Drug or treatment
Nirsevimab clinical trials
As of November 12, 2026, Find a Trial lists 3 clinical trials of Nirsevimab that are recruiting, at sites in 2 countries (most in France (2), Italy (1)). By phase: Phase 3 (1). Every study is explained in plain English. Data from ClinicalTrials.gov and NIH RePORTER, updated November 12, 2026.
- 3Clinical trials
- 2Countries
Newest trials
| Study | Phase | Where | Status | Registered |
|---|---|---|---|---|
| Preventing RSV in Babies: Nirsevimab with or without maternal RSV vaccine | Phase 3 | La Roche-sur-Yon | Recruiting | Nov 18, 2025 |
| Evaluating Nirsevimab's effect on RSV hospitalizations in infants | — | Arezzo, Arezzo and 7 other locations | Recruiting | Mar 4, 2025 |
| Understanding viral infections in infants with bronchiolitis after Nirsevimab use | — | Rouen | Recruiting | Oct 15, 2024 |
All recruiting trials (3)
-
Preventing RSV in Babies: Nirsevimab with or without maternal RSV vaccine
This study tests whether giving a monoclonal antibody to newborns, with or without the mother’s vaccination during pregnancy, can better protect infants from RSV than giving just one option.
-
Evaluating Nirsevimab's effect on RSV hospitalizations in infants
This study is testing if a new antibody called Nirsevimab can help prevent infants under one year old from being hospitalized due to RSV infections.
-
Understanding viral infections in infants with bronchiolitis after Nirsevimab use
This study looks at how the use of Nirsevimab affects the types of viral infections in infants under one year old who have their first episode of bronchiolitis.
Quick answers
How many clinical trials of Nirsevimab are recruiting right now?
3, as of November 12, 2026. We update this list each time we refresh our data from ClinicalTrials.gov.
Where are these trials running?
In 2 countries. The most sites are in France (2 trials), Italy (1 trial). Each study page lists its sites and which ones are recruiting.
What phases are they in?
Phase 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.