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Showing 1–24 of 824 matching trials from the live ClinicalTrials.gov search.
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Recruiting Phase 1 Interventional

Intralesional Influenza Vaccine for the Treatment of Stage I-IV Melanoma

NCT04697576
View directory record Official record
Conditions
Clinical Stage I Cutaneous Melanoma AJCC v8, Clinical Stage IA Cutaneous Melanoma AJCC v8, Clinical Stage IB Cutaneous Melanoma AJCC v8, Clinical Stage II Cutaneous Melanoma AJCC v8, Clinical Stage IIA Cutaneous Melanoma AJCC v8, Clinical Stage IIB Cutaneous Melanoma AJCC v8, Clinical Stage IIC Cutaneous Melanoma AJCC v8, Clinical Stage IV Cutaneous Melanoma AJCC v8, Metastatic Melanoma
Interventions
Ipilimumab, Nivolumab, Pembrolizumab, Quadrivalent Inactivated Influenza Vaccine, Resection, Nivolumab + Relatlimab
Biological · Procedure
Lead sponsor
Carlo Contreras
Other
Eligibility
18 Years to 99 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 12, 2026 · Synced Sep 2, 2026, 7:28 PM EDT
Completed Not applicable Interventional Results available

Patient Portal Reminder/Recall for Influenza Vaccination in a Health System- UCLA Portal R/R Influenza RCT 3

NCT04533685
View directory record Official record
Conditions
Influenza, Respiratory Tract Infections
Interventions
Portal Reminders for Influenza Vaccination: Direct scheduling link, Portal Reminders for Influenza Vaccination: No direct scheduling link, Pre-Commitment Prompt, Pre-Appointment flu vaccine reminders
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
4 Months and older
Enrollment
213,773 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 24, 2022 · Synced Sep 2, 2026, 7:28 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Cholecalciferol and Flu Vaccine in Treating Healthy Participants

NCT01561989
View directory record Official record
Conditions
Healthy, no Evidence of Disease
Interventions
cholecalciferol, questionnaire administration, trivalent influenza vaccine
Dietary Supplement · Other · Biological
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
18 Years to 64 Years
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Mar 9, 2020 · Synced Sep 2, 2026, 7:28 PM EDT
Completed Not applicable Interventional

Text4Vax: Text Message Reminders for Pediatric COVID-19 and Influenza Vaccines 2024-25 Season

NCT06603090
View directory record Official record
Conditions
Influenza, COVID-19, Vaccination Hesitancy
Interventions
Text message influenza vaccine reminders, Text message COVID-19 vaccine reminders, Text message influenza and COVID-19 vaccine reminders
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
6 Months to 17 Years
Enrollment
66,147 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
4
States / cities
Itasca, Illinois • New York, New York • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 10, 2025 · Synced Sep 2, 2026, 7:28 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Immunogenicity Study of Inactivated Nasal Influenza Vaccine NB-1008

NCT01333462
View directory record Official record
Conditions
Healthy Adult Volunteers
Interventions
NB-1008, Control
Biological · Other
Lead sponsor
NanoBio Corporation
Industry
Eligibility
18 Years to 49 Years
Enrollment
199 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Lenexa, Kansas
Source: ClinicalTrials.gov public record
Updated Apr 11, 2011 · Synced Sep 2, 2026, 7:28 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Evaluate Immunogenicity, Safety and Tolerability of Adjuvanted and Non-Adjuvanted H2N3 Influenza Vaccines in Adults

NCT05875961
View directory record Official record
Conditions
Influenza, Human, Infections, Respiratory Tract Infections, Virus Diseases, Infection Viral
Interventions
Low dose A/H2N3c + standard dose MF59, Intermediate dose A/H2N3c + standard dose MF59, High dose A/H2N3c + standard dose MF59, High dose A/H2N3c non-adjuvanted, Lowest dose A/H2N3c + high dose MF59, Low dose A/H2N3c + high dose MF59
Biological
Lead sponsor
Seqirus
Industry
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
3
States / cities
Rockville, Maryland • Lincoln, Nebraska • Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Jan 21, 2025 · Synced Sep 2, 2026, 7:28 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Immunogenicity Trial of Egg- Versus Non-Egg-Based Influenza Vaccines Among HCP

NCT03722589
View directory record Official record
Conditions
Influenza
Interventions
Flublok, Flucelvax, Fluarix, Fluzone, Fluzone High-Dose
Biological
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
18 Years to 65 Years
Enrollment
944 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
2
States / cities
Portland, Oregon • Temple, Texas
Source: ClinicalTrials.gov public record
Updated Jul 21, 2024 · Synced Sep 2, 2026, 7:28 PM EDT
Completed Phase 1 Interventional

VRC 307: A Double-Blind, Randomized Phase I Study of the Safety and Immunogenicity of a Prime-Boost Schedule of the Investigational DNA Trivalent Influenza Vaccine, VRC-FLUDNA047-00-VP, Followed by the 2008/2009 Seasonal Influenza Trivalent Inactivat...

NCT00858611
View directory record Official record
Conditions
Influenza, Human
Interventions
VRC-FLUDNA047-00-VP, Flulaval (Registered) Seasonal Influenza Vaccine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 70 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 2, 2026, 7:28 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Study to Evaluate the Safety, Tolerability, and Immunogenicity of Combined Modified RNA Vaccine Candidates Against COVID-19 and Influenza

NCT05596734
View directory record Official record
Conditions
Influenza, Human, COVID-19
Interventions
bivalent BNT162b2 (original/Omi BA.4/BA.5), qIRV (22/23), QIV, bIRV, tIRV
Biological
Lead sponsor
BioNTech SE
Industry
Eligibility
18 Years and older
Enrollment
1,019 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
59
States / cities
Athens, Alabama • Phoenix, Arizona • Lake Forest, California + 40 more
Source: ClinicalTrials.gov public record
Updated Jul 22, 2025 · Synced Sep 2, 2026, 7:28 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity of BPL-1357, A BPL-Inactivated, Whole-Virus, Universal Influenza Vaccine

NCT05027932
View directory record Official record
Conditions
Influenza
Interventions
IN Placebo, IM Placebo, BPL-1357
Other · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 55 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 7, 2025 · Synced Sep 2, 2026, 7:28 PM EDT
Completed Not applicable Interventional Results available

Flu2Text: Text Message Reminders for 2nd Dose of Influenza Vaccine

NCT03287830
View directory record Official record
Conditions
Influenza, Vaccination
Interventions
Text message influenza vaccine reminders
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
6 Months to 8 Years
Enrollment
2,105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
3
States / cities
Itasca, Illinois • New York, New York • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 14, 2023 · Synced Sep 2, 2026, 7:28 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Plasmablast Trafficking and Antibody Response in Influenza Vaccination (SLVP021 2011-2014)

NCT02141581
View directory record Official record
Conditions
Influenza
Interventions
Fluzone® (IM), Fluzone® Intradermal (ID), 2011-2012 FluMist®
Biological
Lead sponsor
Stanford University
Other
Eligibility
8 Years to 34 Years
Enrollment
86 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated May 6, 2018 · Synced Sep 2, 2026, 7:28 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

2013/2017 H7N9 Prime-Boost Interval

NCT03589807
View directory record Official record
Conditions
Avian Influenza, Influenza Immunisation
Interventions
A/H7N9, AS03, Influenza Virus Vaccine, Monovalent A/H7N9 A/Shanghai/2/2013, Phosphate Buffered Saline (PBS) diluent
Biological · Drug · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
19 Years to 50 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
6
States / cities
Atlanta, Georgia • Decatur, Georgia • Iowa City, Iowa + 3 more
Source: ClinicalTrials.gov public record
Updated Aug 1, 2021 · Synced Sep 2, 2026, 7:28 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Fluarix/ FluLaval/ Fluarix Quadrivalent/ FluLaval Quadrivalent Vaccine Pregnancy Registry

NCT02148211
View directory record Official record
Conditions
Influenza
Interventions
Data collection
Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
Female only
Enrollment
507 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2019
U.S. locations
1
States / cities
Wilmington, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 11, 2020 · Synced Sep 2, 2026, 7:28 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Study of Different Formulations of an A/H1N1 Pandemic Vaccine in Healthy Children Aged 6 Months to 9 Years

NCT00952419
View directory record Official record
Conditions
Influenza, Swine-origin A/H1N1 Influenza
Interventions
Monovalent Subvirion A/H1N1 Influenza vaccine, Normal saline solution (placebo)
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
6 Months to 9 Years
Enrollment
474 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
20
States / cities
Miami Beach, Florida • Marietta, Georgia • Woodstock, Georgia + 16 more
Source: ClinicalTrials.gov public record
Updated Apr 13, 2016 · Synced Sep 2, 2026, 7:28 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Trivalent, Live, Cold Adapted Influenza Vaccine (CAIV-T) Against Inactivated Influenza Vaccine (TIV) in Children 6-59 Months of Age

NCT00128167
View directory record Official record
Conditions
Influenza
Interventions
Liquid CAIV-T
Drug
Lead sponsor
MedImmune LLC
Industry
Eligibility
6 Months to 59 Months
Enrollment
8,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2005
U.S. locations
107
States / cities
Hoover, Alabama • Tuscaloosa, Alabama • Little Rock, Arkansas + 96 more
Source: ClinicalTrials.gov public record
Updated Sep 12, 2021 · Synced Sep 2, 2026, 7:28 PM EDT
Not listed Phase 1 Interventional Accepts healthy volunteers

Phase 1 Safety Study of Recombinant Influenza Vaccine for Prevention

NCT02015494
View directory record Official record
Conditions
Influenza
Interventions
VAX2012Q
Biological
Lead sponsor
VaxInnate Corporation
Industry
Eligibility
18 Years to 40 Years
Enrollment
316 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
4
States / cities
Lenexa, Kansas • Rochester, New York • Mt. Pleasant, South Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 5, 2015 · Synced Sep 2, 2026, 7:28 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Prospective Trial of Vaccine Responses Against Pneumococcus and Influenza in Adult Cancer Patients 65 Years of Age and Older

NCT00741039
View directory record Official record
Conditions
Breast Cancer, Lung Cancer, Prostate Cancer
Interventions
inactivated influenza vaccine and the 23- valent pneumococcal vaccine, inactivated influenza vaccine and the PPV23 vaccine (Pneumovax)
Biological
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
65 Years and older
Enrollment
126 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 19, 2015 · Synced Sep 2, 2026, 7:28 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Study to Evaluate the Immunogenicity and Safety of Seqirus Quadrivalent Influenza Vaccine (QIV) in a Pediatric Population 6 Months Through 59 Months of Age.

NCT02914275
View directory record Official record
Conditions
Influenza, Human
Interventions
Seqirus Quadrivalent Inactivated Influenza Vaccine, Comparator Quadrivalent Inactivated Influenza Vaccine
Biological
Lead sponsor
Seqirus
Industry
Eligibility
6 Months to 59 Months
Enrollment
2,250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
39
States / cities
Birmingham, Alabama • Mobile, Alabama • Anaheim, California + 27 more
Source: ClinicalTrials.gov public record
Updated Jan 22, 2019 · Synced Sep 2, 2026, 7:28 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Clinical Study to Evaluate the Immunogenicity and Safety of an Adjuvanted Quadrivalent Influenza Vaccine Compared With a Licensed Quadrivalent Vaccine in Adults 50 to 64 Years of Age

NCT05044195
View directory record Official record
Conditions
Influenza, Human
Interventions
aQIV, Comparator QIV
Biological
Lead sponsor
Seqirus
Industry
Eligibility
50 Years to 64 Years
Enrollment
2,044 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
12
States / cities
Mobile, Alabama • Tempe, Arizona • Atlantis, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated Sep 27, 2023 · Synced Sep 2, 2026, 7:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Study of Seasonal Influenza Vaccine Against H5N1 Avian Influenza Virus

NCT01044095
View directory record Official record
Conditions
Influenza
Interventions
FluMist® live, attenuated, intranasal seasonal influenza vaccine, Fluzone® inactivated influenza virus vaccine
Biological
Lead sponsor
Armed Forces Research Institute of Medical Sciences, Thailand
Government
Eligibility
18 Years to 49 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
0
States / cities
Not listed
Source: ClinicalTrials.gov public record
Updated Jul 22, 2013 · Synced Sep 2, 2026, 7:28 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

A Study to Determine the Immunogenicity and Safety Profile of CSL Limited's Influenza Virus Vaccine Compared to a US Licensed Comparator Influenza Virus Vaccine

NCT00735475
View directory record Official record
Conditions
Influenza
Interventions
CSL Limited Influenza Virus Vaccine (Afluria®), US Licensed Influenza Virus Vaccine (Fluzone®)
Biological
Lead sponsor
Seqirus
Industry
Eligibility
65 Years and older
Enrollment
1,268 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
13
States / cities
Mountain Home, Arkansas • Boise, Idaho • Iowa City, Iowa + 10 more
Source: ClinicalTrials.gov public record
Updated May 22, 2018 · Synced Sep 2, 2026, 7:28 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study of Different Formulations of an Intramuscular A/H5N1 Inactivated, Split Virion Influenza Adjuvanted Vaccine

NCT00664417
View directory record Official record
Conditions
Influenza, Orthomyxoviridae Infections
Interventions
Monovalent subvirion H5N1 influenza vaccine, Physiological saline
Biological
Lead sponsor
Sanofi
Industry
Eligibility
18 Years to 40 Years
Enrollment
375 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
6
States / cities
San Diego, California • South Miami, Florida • Springfield, Missouri + 2 more
Source: ClinicalTrials.gov public record
Updated Apr 16, 2012 · Synced Sep 2, 2026, 7:28 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

A Study of mRNA-1011.1, mRNA-1011.2, and mRNA-1012.1 Candidate Seasonal Influenza Vaccines in Healthy Adults

NCT05827068
View directory record Official record
Conditions
Seasonal Influenza
Interventions
mRNA-1011.1, mRNA-1011.2, mRNA-1012.1, mRNA-1010, mRNA-1010.2, mRNA-1010.3
Biological
Lead sponsor
ModernaTX, Inc.
Industry
Eligibility
50 Years to 75 Years
Enrollment
698 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
22
States / cities
Lakewood, California • Long Beach, California • Fort Collins, Colorado + 19 more
Source: ClinicalTrials.gov public record
Updated Feb 2, 2025 · Synced Sep 2, 2026, 7:28 PM EDT