Health Commission of the People's Republic of China;
  • Stage 4 severe chronic kidney disease requiring dialysis (i.e., estimated glomerular filtration rate [eGFR] < 30 mL/min/1.73 m2), an increase in serum creatinine of 44.2 μmol/L within 7 days, oliguria (< 400 mL/24 hours) or anuria (< 100 mL/24 hours);
  • During pregnancy or lactation;
  • They will be transferred to another hospital other than the study site within 72 hours;
  • Known to be allergic to the test drug and its components;
  • No live vaccine (live attenuated vaccine) was administered within 2 weeks before randomization or during study treatment and safety follow-up;
  • Subjects participating in another clinical study at the same time. A washout period of 5 half-lives is required (depending on the study drug or 30 days from any previous study, whichever is longer);
  • Total bilirubin (TBL) > 2× upper limit of normal (ULN), alanine aminotransferase (ALT) > 5×ULN, aspartate aminotransferase (AST) > 5×ULN, or alkaline phosphatase > 5×ULN;
  • Platelet count < 50×109/L or hemoglobin < 70 g/L;
  • Other factors that the investigator deemed inappropriate for trial entry.
  • Note: researchers should ensure that participants when screening meets all inclusion/exclusion standard. If a subject's status changes (including laboratory results) between screening and initial dosing and if the subject meets one of the exclusion criteria, the subject shall be excluded from the study.

结局指标

主要结局

Mortality

时间窗: Day 28

All-cause mortality at day 28 (d28)

次要结局

未报告次要终点

研究者

申办方类型
Industry
责任方
Sponsor

研究点 (1)

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