Persistence of Protective Antibody Titers 12-24 Months After NmVac4-A/C/Y/W-135-DT Vaccination: Follow Up Study
Public ClinicalTrials.gov record NCT02500511. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Duration of Protection Based on Persistent Antibody Titers 12-24 Months After Vaccination: Follow Up to Phase 2 Study of Meningococcal Serogroups A, C, Y & W-135 Polysaccharide Diphtheria Toxoid Conjugate Vaccine (NmVac4-A/C/Y/W-135-DT)
Study identification
- NCT ID
- NCT02500511
- Recruitment status
- Completed
- Study type
- Observational
- Phase
- Not listed
- Lead sponsor
- JN-International Medical Corporation
- Industry
- Enrollment
- 50 participants
Conditions and interventions
Conditions
Interventions
- NmVac4-A/C/Y/W-135-DT™ Biological
Biological
Eligibility (public fields only)
- Age range
- 18 Years to 55 Years
- Sex
- All
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- May 31, 2015
- Primary completion
- Jul 31, 2015
- Completion
- Aug 31, 2015
- Last update posted
- Apr 11, 2016
2015
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| IRC Clinics | Towson | Maryland | 21204 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT02500511, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Apr 11, 2016 · Synced Jul 21, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT02500511 live on ClinicalTrials.gov.