NCT02003495

Brief Summary

The purpose of this observer-blind study is to evaluate the safety, reactogenicity and immunogenicity of Meninggococcal (A,C,Y and W135) Conjugate Vaccine in 2 months to 6 years-old children.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
2,195

participants targeted

Target at P75+ for phase_3

Timeline
Completed

Started Oct 2013

Shorter than P25 for phase_3

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

October 1, 2013

Completed
2 months until next milestone

First Submitted

Initial submission to the registry

December 3, 2013

Completed
3 days until next milestone

First Posted

Study publicly available on registry

December 6, 2013

Completed
8 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

August 1, 2014

Completed
2 months until next milestone

Study Completion

Last participant's last visit for all outcomes

October 1, 2014

Completed
Last Updated

September 22, 2015

Status Verified

September 1, 2015

Enrollment Period

10 months

First QC Date

December 3, 2013

Last Update Submit

September 19, 2015

Conditions

Keywords

Immunogenicity, Safety, Meningococcal Conjugate Vaccine

Outcome Measures

Primary Outcomes (1)

  • Percentage of subjects exhibiting a >= 4fold increase in rSBA titers level from pre-vaccination to post-vaccination

    28 days after vaccination

Secondary Outcomes (1)

  • to evaluate the adverse reactions after vaccination

    Within 28 days after vaccination

Study Arms (5)

MCV-ACYW135 Vaccine Group

EXPERIMENTAL

Participants at age 2 to 6 years of enrollment will receive 1 dose on Meningococcal ( A, C, Y and W 135) conjugate vaccine. Participants at age 6 to 23 months of enrollment will receive 2 doses on Meningococcal ( A, C, Y and W 135) conjugate vaccine at 3 months apart. Participants at age 3 to 5 months of enrollment will receive 3 doses on Meningococcal ( A, C, Y and W 135) conjugate vaccine at 1 month apart. Participants at age 2 to 5 months of enrollment will receive 3 doses on Meningococcal ( A, C, Y and W 135) conjugate vaccine at 2 months apart.

Biological: MCV-ACYW135 Vaccine Group

MPV-ACYW135 Vaccine Group

ACTIVE COMPARATOR

Participants at age 2 to 6 years of enrollment will receive 1 dose on Group A, C, Y and W135 Meningococcal Polysaccharide Vaccine

Biological: MPV-ACYW135 Vaccine Group

MPV-A Vaccine Group

ACTIVE COMPARATOR

Participants at age 6 to 23 months of enrollment will receive 2 doses on Group A Meningococcal Polysaccharide vaccine at 3 months apart.

Biological: MPV-A Vaccine Group

MCV-AC Vaccine Group

ACTIVE COMPARATOR

Participants at age 3 to 5 months of enrollment will receive 3 doses on Group A and C Meningococcal conjugate vaccine at 1 month apart.

Biological: MCV-AC Vaccine Group

Hib Vaccine Group

PLACEBO COMPARATOR

Participants at age 2 to 5 months of enrollment will receive 3 doses on Haemophilus Influenzae Type b Conjugate Vaccine at 2 months apart.

Biological: Hib Vaccine Group

Interventions

0.5ml, intramuscular

Also known as: Meningococcal ( A, C, Y and W 135) conjugate vaccine
MCV-ACYW135 Vaccine Group

0.5ml, intramuscular

Also known as: Group A, C, Y and W-135 Meningococcal Polysaccharide Vaccine
MPV-ACYW135 Vaccine Group

0.5ml, intramuscular

Also known as: Group A Meningococcal Polysaccharide vaccine
MPV-A Vaccine Group

0.5ml, intramuscular

Also known as: Group A and C Meningococcal conjugate vaccine
MCV-AC Vaccine Group

0.5ml, intramuscular

Also known as: Haemophilus Influenzae Type b Conjugate Vaccine
Hib Vaccine Group

Eligibility Criteria

Age2 Months - 6 Years
Sexall
Healthy VolunteersYes
Age GroupsChild (0-17)

You may qualify if:

  • Subjects who the investigator believes will comply with the requirements of the protocol should be enrolled in the study.
  • Healthy permanent residence 2 months to 6 years old.
  • Subjects and parent/guardian able to attend all scheduled visits and comply with all study procedures.
  • Axillary temperature ≤37.0 ℃.

You may not qualify if:

  • History of meningitis infection or vaccination of meningococcal vaccine within the past 6 months.
  • Allergic history or any SAE after vaccination, such as allergy, urticaria, dyspnea, angioedema, celialgia.
  • Patients administered with immunosuppressive agents, cytotoxicity factor or corticosteroids in the 6 months preceding the vaccine trial.
  • Receipt of blood or blood-derived products in the 3 months preceding vaccination
  • Participation in another clinical study investigating a vaccine, drug in the 30 days preceding vaccination.
  • Receipt of any live virus vaccine in the 15 days preceding vaccination.
  • Receipt of any subunit vaccine and inactivated vaccine in the 7 days before vaccination.
  • Febrile illness (temperature ≥ 38°C) in the 3 days or any acute illness/infection in the 7 days preceding vaccination.
  • Thrombocytopenia.
  • History of thyroid gland excision or treatment for thyroid gland disease in last 12 months.
  • Functional or anatomic asplenia.
  • History of eclampsia, epilepsy, encephalopathy and mental disease or family disease.
  • Chronic disease (such as Down syndrome, diabetes, sickle cell anemia or neurologic disease, Guillain-Barre Syndrome).
  • Known or suspected diseases, including: respiratory system disease, acute infection or active stage of chronic disease, HIV infection of children or mothers, cardiovascular disease, acute hypertension, cancer treatment, skin disease, etc.
  • Any condition that, in the judgment of investigator, may affect trial assessment.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Henan Provincial Center for Disease Control and Prevention

Zhengzhou, Henan, China

Location

MeSH Terms

Conditions

Meningitis

Interventions

Vaccines, Conjugateserogroup C meningococcal conjugate vaccine

Condition Hierarchy (Ancestors)

Neuroinflammatory DiseasesNervous System Diseases

Intervention Hierarchy (Ancestors)

Vaccines, SyntheticVaccinesBiological ProductsComplex MixturesAntigensBiological Factors

Study Officials

  • shengli xia

    Henan Provincial Center for Disease Control and Prevention

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
PREVENTION
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

December 3, 2013

First Posted

December 6, 2013

Study Start

October 1, 2013

Primary Completion

August 1, 2014

Study Completion

October 1, 2014

Last Updated

September 22, 2015

Record last verified: 2015-09

Locations