CI

At a glance

ClinicalIndex Comparison Record
Phase 1Completed· 324 enrolled
Drug / intervention
GSK4382276A Dose level 1 +11 morebiological
Likely dose
Single dose of GSK4382276A at one of 10 dose levels (Dose level 1–10) or comparison products FDQ21A-NH or FDQ22A-NH administered on Day 1; specific dose amounts not specifiedAI-extracted
Key inclusion· 4
  • Age 18–45 years (younger adults) or 60–80 years (older adults); sentinel older adults limited to ≤70 years
  • Healthy or medically stable with normal safety laboratory assessments and clinical examination
  • Body mass index ≥18 and ≤32 kg/m²
  • Females of childbearing potential must have negative pregnancy test on vaccination day and use adequate contraception for 28 days prior and ≥1 month after vaccination
Key exclusion· 10
  • Acute or chronic clinically significant pulmonary, cardiovascular, hepatic, or renal functional abnormality
  • Any clinically significant hematological, coagulation, or urine analysis laboratory abnormality
  • Current or past malignancy unless completely resolved without sequelae for >5 years
  • Any confirmed or suspected immunosuppressive or immunodeficient condition, including HIV infection

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT05446740
NCT05446740Phase 1Completed

A Phase 1 Randomized, Dose Escalation Study to Evaluate the Safety, Reactogenicity and Immunogenicity of an mRNA-based Monovalent Influenza Vaccine Candidate in Healthy Younger and Older Adults

GlaxoSmithKline·interventional·Posted Jul 7, 2022·Updated Mar 10, 2026

In Brief

A Phase 1 clinical trial evaluating GSK4382276A Dose level 1, GSK4382276A Dose level 2, and 10 other interventions for Influenza, Human. Completed, enrolled 324 participants across 7 sites in 3 countries.

Detailed Summary

The purpose of this first-time-in-human (FTiH) study is to assess the safety, reactogenicity and immunogenicity of GlaxoSmithKline's (GSK) messenger RNA (mRNA)-based monovalent vaccine (GSK4382276A) candidate against influenza in healthy younger adults (YA) and older adults (OA).

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesBelgium, Canada, Spain
CollaboratorsCureVac

Timeline

Phase 1CompletedFinished
2023202420252026
First PostedJul 7, 2022
Enrollment StartAug 9, 2022
Primary CompletionMar 26, 2024
TodayJul 2, 2026
Enrollment to primary: 1.6 yearsPosted 4.0 years ago

Interventions

GSK4382276A Dose level 1biological

Single dose of intervention administered at Day 1

GSK4382276A Dose level 2biological

Single dose of intervention administered at Day 1

GSK4382276A Dose level 3biological

Single dose of intervention administered at Day 1

GSK4382276A Dose level 4biological

Single dose of intervention administered at Day 1

GSK4382276A Dose level 5biological

Single dose of intervention administered at Day 1

GSK4382276A Dose level 6biological

Single dose of intervention administered at Day 1

GSK4382276A Dose level 7biological

Single dose of intervention administered at Day 1

GSK4382276A Dose level 8biological

Single dose of intervention administered at Day 1

GSK4382276A Dose level 9biological

Single dose of intervention administered at Day 1

GSK4382276A Dose level 10biological

Single dose of intervention administered at Day 1

FDQ21A-NHcombination

Single dose of intervention administered at Day 1

FDQ22A-NHcombination

Single dose of intervention administered at Day 1