Status:

COMPLETED

Immunogenicity and Safety of S.Flexneriza-S.Sonnei Bivalent Conjugate Vaccine in Volunteers Aged From 3 Months to 5 Years Old

Lead Sponsor:

Beijing Zhifei Lvzhu Biopharmaceutical Co., Ltd

Conditions:

Dysentery

Dysentery, Bacillary

Eligibility:

All Genders

3-5 years

Phase:

PHASE2

Brief Summary

The purpose of this study is to evaluate immunogenicity and safety of S.flexneriza-S.sonnei Bivalent Conjugate Vaccine in healthy volunteers aged from 3 months to 5 years old.

Eligibility Criteria

Inclusion

  • Health infants and children aged from 3 months to 5 years old.
  • Subject or legal representative who consent and has signed written informed consent.
  • Subject and parent/guardian who is able to comply with all study procedures.
  • Subject who did't receive blood products within 30 days ,immune with any live vaccine within 14 days and inactivated vaccine within 7 days before vaccination.
  • Subject who haven't immuned with diarrhea vaccination,3-11 months health infants who haven't immuned with Haemophilus b Conjugate vaccination,or had a history of Hib vaccination before the age of 1 but no history of vaccination after 1 year of age,and the interval between the day of the enrollment and the previous dose is more than one month.
  • Axillary temperature ≤37.0 ℃.

Exclusion

  • Febrile illness (temperature ≥ 38°C) in the 3 days or in the acute phase of the disease / active period.
  • Subject who have symptoms such as diarrhea, abdominal pain, and pus and bloody stools in the past 3 days.
  • Subject who are allergic to tetanus toxoid.
  • Allergic history after vaccination.
  • Immunodeficiency diseases patients (such as perianal abscess suggests that there may be immunodeficiency in infants and young children) who administered with immunosuppressive agents (≥14 days).
  • Subject who are suffering from serious chronic diseases, cardiovascular disease,liver or kidney disease.
  • Subject with congenital malformations, drug allergies, convulsions, epilepsy, history of craniocerebral trauma, encephalopathy and psychosis, or family history.
  • Subject who diagnosis of thrombocytopenia or other history of coagulopathy may cause intramuscular contraindication.
  • Children with abnormal labor(pregnancy week\<37w,\>42w),birth weight (\<2500g,\>4000g), asphyxia rescue history(Only applicable to 3-5 months old group).
  • Subject who plan to participate in or is in any other drug clinical trial.
  • Any condition that, in the judgment of investigator, may affect trial assessment.

Key Trial Info

Start Date :

January 19 2019

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

December 31 2020

Estimated Enrollment :

1050 Patients enrolled

Trial Details

Trial ID

NCT04865497

Start Date

January 19 2019

End Date

December 31 2020

Last Update

January 13 2022

Active Locations (1)

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Page 1 of 1 (1 locations)

1

Quanzhou Center for Disease Control and Prevention

Quanzhou, Guangxi, China, 530000