Condition
RSV clinical trials and research
As of November 12, 2026, Find a Trial lists 9 RSV clinical trials that are recruiting, at sites in 6 countries (most in United States (4), United Kingdom (1), Zambia (1)). 1 was first registered in the last 30 days. By phase: Phase 4 (1), Phase 2 (1), Phase 2/3 (1). Every study is explained in plain English. Data from ClinicalTrials.gov and NIH RePORTER, updated November 12, 2026.
- 9Clinical trials
- 1New in 30 days
- 6Countries
Newest RSV clinical trials
All recruiting trials (9)
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Zelicapavir versus placebo in adults at high risk for severe RSV
This study tests whether zelicapavir, taken by mouth, can help adults with RSV who are at high risk for severe disease compared to placebo.
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Immune Responses to RSV in Older Adults After Nasal RSV Challenge
This study tests how the immune system responds to RSV in healthy adults aged 65–75 by giving them a controlled nasal infection in a monitored setting.
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Zelicapavir for RSV infection in young children
This study tests whether Zelicapavir can help treat RSV infection in children aged 28 days to 36 months who are showing symptoms.
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RSV Burden in Hong Kong: What RSV does to adults
This study tests how often RSV causes illness and hospitalization in adults in Hong Kong who have community-acquired respiratory infections.
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Preparedness through community respiratory virus testing and engagement
This program will offer community members regular testing for respiratory viruses like COVID-19, flu, and RSV and invite some people to join longer-term monitoring and household transmission follow-up.
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Tdap and RSV vaccines in pregnancy: same visit versus separate visits
This project will see if giving the RSV and Tdap vaccines together at one prenatal visit or at separate visits is safe and protects pregnant people and their babies better.
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Monitoring and detection of influenza, RSV, and COVID-19 in adults with and without HIV in Lusaka
This project will test methods to detect influenza, RSV, and COVID-19 in adults with and without HIV who have recent respiratory symptoms in Lusaka.
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Evaluation of a new test for detecting flu and COVID-19 in patients with respiratory symptoms
This study is testing a new nasal swab test to see if it can accurately tell the difference between flu, RSV, and COVID-19 in people who have respiratory symptoms.
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Understanding COVID-19 treatment effectiveness in Veterans
This study looks at how well COVID-19 treatments work for Veterans with mild to moderate illness and compares those who receive treatment to those who don’t.
Related topics
Quick answers
How many RSV clinical trials are recruiting right now?
9, as of November 12, 2026. 1 of them was first registered in the last 30 days. We update this list each time we refresh our data from ClinicalTrials.gov.
Where are these trials running?
In 6 countries. The most sites are in United States (4 trials), United Kingdom (1 trial), Zambia (1 trial), Canada (1 trial), Thailand (1 trial). Each study page lists its sites and which ones are recruiting.
What phases are they in?
Phase 4: 1, Phase 2: 1, Phase 2/3: 1. 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.
Find the studies that fit you
A list is a starting point. Tell us your situation in your own words and we'll rank the studies that match and explain why. It's free and needs no account.