An Open-label, randomised, controlled, multi-centre study of the immunogenicity and safety of a booster dose of two different Hepatitis B vaccines to explore the anamnestic immune response in healthy 4 to 7 year-old children previously vaccinated at about 3, 5 and 11 to 13 months of age with either HEXAVAC or INFANRIX-HEXA - ND

SANOFI PASTEUR MSD S.N.C0 个研究点开始时间: 2008年2月11日最近更新: 2012年3月19日

适应症

试验速览

阶段: 不适用
状态: 进行中（未招募）
发起方

研究概览入排标准研究者记录与标识符相似试验

研究概览

简要总结

暂无简介。

研究设计

研究类型: Interventional clinical trial of medicinal product

入排标准

性别: All

入选标准

•1. Healthy child of either gender, 2. Child of 4 to 7 years of age (from the first day of the 4th birthday to one day prior to the 8th birthday) 3. Groups 1A and 1B: Child vaccinated with 2 doses of HEXAVAC during the first 6 months of life and with a 3rd dose of HEXAVAC during the second year of life (documented vaccination history), or Groups 2A and 2B: Child vaccinated with 2 doses of INFANRIX-HEXA during the first 6 months of life and with a 3rd dose of INFANRIX-HEXA during the second year of life (documented vaccination history), 4. Informed consent form signed by the parent(s) or by the legal representative according to the local regulations. 5. Parent(s) or legal representative able to attend all scheduled visits with the subject and to understand and comply with the study procedures (i.e. able to read and write).
•Are the trial subjects under 18? yes
•Number of subjects for this age range:
•F.1.2 Adults (18-64 years) no
•F.1.2.1 Number of subjects for this age range
•F.1.3 Elderly (>=65 years) no
•F.1.3.1 Number of subjects for this age range

排除标准

•1- Any recent (equal or less than 3 days) history of febrile illness (rectal temperature equal or greater than 38.0C or oral temperature ≥37.5C), 2- Receipt of more than 3 doses of any Hepatitis B containing vaccine, either alone or in any combination, 3- History of clinical or serological-confirmed diagnosis of infection due to hepatitis B, 4- History or current close contact with known carriers of hepatitis B virus, 5- Prior known sensitivity/allergy to any component of the study vaccines, 6- Any known blood dyscrasias, leukemia, lymphomas of any type, or other malignant neoplasms affecting the haematopoietic and lymphatic systems, 7- Any severe thrombocytopenia or any other coagulation disorder that would contraindicate intramuscular injection, 8- Any immune impairment or humoral/cellular deficiency or depressed immunity, 9- Any recent (eual or less than 30 days) long-term (equal or more than 14 days) administration of systemic corticosteroid therapy given daily or on alternate days at high doses (more or qgual to 20mg/day) or scheduled administration through Visit 2, 10- Any receipt (eual or less than 3 months) of immune globulin or blood-derived product, or scheduled administration through Visit 2, 11- Any recent (equal or less than 14 days) receipt of an inactivated vaccine or scheduled administration through Visit 2, 12- Any recent (equal or less than 28 days) receipt of a live vaccine or scheduled administration through Visit 2 13- Any medical condition which, in the opinion of the investigator, might interfere with the evaluation of the study objectives, 14- Subject that, in the investigator?s opinion, is likely to be lost to follow-up or to be poorly compliant with the study requirements, 15- Planned participation in another clinical study during the present study period. Second part of the study only: Investigators are recommended to defer/reschedule vaccination if any of the following conditions is true: 1. Febrile illness (rectal temperature equal or greater than 38.0C or oral temperature ≥37.5C) within 3 days prior to vaccination, 2. Current immunosuppressive therapy (including systemic corticosteroids given daily or on alternate days at equal or more than 20 mg/day prednisone equivalent during 14 days or more in the previous 30 days) 3. Receipt of immunoglobulins or blood-derived products within the previous 3 months 4. Receipt of an inactivated vaccine within the previous 14 days 5. Receipt of a live vaccine within the past 28 days.

研究者

发起方

SANOFI PASTEUR MSD S.N.C

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