Assess Efficacy, Immune Response & Safety of 2 Doses of Oral Live Attenuated HRV Vaccine in Healthy Infants
Phase 2
Completed
- Conditions
- Infections, Rotavirus
- Registration Number
- NCT00425737
- Lead Sponsor
- GlaxoSmithKline
- Brief Summary
To assess the efficacy, immune response and safety of the oral live attenuated HRV vaccine (Rotarix) in healthy infants approximately 2 months of age and previously uninfected with human rotavirus
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- COMPLETED
- Sex
- All
- Target Recruitment
- 405
Inclusion Criteria
- Healthy infants 6 and 12 weeks of age at the time of the first vaccination.
- Written informed consent obtained from the parents or guardians of the subject.
- Born after a normal gestation period (between 36 and 42 weeks).
Exclusion Criteria
- Use of any investigational or non-registered drug or vaccine other than the study vaccine within 30 days preceding the study vaccine or placebo or planned use during the study period.
- Chronic administration of immunosuppressants or other immune-modifying drugs since birth. (Topical steroids are allowed.)
- Use of antibiotics during the period starting from 7 days before each dose of vaccine(s) and ending 7 days after.
- Any clinically significant history of chronic gastrointestinal disease or other serious medical condition as determined by the investigator.
- Any confirmed or suspected immunosuppressive or immunodeficient condition, including human immunodeficiency virus (HIV) infection.
- History of allergic disease or reaction likely to be exacerbated by any component of the vaccine.
- Gastroenteritis within 7 days preceding the study vaccine administration (warrants deferral of the vaccination).
- Household contact with an immunosuppressed individual or pregnant woman.
- Abnormal stool pattern.
- Administration of immunoglobulins and/or blood products since birth or planned administration during the study period.
- Previous confirmed occurrence of rotavirus gastroenteritis.
Study & Design
- Study Type
- INTERVENTIONAL
- Study Design
- PARALLEL
- Primary Outcome Measures
Name Time Method Occurrence of RV GE
- Secondary Outcome Measures
Name Time Method Occurrence of severe RV GE, solicited symptoms (Day 0-14), unsolicited Adverse Events (Day 0-42), Serious Adverse Events (full study), presence of rotavirus antigen in stool samples, immunogenicity
Related Research Topics
Explore scientific publications, clinical data analysis, treatment approaches, and expert-compiled information related to the mechanisms and outcomes of this trial. Click any topic for comprehensive research insights.
What molecular mechanisms underlie Rotarix's efficacy in eliciting immune responses in infants (NCT00425737)?
How does Rotarix's live attenuated HRV vaccine compare to RotaTeq in preventing severe rotavirus gastroenteritis in infants?
Which biomarkers correlate with protective immunity after Rotarix administration in previously uninfected infants (NCT00425737)?
What adverse events were observed in NCT00425737's Phase 2 Rotarix trial and how are they managed?
Are there alternative live attenuated HRV vaccines or combination strategies to Rotarix (NCT00425737) developed by GlaxoSmithKline competitors?