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ClinicalTrials.gov public records Last synced Sep 15, 2026, 11:14 PM EDT

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Showing 1–2 of 2 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

A Study About Modified RNA Vaccines Against Influenza in Healthy Adults

NCT06436703
Conditions
Influenza, Human
Interventions
Influenza ModRNA Vaccine, Quadrivalent Influenza Vaccine (QIV)
Biological
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
1,202 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
32
States / cities
Mobile, Alabama • Scottsdale, Arizona • Anaheim, California + 25 more
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Study to Evaluate a Modified RNA Vaccine Against Influenza in Adults 18 Years of Age or Older

NCT05540522
Conditions
Influenza, Human
Interventions
Quadrivalent influenza modRNA vaccine, Quadrivalent influenza vaccine
Biological
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
45,789 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
263
States / cities
Athens, Alabama • Birmingham, Alabama • Dothan, Alabama + 192 more