Pneumococcal Infection Clinical Trial
Official title:
A Phase 3, Randomized, Active-controlled Trial Evaluating the Safety, Tolerability, and Immunogenicity of a 13vPnC Vaccine Compared With a 7vPnC in Healthy Infants in China
| Verified date | July 2014 |
| Source | Pfizer |
| Contact | n/a |
| Is FDA regulated | No |
| Health authority | |
| Study type | Interventional |
This study is primarily designed to evaluate the IgG immune responses to the 13 pneumococcal serotypes induced by 13vPnC compared with the immune responses induced by 7vPnC when measured 1 month after the infant series, and to evaluate the acceptability of the safety profile of 13vPnC as measured by the incidence rates of local reactions, systemic events and adverse events.
| Status | Completed |
| Enrollment | 1674 |
| Est. completion date | April 2014 |
| Est. primary completion date | April 2014 |
| Accepts healthy volunteers | Accepts Healthy Volunteers |
| Gender | All |
| Age group | 42 Days to 77 Days |
| Eligibility |
Inclusion Criteria: 1. Aged 42 to 77 days (approximately 2 months) at the time of enrollment. 2. Healthy infant as determined by medical history, physical examination, and judgment of the investigator. Exclusion Criteria: 1. Previous vaccination with licensed or investigational pneumococcal vaccine. 2. A previous anaphylactic reaction to any vaccine or vaccine-related component. 3. Contraindication to vaccination with pneumococcal vaccines. |
| Country | Name | City | State |
|---|---|---|---|
| China | Jiangsu Province Guanyun County Center for Disease prevention and Control | Guanyun County, | Jiangsu |
| China | Jiangsu Province Hongze County Center for Disease prevention and Control | Huaian City | Jiangsu |
| China | Jiangsu Province Huaiyin District Center for Disease prevention and Control | Huaian City | Jiangsu |
| China | Jiangsu Province Lianshui County Center for Disease prevention and Control | Lianshui County | Jiangsu |
| Lead Sponsor | Collaborator |
|---|---|
| Pfizer |
China,
| Type | Measure | Description | Time frame | Safety issue |
|---|---|---|---|---|
| Primary | Percentage of Participants Achieving Serotype-specific Pneumococcal IgG Antibody Level =0.35 mcg/mL 1 Month After the Infant Series in Group 1 And Group 2. | 1 month after the infant series (6 Months of age) | ||
| Primary | Percentage of Participants Achieving Serotype-specific Pneumococcal IgG Antibody Level =0.35 mcg/mL 1 Month After the Infant Series in Group 3. | 1 month after the infant series (7 Months of age) | ||
| Primary | Geometric Mean Concentration (GMC) for Serotype-specific Pneumococcal Immunoglobulin G (IgG) Antibody 1 Month After the Infant Series in Group 1 and Group 2. | 1 month after the infant series (6 Months of age) | ||
| Primary | Geometric Mean Concentration (GMC) for Serotype-specific Pneumococcal Immunoglobulin G (IgG) Antibody 1 Month After the Infant Series in Group 3. | 1 month after the infant series (7 Months of age) | ||
| Primary | Percentage of Participants Reporting Adverse Events in Group 1 and Group 2. | Approximately 16 months from the participation into the study to the end of study | ||
| Primary | Percentage of Participants Reporting Adverse Events in Group 3 and Group 4. | Approximately 16 months from the participation into study to the end of study | ||
| Primary | Percentage of Participants Reporting Pre-Specified Local Reactions In the 7 Days After Each Pneumococcal Vaccination in Group 1 and Group 2. | Seven days after each pneumococcal vaccination dose within the period up to 12 months | ||
| Primary | Percentage of Participants Reporting Pre-Specified Local Reactions In the 7 Days After Each Pneumococcal Vaccination in Group 3 and Group 4. | Seven days after each pneumococcal vaccination dose within the period up to 12 months | ||
| Primary | Percentage of Participants Reporting Pre-Specified Systemic Events (Including The Use Of Antipyretic Medication) In the 7 Days After Each Pneumococcal Vaccination in Group 1 and Group 2. | Seven days after each pneumococcal vaccination dose within the period up to 12 months | ||
| Primary | Percentage of Participants Reporting Pre-Specified Systemic Events (Including The Use Of Antipyretic Medication) In the 7 Days After Each Pneumococcal Vaccination in Group 3 and Group 4. | Seven days after each pneumococcal vaccination dose within the period up to 12 months | ||
| Secondary | Percentage of Participants In A Subset Achieving Serotype-specific Opsonophagocytic Activity (OPA) Titer = Lower Limit Of Quantitation (LLOQ) 1 Month After the Infant Series in Group 1 And Group 2. | 1 month after the infant series (6 Months of age) | ||
| Secondary | Percentage of Participants In A Subset Achieving Serotype-specific Opsonophagocytic Activity (OPA) Titer = Lower Limit Of Quantitation (LLOQ) 1 Month After the Infant Series in Group 3. | 1 month after the infant series (7 Months of age) | ||
| Secondary | Serotype-specific Opsonophagocytic Activity (OPA) Geometric Mean Titer (GMT) 1 Month After the Infant Series in Group 1 and Group 2. | 1 month after the infant series (6 Months of age) | ||
| Secondary | Serotype-specific Opsonophagocytic Activity (OPA) Geometric Mean Titer (GMT) 1 Month After the Infant Series in Group 3. | 1 month after the infant series (7 Months of age) | ||
| Secondary | Geometric Mean Concentration (GMC) for Serotype-specific Pneumococcal Immunoglobulin G (IgG) Antibody 1 Month After the Toddler Dose in Group 2 and Group 3. | 1 month after the toddler dose (13 Months of age) | ||
| Secondary | Percentage of Participants In A Subset Achieving Serotype-specific Opsonophagocytic Activity (OPA) Titer = Lower Limit Of Quantitation (LLOQ) 1 Month After the Toddler Dose in Group 2 and Group 3. | 1 month after the toddler dose (13 Months of age) | ||
| Secondary | Serotype-specific Opsonophagocytic Activity (OPA) Geometric Mean Titer (GMT) 1 Month After the Toddler Dose in Group 2 and Group 3. | 1 month after the toddler dose (13 Months of age) | ||
| Secondary | Percentage of Participants Achieving Serotype-specific Pneumococcal IgG Antibody Level =0.35 mcg/mL 1 Month After the Infant Series in Group 4. | 1 month after the infant series (6 Months of age) | ||
| Secondary | Geometric Mean Concentration (GMC) for Serotype-specific Pneumococcal Immunoglobulin G (IgG) Antibody 1 Month After the Infant Series in Group 4. | 1 month after the infant series (6 Months of age) | ||
| Secondary | Geometric Mean Concentration (GMC) for Serotype-specific Pneumococcal Immunoglobulin G (IgG) Antibody 1 Month After the Toddler Dose in Group 4. | 1 month after the toddler dose (13 Months of age) | ||
| Secondary | Percentage of Participants In A Subset Achieving Serotype-specific Opsonophagocytic Activity (OPA) Titer = Lower Limit Of Quantitation (LLOQ) 1 Month After the Infant Series in Group 4. | 1 month after the infant series (6 Months of age) | ||
| Secondary | Percentage of Participants In A Subset Achieving Serotype-specific Opsonophagocytic Activity (OPA) Titer = Lower Limit Of Quantitation (LLOQ) 1 Month After the Toddler Dose in Group 4. | 1 month after the toddler dose (13 Months of age) | ||
| Secondary | Serotype-specific Opsonophagocytic Activity (OPA) Geometric Mean Titer (GMT) 1 Month After the Infant Series in Group 4. | 1 month after the infant series (6 Months of age) | ||
| Secondary | Serotype-specific Opsonophagocytic Activity (OPA) Geometric Mean Titer (GMT) 1 Month After the Toddler Dose in Group 4. | 1 month after the toddler dose (13 Months of age) |
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