Status:
ACTIVE_NOT_RECRUITING
Immunogenicity and Safety of Meningococcal ACYW135 Polysaccharide Conjugate Vaccine in Volunteers Aged From 3 to 5 Months
Lead Sponsor:
Beijing Zhifei Lvzhu Biopharmaceutical Co., Ltd
Conditions:
Meningitis, Meningococcal
Eligibility:
All Genders
3-5 years
Phase:
PHASE3
Brief Summary
The purpose of this study is to evaluate the immunogenicity and safety of Meningococcal ACYW135 Polysaccharide Conjugate Vaccine in healthy volunteers aged from 3 to 5 months.
Eligibility Criteria
Inclusion
- For primary vaccination
- Subjects aged 3-5 months;
- Subjects should be full-term (37-42 weeks of gestation) and their birth weight should meet the requirements (2500g ≤ body weight ≤ 4000g);
- Axillary body temperature ≤ 37.0 ℃;
- The guardian signs the informed consent form;
- The guardian and his family agree to comply with the requirements of the clinical trial protocol;
- Subjects who have not been vaccinated with meningococcal group A and C conjugate vaccine at the aged of 3-5 months;
- Subjects who had no history of other live vaccines within 14 days before vaccination and no history of other inactivated vaccines within 7 days;
- For booster vaccination
- Infants in the experimental group who have completed primary immunization in this clinical trial and reach the age of 18 months;
- The guardian and his family agree to comply with the requirements of the clinical trial protocol.
Exclusion
- For primary vaccination
- Test-tube baby who is suffering from perianal abscess, severe eczema or pathological jaundice;
- History of severe allergic reactions requiring medical intervention (such as swelling of mouth and throat, dyspnea, hypotension or shock);
- A clearly diagnosed history of thrombocytopenia or other coagulation disorders that may cause contraindications to intramuscular injection;
- History of Abnormal production process, asphyxia rescue, or congenital malformation, serious developmental disorder, serious genetic defect, serious malnutrition or serious chronic disease;
- Have been diagnosed as infectious diseases, such as tuberculosis, viral hepatitis or their parents infected with human immunodeficiency virus (HIV);
- Have progressive nervous system diseases such as encephalopathy, epilepsy, convulsions or related family history;
- History of acute disease, severe chronic disease, acute attack of chronic disease and fever (axillary body temperature ≥ 38.0 ℃) or take antipyretic, analgesic and antiallergic drugs (such as acetaminophen, ibuprofen, aspirin, etc.) in the past 3 days;
- History of using illegal drugs (receiving systemic corticosteroid treatment≥2mg/kg/day through any route of administration, and using ≥14 days, such as prednisone, inhaled hormone budesonide, fluticasone, etc., or receiving other immunosuppressants, such as cyclophosphamide, etc.);
- History of using immunoglobulins and / or any blood products (except hepatitis B immunoglobulin) within 3 months before enrollment;
- Plan to participate or be participating in any other drug clinical research;
- According to the judgment of the investigator, the subject has any other factors that are not suitable for participating in the clinical trial.
- For booster vaccination
- The subjects were vaccinated with any meningococcal vaccine after primary immunization and before blood collection of booster immunization;
- The subjects have been known or suspected to have immunological defects since participating in this clinical trial, including being treated with immunosuppressants (such as chemotherapy, corticosteroids, antimetabolics, cytotoxic drugs, etc.) and HIV infection;
- History of using immunoglobulins and / or any blood products (except hepatitis B immunoglobulin) within 3 months before booster immunization;
- According to the judgment of the investigator, the subject has any other factors that are not suitable for participating in the clinical trial.
Key Trial Info
Start Date :
December 18 2021
Trial Type :
INTERVENTIONAL
Allocation :
ESTIMATED
End Date :
September 18 2024
Estimated Enrollment :
1200 Patients enrolled
Trial Details
Trial ID
NCT05252715
Start Date
December 18 2021
End Date
September 18 2024
Last Update
April 4 2024
Active Locations (2)
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1
Liujiang Center for Disease Control and Prevention
Liuchow, Guangxi, China
2
Binyang Center for Disease Control and Prevention
Nanning, Guangxi, China