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About
The purpose of this study is to assess the immunogenicity, safety and reactogenicity of the meningococcal conjugate vaccine (MenACWY-TT) co-administered with Boostrix® versus each of the two vaccines given separately in healthy adolescents and young adults.
Enrollment
Sex
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Volunteers
Inclusion criteria
Healthy subjects as established by medical history and clinical examination before entering into the study.
Subjects and subjects' parent(s)/Legally Acceptable Representative(s) [LAR(s)] who, in the opinion of the investigator, can and will comply with the requirements of the protocol.
A male or female between, and including, 11 and 25 years of age at the time of the first vaccination.
Written informed consent obtained from the subject/from the parent(s)/LAR(s) of the subject.
Written informed assent obtained from the subjects when applicable according to local regulations.
Female subjects of non-childbearing potential may be enrolled in the study.
Female subjects of childbearing potential may be enrolled in the study, if the subject:
Exclusion criteria
Child in care.
Use of any investigational or non-registered product other than the study vaccines within 30 days preceding the first dose of study vaccine, or planned use during the study period.
Chronic administration of immunosuppressants or other immune-modifying drugs within six months prior to the first vaccine dose. For corticosteroids, this will mean prednisone ≥ 10 mg/day, or equivalent. Inhaled and topical steroids are allowed.
Planned administration/administration of a vaccine not foreseen by the study protocol in the period starting 30 days before the first dose of vaccine and ending 30 days after the last dose of vaccine, with the exception of licensed inactivated influenza vaccine.
Concurrently participating in another clinical study, at any time during the study period, in which the subject has been or will be exposed to an investigational or a non-investigational product.
Previous vaccination with a meningococcal vaccine.
History of meningococcal disease.
Vaccination with a DTP-containing vaccine within the previous five years.
History of serious allergic reaction following any other DTP-containing vaccine or any component of the study vaccines.
History of encephalopathy within seven days following administration of a previous dose of pertussis vaccine that is not attributable to another identifiable cause.
Temperature of ≥ 40.5°C (105°F) within 48 hours of receipt of a previous dose of DTP vaccine, not due to another identifiable cause.
Collapse or shock-like state within 48 hours of receipt of a previous dose of DTP vaccine.
Seizures with or without fever within three days of a previous dose of DTP vaccine.
Severe Arthus-type hypersensitivity reactions following a prior dose of tetanus toxoid (TT) within the previous ten years.
Any confirmed or suspected immunosuppressive or immunodeficient condition, based on medical history and physical examination during the study period.
History of any reaction or hypersensitivity likely to be exacerbated by any component of the vaccine(s).
Progressive neurologic disorder, uncontrolled epilepsy or progressive encephalopathy.
History of any neurologic disorders or seizures, including Guillain-Barré syndrome (GBS). History of a simple, single febrile seizure is permitted.
Bleeding disorders, such as haemophilia or thrombocytopenia, or subjects on anticoagulant therapy.
Administration of immunoglobulins and/or any blood products within the three months preceding the first dose of study vaccine, or planned administration during the study period.
Pregnant or lactating female.
Female planning to become pregnant or planning to discontinue contraceptive precautions.
Family history of congenital or hereditary immunodeficiency.
Major congenital defects or serious chronic illness.
Acute disease and/or fever at the time of enrolment.
Primary purpose
Allocation
Interventional model
Masking
692 participants in 3 patient groups
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Data sourced from clinicaltrials.gov
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