Vaccine Efficacy Against Rotavirus Diarrhea; Vaccine Given With Routine Childhood Vaccinations in Healthy African Infants

Inclusion Criteria:

• Subjects who the investigator believes that their parents/guardians can and will comply with the requirements of the protocol should be enrolled in the study.
• A male or female child between, and including, 5 and 10 weeks of age at the time of the first study vaccination.
• Written informed consent obtained from the parent or guardian of the subject who is of legal age
• Healthy subjects as established by medical history and clinical examination before entering into the study.
• In South Africa, birth weight > 2000 grams or if weight unknown, gestation period > 36 weeks.

Exclusion Criteria:

• Use of any investigational or non-registered product (drug or vaccine) other than the study vaccine(s) within 30 days preceding the first dose of study vaccine, or planned use during the study period.
• 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
• Planned administration of a vaccine not foreseen by the study protocol within 14 days before each dose of study vaccine(s) and ending 14 days after.
• Chronic administration (defined as more than 14 days) of immunosuppressants since birth.
• History of use of experimental rotavirus vaccine.
• Previous routine vaccination except Bacille Calmette-Guérin (BCG), hepatitis B virus (HBV) and oral poliovirus (OPV) vaccination at birth
• Any clinically significant history of chronic gastrointestinal disease including any uncorrected congenital malformation of the gastrointestinal tract, intussusception or other medical condition determined to be serious by the investigator.
• Any confirmed or suspected immunosuppressive or immunodeficient condition based on medical history and physical examination
• History of allergic disease or reaction likely to be exacerbated by any component of the vaccine.
• Acute disease at the time of enrolment.
• Gastroenteritis within 7 days preceding the first study vaccine administration
• Previous confirmed occurrence of rotavirus gastroenteritis (RV GE).
• A family history of congenital or hereditary immunodeficiency.
• Administration of immunoglobulins and/or blood products since birth or planned administration during the study period.
• History of any neurologic disorders or seizures.
• Acute or chronic, clinically significant pulmonary, cardiovascular, hepatic or renal functional abnormality, as determined by physical examination or laboratory screening tests.