Condition

Influenza Prevention clinical trials and research

• 2Clinical trials
• 1Country

All recruiting trials (2)

• Quadrivalent influenza HA stem vaccine (SteMos1) with or without ALFQ adjuvant in healthy adults

  This will test a new quadrivalent 'stem' flu vaccine called SteMos1 given with or without the ALFQ adjuvant in healthy adults aged 18–50 who have had at least one flu vaccine since 2020.

  Recruiting Phase 1 National Institutes of Health Clinical Center (CC) · Bethesda, Maryland · NCT07111078

• Testing a new flu vaccine with and without an adjuvant in healthy adults

  This study is testing a new flu vaccine with and without an added booster to see if it helps healthy adults aged 18 to 50 build a stronger immune response.

  Recruiting Phase 1 National Institutes of Health Clinical Center (CC) · Bethesda, Maryland · NCT06863142

Quick answers

How many Influenza Prevention clinical trials are recruiting right now?

2, as of November 12, 2026. We update this list each time we refresh our data from ClinicalTrials.gov.

Where are these trials running?

All of them have sites in United States. Each study page lists its sites and which ones are recruiting.

What phases are they in?

Phase 1: 2. Trials with no phase listed are usually device, behavioural or observational studies.

How do I join one?

Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.

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