Status:

COMPLETED

A Clinical Trial of Quadrivalent Influenza Vaccine in Healthy Subjects Aged 6 to 35 Months

Lead Sponsor:

Sinovac Biotech Co., Ltd

Conditions:

Seasonal Influenza

Eligibility:

All Genders

6-35 years

Phase:

PHASE3

Brief Summary

The study of quadrivalent influenza vaccine manufactured by Sinovac Biotech Co., Ltd will conduct in two phases,the phaseⅠclinical trial of the study will be open-label design,and the phase III clinic...

Detailed Description

This study of quadrivalent influenza vaccine will be open-label design in phase Ⅰ and randomized, double-blind, active controlled design in phase III.The quadrivalent influenza vaccine was manufacture...

Eligibility Criteria

Inclusion

  • Healthy infants aged 6-35 months;
  • Proven vaccination certificate and birth certificate;
  • The subjects' guardians can understand and voluntarily sign the informed consent form.

Exclusion

  • Received any circulating seasonal influenza vaccine prior to enrollment or had an influenza vaccine schedule during the study;
  • Suffering from seasonal influenza in the past 6 moths;
  • Axillary temperature \>37.0°C;
  • History of asthma, history of allergy to the vaccine or vaccine components, or serious adverse reactions to the vaccine, such as urticaria, dyspnea, and angioedema;
  • Congenital malformations or developmental disorders, genetic defects, severe malnutrition, etc.;
  • Severe chronic diseases(Such as down syndrome, diabetes, sickle cell anaemia or neurological disorders);
  • Severe neurological disease (epilepsy, convulsions or convulsions) or mental illness;
  • Autoimmune disease or immunodeficiency / immunosuppression;
  • Thyroid disease or history of thyroidectomy, asplenia,functional asplenia, asplenia or splenectomy resulting from any condition;
  • Diagnosed abnormal blood coagulation function (eg, lack of blood coagulation factors, blood coagulopathy, abnormal platelets) or obvious bruising or blood coagulation;
  • Immunosuppressive therapy, cytotoxic therapy, inhaled corticosteroids (excluding allergic rhinitis corticosteroid spray therapy, acute noncomplicated dermatitis superficial corticosteroid therapy) in the past 6 months;
  • Acute diseases or acute exacerbation of chronic diseases in the past 3 days;
  • Receipt of blood products within in the past 3 months;
  • Receipt of other investigational drugs in the past 30 days;
  • Receipt of attenuated live vaccines in the past 14 days;
  • Receipt of inactivated or subunit vaccines in the past 7 days;
  • Participated in other clinical trials before enrollment and in the follow-up period, or plans to participate in other clinical trials during the clinical trial;
  • According to the investigator's judgment, the subject has any other factors that are not suitable for participating in the clinical trial

Key Trial Info

Start Date :

August 8 2022

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

August 4 2023

Estimated Enrollment :

217 Patients enrolled

Trial Details

Trial ID

NCT05245552

Start Date

August 8 2022

End Date

August 4 2023

Last Update

May 28 2024

Active Locations (4)

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Page 1 of 1 (4 locations)

1

Huaiyin Center for Diseases Control and Prevention

Huai'an, Jiangsu, China, 223300

2

Ganyu District Center for Disease Control and Prevention

Lianyungang, Jiangsu, China, 222100

3

Donghai District Center for Disease Prevention and Control

Lianyungang, Jiangsu, China, 222300

4

Binhai District Center for Disease Control and Prevention

Yancheng, Jiangsu, China, 224500