One shot for two viruses? combo COVID-Flu vaccine moves forward

NCT ID NCT06695117

Completed ⭐️ VACCINE ⭐️ Sponsor: Sanofi Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested a single combination vaccine that aims to protect against both COVID-19 and influenza at the same time. About 980 adults aged 50 and older received either the combo shot, a flu shot alone, a COVID-19 shot alone, or both shots separately. Researchers monitored safety and immune responses for 12 months to see if the combo works as well as separate vaccines.

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Conditions

The condition(s) this trial relates to.

COVID-19 prevention target influenza prevention target

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

COVID-19 IMMUNIZATION INFLUENZA IMMUNIZATION

Contacts and locations

Locations

AES - DRS - Optimal Research Alabama - Huntsville Site Number : 8400006

Huntsville, Alabama, 35802-2568, United States
Optimal Research - Texas- Site Number : 8400002

Austin, Texas, 78705, United States
Orange Grove Family Practice- Site Number : 8400012

Tucson, Arizona, 85741, United States
Simon Williamson Clinic - Birmingham- Site Number : 8400003

Birmingham, Alabama, 35211, United States
Synexus Clinical Research - New York- Site Number : 8400007

New York, New York, 10017, United States
Synexus Clinical Research - St. Louis- Site Number : 8400010

Creve Coeur, Missouri, 63141, United States
Synexus Clinical Research US - Atlanta- Site Number : 8400001

Atlanta, Georgia, 30328, United States
Synexus Clinical Research US - Dallas- Site Number : 8400005

Dallas, Texas, 75234, United States
Synexus Clinical Research US - San Antonio- Site Number : 8400009

San Antonio, Texas, 78229, United States
Synexus Clinical Research US - The Villages- Site Number : 8400011

The Villages, Florida, 32162, United States
Synexus Clinical Research- Site Number : 8400004

Chicago, Illinois, 60602, United States
Synexus Salt Lake City Site Number : 8400008

Salt Lake City, Utah, 84106, United States

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