NCT01040078

Brief Summary

The purpose of this study is to generate data on immunogenicity and safety of the monovalent H1N1 vaccine in support of the development and registration.

Trial Health

43
At Risk

Trial Health Score

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

Trial has exceeded expected completion date
Enrollment
900

participants targeted

Target at P75+ for phase_3

Timeline
Completed

Started Dec 2009

Shorter than P25 for phase_3

Geographic Reach
1 country

3 active sites

Status
unknown

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

December 1, 2009

Completed
23 days until next milestone

First Submitted

Initial submission to the registry

December 24, 2009

Completed
1 day until next milestone

First Posted

Study publicly available on registry

December 25, 2009

Completed
1 month until next milestone

Primary Completion

Last participant's last visit for primary outcome

February 1, 2010

Completed
4 months until next milestone

Study Completion

Last participant's last visit for all outcomes

June 1, 2010

Completed
Last Updated

December 30, 2009

Status Verified

December 1, 2009

Enrollment Period

2 months

First QC Date

December 24, 2009

Last Update Submit

December 29, 2009

Conditions

Study Arms (3)

7.5ug H1N1 vaccine

EXPERIMENTAL

360 subjects to receive two doses 7.5ug H1N1 influenza vaccine on Day 0 and Day 21.

Biological: 7.5ug H1N1 Influenza vaccine

15ug H1N1 vaccine

EXPERIMENTAL

360 subjects to receive two doses 15ug H1N1 influenza vaccine on Day 0 and Day 21.

Biological: 15ug H1N1 vaccine

seasonal influenza vaccine

PLACEBO COMPARATOR

180 subjects to receive two doses seasonal influenza vaccine on Day 0 and Day 21.

Biological: seasonal influenza vaccine

Interventions

0.25 mL intramuscular injection into the deltoid region of the arm on Day 0 and day 21

7.5ug H1N1 vaccine

0.5 mL intramuscular injection into the deltoid region of the arm on Day 0 and day 21

15ug H1N1 vaccine

0.5 mL intramuscular injection into the deltoid region of the arm on Day 0 and day 21

seasonal influenza vaccine

Eligibility Criteria

Age6 Months - 35 Months
Sexall
Healthy VolunteersYes
Age GroupsChild (0-17)

You may qualify if:

  • Male or female aged \>= 6 months to =\<35 months at the time of the first study vaccination. Born at full term of pregnancy (≥ 37 weeks) and with a birth weight ≥ 2.5 kg
  • Informed consent form has been signed and dated by the parent(s) or other legally acceptable representative Subject and parent/legal representative are able to attend all scheduled visits and to comply with all trial procedures

You may not qualify if:

  • Participation in another clinical trial investigating a vaccine, drug, medical device, or a medical procedure in the 4 weeks preceding the first trial vaccination
  • Planned participation in another clinical trial during the present trial period
  • Receipt of any vaccine in the 4 weeks preceding the first trial vaccination
  • Planned receipt of any vaccine prior to the Day 42 blood sample
  • Receipt of blood or blood-derived products in the past 3 months which might interfere with the assessment of immune response
  • Known or suspected congenital or acquired immunodeficiency, immunosuppressive therapy such as anti-cancer chemotherapy or radiation therapy within the preceding 6 months, or long-term systemic corticosteroid therapy (prednisone or equivalent for more than 2 consecutive weeks within the past 3 months)
  • Known systemic hypersensitivity to any of the vaccine components, or history of a life-threatening reaction to the vaccine(s) used in the trial or to a vaccine containing any of the same substances
  • Thrombocytopenia contraindicating intramuscular (IM) vaccination as reported by parents/legal representative
  • Chronic illness that in the opinion of the Investigator is at a stage where it might interfere with trial conduct or completion
  • Family members of the employees or the Investigator
  • Previous participation in a trial investigating a vaccine with the swine-origin A/H1N1 influenza strain
  • Confirmed infection with the novel influenza A/H1N1 strain
  • Febrile illness (temperature ≥ 38.0°C) or moderate or severe acute illness/infection on the day of vaccination, according to Investigator judgment

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (3)

Lingchuan County CDC

Guilin, Guangxi, 541000, China

RECRUITING

Luxi County CDC

Xiangxi Prefecture, Hunan, 416100, China

RECRUITING

Yandu District CDC

Yancheng, Jiangsu, 224001, China

RECRUITING

MeSH Terms

Conditions

Influenza, Human

Condition Hierarchy (Ancestors)

Respiratory Tract InfectionsInfectionsOrthomyxoviridae InfectionsRNA Virus InfectionsVirus DiseasesRespiratory Tract Diseases

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
DOUBLE
Who Masked
PARTICIPANT, INVESTIGATOR
Purpose
PREVENTION
Intervention Model
SINGLE GROUP
Sponsor Type
OTHER GOV

Study Record Dates

First Submitted

December 24, 2009

First Posted

December 25, 2009

Study Start

December 1, 2009

Primary Completion

February 1, 2010

Study Completion

June 1, 2010

Last Updated

December 30, 2009

Record last verified: 2009-12

Locations