deltatrials
Recruiting PHASE1 INTERVENTIONAL 1-arm NCT07205289

Serum Collection Study for Assay Development

A Phase 1B Open-label Study to Collect Serum Following Vaccination With Killed Whole-cell Pneumococcal Vaccine (Gamma-PN) in Adults for Use in Assay Validation

Sponsor: GPN Vaccines

Interventions Gamma-PN
Updated 1 time since 2025 Last updated: Sep 25, 2025 Started: Oct 31, 2025 Primary completion: Jan 31, 2026 Completion: Jun 30, 2026
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This PHASE1 trial investigates Pneumococcal Disease and Pneumococcal Disease, Invasive and is currently actively recruiting participants. GPN Vaccines leads this study, which shows 1 recorded version since 2025 — indicating limited longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

~Nov 2025 – present · 10 months · monthly snapshotRecruiting

Change History

1 version recorded
Recruiting — PHASE1 [monthly]

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • GPN Vaccines
Data source: GPN Vaccines

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations