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Home › Medications › Influenza vaccine

Influenza vaccine

4 published articles · Updated continuously

Clinical Trial Landscape

Clinical Trials of Influenza vaccine

14 trials tracked of Influenza vaccine: 9 in phase 3 or 4 and 6 with published results. The most-cited published study has 341 citations.

14Trials tracked
9Phase 3 & 4
0Recruiting
6With published results
Phase distribution
Phase 4 3 Phase 3 6 Phase 2 3 Phase 1 2
  1. Phase 3 A Study to Evaluate the Effects of Ocrelizumab on Immune Responses In Participants With Relapsing Forms of Multiple Sclerosis Completed · 341 cited
  2. Phase 3 A Study of mRNA-1083 (SARS-CoV-2 and Influenza) Vaccine in Healthy Adult Participants, ≥50 Years of Age Completed · 39 cited
  3. Phase 3 Safety and Immunogenicity of 20vPnC Coadministered With SIIV in Adults ≥65 Years of Age Completed · 30 cited
  4. Phase 3 Study to Evaluate Immunogenicity, Safety, and Tolerability of ZOSTAVAX™ Vaccine (Zoster Vaccine Live, V211) Administered Concomitantly Versus Nonconcomitantly With Quadrivalent Influenza Virus Vaccine (Inactivated) in Participants ≥50 Years of Age (V211-062) Completed · 27 cited
  5. Phase 3 Immunogenicity and Safety Study of Self-amplifying mRNA COVID-19 Vaccine Administered With Influenza Vaccines in Adults Completed · 7 cited
  6. Phase 3 A Study of Ad26.COV2.S and Influenza Vaccines in Healthy Adults Completed · 4 cited
Show 8 more trials
  1. Phase 4 Inactivated Influenza Via Jet Injection Completed
  2. Phase 4 VAccination to Improve Clinical outComes in Heart Failure Trial: a Feasibility Study (VACC-HeFT) Completed
  3. Phase 4 Body and Social Behavior Completed
  4. Phase 2 Entolimod on Immunosenescence in Healthy Geriatric Subjects Receiving Influenza Vaccination Completed
  5. Phase 2 Study to Investigate the Immune Response to Influenza Vaccine in Patients With Multiple Sclerosis on Teriflunomide Completed
  6. Phase 2 Beta-glucan and Immune Response to Influenza Vaccine Completed
  7. Phase 1 Study of a Parenterally Administered H5N1 Influenza Vaccine in Healthy Adults Completed
  8. Phase 1 Immunogenicity and Safety of Live Attenuated Influenza Vaccine (Flumist) Administered by Nasal and Sublingual Route Completed

Showing the 14 most-cited and recently-updated of 14 trials. Browse the full registry →

Trial data sourced from ClinicalTrials.gov. Counts describe the research landscape and are not a treatment recommendation. Informational only — not medical advice.

HCP Mode — summaries include clinical detail, trial data, and statistical outcomes.
Patient Mode — summaries use plain language, avoiding clinical jargon.
mRNA-1010 shows superior efficacy against influenza in older adults
Drug Pipeline RCT
mRNA-1010 shows superior efficacy against influenza in older adults New flu shot cuts illness by 27 percent in adults over 50
A phase 3 trial found mRNA-1010 vaccine had 26.6% relative efficacy versus standard comparator in adults 50+.
A new mRNA flu vaccine reduced confirmed flu illness by 27 percent compared with the standard shot in adults 50 and older.
May 7, 2026
Influenza vaccine induces stronger immune responses in liver cirrhosis patients
Orthopedics & Sports Medicine Cohort
Influenza vaccine induces stronger immune responses in liver cirrhosis patients Flu Shot Works Better in Advanced Liver Disease
This prospective observational study found that patients with liver cirrhosis mount stronger humoral and cell-mediated immune responses to t…
You’re living with cirrhosis. Every cold feels dangerous.
Frontiers Apr 23, 2026
Quadrivalent influenza vaccine shows immunogenicity and safety in Indian population aged 6 months and older
Pediatrics Phase III
Quadrivalent influenza vaccine shows immunogenicity and safety in Indian population aged 6 months and older New flu vaccine data shows strong immune response in Indian children and adults
An open-label phase III study of 401 participants aged 6 months and older across five Indian sites evaluated a quadrivalent inactivated spli…
A new flu vaccine study in India shows strong immune protection for children and adults against all four virus strains with no serious side …
Apr 10, 2026
In-hospital double-dose influenza vaccine reduces MACE and death in ACS patients with prior stroke compared to delayed standard-dose
Neurology RCT
In-hospital double-dose influenza vaccine reduces MACE and death in ACS patients with prior stroke compared to delayed standard-dose Double-dose flu shots may help stroke survivors hospitalized for heart attacks live longer
This subanalysis of the VIP-ACS trial evaluated the effect of in-hospital double-dose quadrivalent inactivated influenza vaccine versus stan…
Stroke survivors hospitalized for heart attacks who received a double-dose flu shot had no better survival rates than those getting a standa…
Apr 9, 2026