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临床试验/NCT04821674
NCT04821674已完成1 期

A Phase 1/2 Study to Assess the Safety, Immunogenicity and Recommended Dose of DS-5670a (COVID-19 Vaccine) in Japanese Healthy Adults and Elderly Subjects

Daiichi Sankyo Co., Ltd.2 个研究点 分布在 1 个国家目标入组 142 人开始时间: 2021年3月15日最近更新:
适应症

试验速览

阶段
1 期
状态
已完成
入组人数
142
试验地点
2
主要终点
Number of Participants Reporting Local and Systemic Adverse Events

研究概览

简要总结

This study will assess the safety, tolerability and immunogenicity of DS-5670a (COVID-19 Vaccine) and determine the recommended dose in Japanese healthy adults and elderly participants.

研究设计

研究类型
Interventional
分配方式
Randomized
干预模型
Parallel
主要目的
Prevention
盲法
Triple (Participant, Care Provider, Investigator)

入排标准

年龄范围
20 Years 至 74 Years(Adult, Older Adult)
性别
All
接受健康志愿者

入选标准

  • Japanese citizen
  • Healthy adults aged ≥20 and <65 years, or healthy elderly aged ≥65 and <75 years (at the time of informed consent)
  • Body Mass Index (BMI) is ≥17.5 and <30.0 kg/m^2 (at screening)
  • Participants who can follow the compliance requirements during clinical trials, undergo medical examinations and tests specified by the protocol, and report symptoms, etc.

排除标准

  • Have a history of immunodeficiency or having a close relative with congenital immunodeficiency.
  • Have a history of SARS-CoV-2 infection.
  • Have previously participated in an investigational study of SARS-Cov-2 vaccine or involving LNPs.
  • Have a history of anaphylaxis or severe allergies due to food, cosmetics, medicines, or vaccination
  • Have alcohol or drug dependence.
  • Have a fever of ≥39.0°C or symptoms of suspected allergies such as systemic rash within 2 days after past vaccination, etc.

结局指标

主要结局

Number of Participants Reporting Local and Systemic Adverse Events

时间窗: Day 1 up to Day 14 post-first and second dose

Seroconversion Rates of SARS-CoV-2 Specific Neutralizing Antibody

时间窗: Days 15, 29, 43, and 57 post-dose

Number of Participants Reporting Serious Events

时间窗: Day 1 up to 12 months post-second dose

Geometric Mean Titer (GMT) of SARS-CoV-2 Specific Neutralizing Antibody

时间窗: Days 15, 29, 43, and 57 post-dose

Number of Participants Reporting Treatment-emergent Adverse Events

时间窗: Day 1 up to Day 57 post-dose

Geometric Mean Fold Rise (GMFR) of SARS-CoV-2 Specific Neutralizing Antibody

时间窗: Days 15, 29, 43, and 57 post-dose

次要结局

  • Seroconversion Rates of anti-IgG Antibody(Days 15, 29, 43, and 57 post-dose)
  • Pharmacokinetic Parameter of Area Under the Concentration-time Curve Following Intramuscular Injection of DS-5670a(Days 1, 2, 4, 8, 15, 29, 30, 32, 36, 43, and 57 post-dose)
  • Pharmacokinetic Parameter of Terminal Elimination Half-life (t1/2) Following Intramuscular Injection of DS-5670a(Days 1, 2, 4, 8, 15, 29, 30, 32, 36, 43, and 57 post-dose)
  • Pharmacokinetic Parameter of Apparent Volume of Distribution (Vz/F) Following Intramuscular Injection of DS-5670a(Days 1, 2, 4, 8, 15, 29, 30, 32, 36, 43, and 57 post-dose)
  • GMFR of anti-IgG Antibody(Days 15, 29, 43, and 57 post-dose)
  • Pharmacokinetic Parameter of Apparent Total Body Clearance (CL/F) Following Intramuscular Injection of DS-5670a(Days 1, 2, 4, 8, 15, 29, 30, 32, 36, 43, and 57 post-dose)
  • Pharmacokinetic Parameter of Maximum (Peak) Observed Plasma Concentration (Cmax) Following Intramuscular Injection of DS-5670a(Days 1, 2, 4, 8, 15, 29, 30, 32, 36, 43, and 57 post-dose)
  • GMT of anti-IgG Antibody(Days 15, 29, 43, and 57 post-dose)
  • Pharmacokinetic Parameter of Time to Reach Maximum Concentration (Tmax) Following Intramuscular Injection of DS-5670a(Days 1, 2, 4, 8, 15, 29, 30, 32, 36, 43, and 57 post-dose)

研究者

申办方类型
Industry
责任方
Sponsor

研究点 (2)

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