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临床试验/NCT03921424
NCT03921424已完成3 期

A Phase 3, Multicenter, Randomized, Double-blind, Active Comparator-controlled Study to Evaluate the Safety, Tolerability, and Immunogenicity of V114 Followed by Administration of PNEUMOVAX™23 Eight Weeks Later in Children Infected With Human Immunodeficiency Virus (HIV) (PNEU-WAY PED)

Merck Sharp & Dohme LLC26 个研究点 分布在 3 个国家目标入组 407 人开始时间: 2019年11月5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
407
试验地点
26
主要终点
Percentage of Participants With a Solicited Systemic Adverse Event Following Vaccination With V114 or Prevnar 13™

研究概览

简要总结

This is a study of V114 in children infected with HIV. Participants will be randomly assigned in a 1:1 ratio to receive either V114 or Prevnar 13™ followed 8 weeks later by a single dose of PNEUMOVAX™23. The primary objectives of this study are to evaluate the safety and tolerability of V114 in children 6 to 17 years of age inclusive infected with HIV and to evaluate the anti-pneumococcal polysaccharide (PnPs) serotype-specific Immunoglobulin G (IgG) Geometric Mean Concentrations (GMCs) at 30 days following vaccination with V114 or Prevnar 13™ by each vaccination group. There are no formal hypotheses.

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
Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor)

入排标准

年龄范围
6 Years 至 17 Years(Child)
性别
All
接受健康志愿者

入选标准

  • Male or female between the ages of 6 and 17 years (inclusive) infected with HIV and has a Cluster of Differentiation 4+ (CD4+) T-cell count ≥200 cells/µL and plasma HIV ribonucleic acid (RNA) <50,000 copies/mL
  • Is Pneumococcal Conjugate Vaccine (PCV) naïve, previously vaccinated with a <13-valent PCV, partially vaccinated with Prevnar 13™, or has a history of previous Prevnar 13™ vaccination ≥3 years before Visit 2 (Day 1)
  • Is PnPs vaccine naïve or has a history of 1 previous PnPs vaccination ≥5 years before Visit 2 (Day 1)
  • Female participant: not pregnant, not breastfeeding and 1) not of childbearing potential, or 2) of childbearing potential and agrees to practice contraception through 6 weeks after administration of last dose of the study vaccine.

排除标准

  • History of World Health Organization (WHO) HIV classification of clinical Stage 4 disease within the past 12 months
  • History of invasive pneumococcal disease
  • Known hypersensitivity to any vaccine component
  • Known or suspected congenital immunodeficiency (other than HIV infection), functional or anatomic asplenia, or history of autoimmune disease
  • Bleeding disorder contraindicating intramuscular vaccinations
  • History of malignancy ≤5 years prior to signing informed consent/assent, except for adequately treated basal cell or squamous cell skin cancer or in situ cervical cancer
  • Female participant: positive urine or serum pregnancy test
  • Expect to receive any pneumococcal vaccine during the study outside of the protocol
  • Receiving immunosuppressive therapy, including chemotherapeutic agents used to treat cancer or other conditions, and interventions associated with organ or bone marrow transplantation, or autoimmune disease
  • Received a blood transfusion or blood products within 6 months of enrollment
  • Participated in another clinical study of an investigational product within 2 months of enrollment
  • Current user of recreational or illicit drugs or history of drug or alcohol abuse or dependence

结局指标

主要结局

Percentage of Participants With a Solicited Systemic Adverse Event Following Vaccination With V114 or Prevnar 13™

时间窗: Through 14 Days after Vaccination 1 (Up to Day 14)

An AE is any untoward medical occurrence in a participant, temporally associated with the use of study intervention, whether or not considered related to the study intervention. Following Vaccination 1 with either V114 or Prevnar 13™, the percentage of participants with solicited systemic AEs was assessed. The solicited systemic AEs assessed were joint pain/arthralgia, tiredness/fatigue, headache, muscle pain/myalgia, and hives or welts/urticaria.

Percentage of Participants With a Solicited Injection-Site Adverse Event Following Vaccination With V114 or Prevnar 13™

时间窗: Through 14 Days after Vaccination 1 (Up to Day 14)

An adverse event (AE) is any untoward medical occurrence in a participant, temporally associated with the use of study intervention, whether or not considered related to the study intervention. Following Vaccination 1 with either V114 or Prevnar 13™, the percentage of participants with solicited injection-site AEs was assessed. The solicited injection-site AEs assessed were redness/erythema, hard lump/induration, tenderness/pain, and swelling.

Percentage of Participants With a Vaccine-related Serious Adverse Event (SAE) Following Vaccination 1 (V114 or Prevnar 13™) or Vaccination 2 (PNEUMOVAX™23) Through Completion of Study

时间窗: Through 6 Months after Vaccination 1 (Up to Day 194)

An SAE is an AE that results in death, is life-threatening, requires or prolongs an existing hospitalization, results in persistent or significant disability or incapacity, is a congenital anomaly or birth defect, or is an other important medical event deemed such by medical or scientific judgment. The percentage of participants with a vaccine-related SAE following Vaccination 1 (with either V114 or Prevnar 13™) or Vaccination 2 (PNEUMOVAX™23) through completion of study participation was reported.

Anti-PnPs Serotype-specific IgG Geometric Mean Concentrations (GMCs) at 30 Days Following Vaccination With V114 or Prevnar 13™

时间窗: Day 30

The GMC of serotype-specific IgG for the serotypes contained in V114 (13 serotypes shared with Prevnar 13™ and 2 serotypes unique to V114) was determined using an electrochemiluminescence assay.

次要结局

  • Percentage of Participants With a Solicited Injection-Site Adverse Event Following Vaccination With PNEUMOVAX™23(Through 14 Days after Vaccination 2 (Up to Day 84))
  • Percentage of Participants With a Solicited Systemic Adverse Event Following Vaccination With PNEUMOVAX™23(Through 14 Days after Vaccination 2 (Up to Day 84))
  • Anti-PnPs Serotype-specific Opsonophagocytic Activity (OPA) Geometric Mean Titers (GMTs) at 30 Days Following Vaccination With V114 or Prevnar 13™(Day 30)
  • Anti-PnPs Serotype-specific IgG GMCs at 30 Days Following Vaccination With PNEUMOVAX™23 (Week 12)(Week 12)
  • Anti-PnPs Serotype-specific OPA GMTs at 30 Days Following Vaccination With PNEUMOVAX™23 (Week 12)(Week 12)

研究者

申办方类型
Industry
责任方
Sponsor

研究点 (26)

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