About this trial
The goal of this clinical study is to compare the immunogenicity and safety of one dose of sIPV in adolescents or adults aged 7-50 years with that of three doses of DTaP-IPV-Hib Pentavalent Vaccine in Infants Aged 3 Months
Eligibility criteria
Qualifiers
Healthy adolescents and adults aged 7-50 years, and healthy infants aged 3 months;
Participants and/or their guardians are able to understand and voluntarily sign the informed consent form (for participants aged 7-17 years, both the participant and their guardian need to sign);
Provide valid proof of identity;
Willing and able to comply with all visit schedules, sample collections, vaccinations, and other study procedures, and remain contactable throughout the study period;
Disqualifiers
Known history of polio/polio infection.
Exposure or suspected exposure to pertussis, diphtheria, and tetanus within the past 30 days, such as having a confirmed case of pertussis or diphtheria in the household (applies to infants aged 3 months).
History of uncontrolled chronic or severe illnesses, including but not limited to cardiovascular disease, hematological disorders, liver and kidney diseases, digestive system diseases, respiratory diseases, malignant tumors, and history of major organ transplantation.
Presence of autoimmune diseases, immunodeficiency disorders (including but not limited to systemic lupus erythematosus, ankylosing spondylitis, autoimmune thyroid diseases, asplenia, functional asplenia, and HIV infection).
Trial design
Treatments tested in this trial
- sIPV
- DTaP-IPV-Hib