A Study to Learn About Revaccination With a Vaccine Called RSVpreF in Immunocompromised Adults
Part of paid clinical trials in Los Angeles, California.
- Sponsor
- Pfizer
- Study ID
- NCT07768345
- Phase
- PHASE3
- Status
- Recruiting
Conditions
- Respiratory Syncytial Virus (RSV)
Eligibility Criteria
- Sex
- ALL
- Age
- 18 Years - N/A
- Healthy Volunteers
- Not accepted
Interventions
- RSVpreF Vaccine — BIOLOGICALRSVpreF Vaccine
Study Details
The purpose of this phase 3 study is to learn the safety, tolerability and immunogenicity of revaccination with RSVpreF at approximately 1-, 2-, and 3-year intervals to inform the revaccination interval in immunocompromised adults. This study is seeking participants who are 18 years of age and older and will be grouped based on prior RSV vaccination history. Participants are required to be immunocompromised per study protocol. All participants in this study will receive 1 shot to their arm of a RSVPreF vaccine. Participants will take part in this study for about 12 months and will need to visit the clinical study site at least 4 times.
Key Dates
- First listed
- Aug 17, 2026
- Start date
- Aug 31, 2026
- Status verified
- Sep 2026
- Primary completion
- Feb 2, 2028
- Completion
- Feb 2, 2028
Study Design
- Enrollment
- 440 participants (estimated)
- Allocation
- NON_RANDOMIZED
- Intervention model
- PARALLEL
- Primary purpose
- PREVENTION
Arms
- Experimental: Group 1RSVpreF Vaccine
- Experimental: Group 2RSVpreF Vaccine
- Experimental: Group 3RSVpreF Vaccine
- Experimental: Group 4RSVpreF Vaccine
Primary Outcome Measure
Percentage of participants reporting local reactions [ Time Frame: For up to 7 days after vaccination ]
Central Contacts
- Pfizer CT.gov Call Center1-800-718-1021
Locations (5)
| Facility | City | State | ZIP | Site coordinators |
|---|---|---|---|---|
| Kaiser Foundation Hospital LAMC | Los Angeles | California | 90027 | - |
| Kaiser Permanente | Los Angeles | California | 90027 | - |
| Kaiser Permanente Los Angeles Medical center | Los Angeles | California | 90027 | - |
| The Hope Clinic of Emory University | Decatur | Georgia | 30030 | - |
| Rochester Clinical Research | Rochester | New York | 14609 | - |
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