A Phase III Clinical Trial of a 13-valent Pneumococcal Conjugate Vaccine in Healthy Infants

Jiangsu Provincial Center for Disease Control and Prevention

Status and phase

Completed

Phase 3

Conditions

Pneumonia

Treatments

Biological: 13-valent pneumococcal conjugate vaccine

Biological: Prevnar 13

Study type

Interventional

Funder types

NETWORK

Industry

Identifiers

NCT02494999

JSVCT022

Details and patient eligibility

About

In order to evaluate immunogenicity and safety of a 13-valent pneumococcal conjugate vaccine produced by Beijing Minhai Biotechnology Co., Ltd., a randomized, double-blind, parallel-controlled phase III clinical trial is planned to conduct in healthy infants aged 2 months in China.

Full description

There will be two arms. 1200 healthy infants aged 2 months will be randomly assigned (1:1) to receive an experimental vaccine or a comparator vaccine in Month 0,2 and 4 (primary vaccination). All of them will receive a fourth dose as booster vaccination in Month 10.

Enrollment

1,200 patients

Sex

All

Ages

42 to 77 days old

Volunteers

Accepts Healthy Volunteers

Inclusion and exclusion criteria

Inclusion Criteria:

Aged 42-77 days old on the day of inclusion
Subjects' legal guardians are able to understand and sign the informed consent
Subjects' legal guardians can and will comply with the requirements of the protocol
Subjects with temperature <=37.0°C on axillary setting

Exclusion Criteria for First Vaccination:

Preterm infants or low birth weight infants
Any administration history of pneumococcal polysaccharide vaccine or pneumococcal conjugate vaccine
A medical history of culture-confirmed invasive disease caused by Streptococcus pneumonia
Subject who has allergic history or serious adverse reaction history after vaccination such as allergies, hives, difficulty in breathing, angioedema or abdominal pain
Subject with congenital malformation, developmental disorder, genetic defects or severe malnutrition
Subject with epilepsy, a history of seizures or convulsions, or a family history of mental illness
Known or suspected immune deficiency or immune suppression
Diagnosed coagulation abnormalities (such as clotting factor deficiency, coagulation disorders, platelet disorder) or significant bruising or blood clotting disorder
Had immunosuppressive therapy, cytotoxic therapy, inhaled corticosteroids (not including allergic rhinitis corticosteroid spray treatment, acute uncomplicated dermatitis surfaces corticosteroid therapy) in the past 6 months
Any prior administration of blood products in last 3 months
Any prior administration of any attenuated live vaccine in last 14 days
Any prior administration of subunit or inactivated vaccines in last 7 days
Any acute infection or serious infection needing systemic antibiotics or antiviral treatment in last 7 days
Any fever with temperature >=38.0°C on axillary setting in last 3 days
Any other factors judged by investigator, that may interfere subject's compliance with the protocol

Exclusion Criteria for Second/Third and Booster Vaccination:

If one of the following (1) to (3) adverse events (AE) occurs, further vaccination is prohibited, but other study steps can be continued according to the judgment of the investigators; If one of the following (4) to (5) adverse events occurs, the investigator shall determine whether to continue the following vaccination. In the event of one of the following adverse events (6) to (7), vaccination may be postponed within the time window specified in the protocol.

（1）The subjects have suffered from severe adverse events caused by the previous vaccination.
（2）The subjects suffered from severe allergic reactions or hypersensitivity after the previous vaccination.
（3）Known or suspected autoimmune diseases or immunodeficiency diseases，including HIV infection.
（4）The occurrence of acute or emerging chronic diseases at the time of vaccination.
（5）Other reactions (including severe pain, severe swelling, severe restriction of movement, persistent high fever, severe headache, or other systemic or local reactions) judged by the investigators.
（6）Acute illness (acute illness refers to moderate or severe illness with or without fever) at the time of vaccination.
（7）The axillary temperature >37.0℃ at the time of vaccination.