A PHASE 3, MULTICENTER, PARALLEL-GROUP, OPEN-LABEL STUDY TO EVALUATE THE SAFETY, TOLERABILITY, AND IMMUNOGENICITY OF RESPIRATORY SYNCYTIAL VIRUS PREFUSION F SUBUNIT VACCINE WHEN COADMINISTERED WITH HERPES ZOSTER SUBUNIT VACCINE IN ADULTS ≥50 YEARS OF AGE
Latest Information Update: 10 Nov 2025
At a glance
- Drugs GSK 137173A (Primary) ; Respiratory syncytial virus vaccine Pfizer (Primary)
- Indications Respiratory syncytial virus infections
- Focus Adverse reactions; Pharmacodynamics; Registrational
- Acronyms PISSARRO
- Sponsors Pfizer
Most Recent Events
- 06 Nov 2025 Actual primary completion date is 30 Sep 2025
- 06 Nov 2025 Status changed from active, no longer recruiting to completed.
- 05 Sep 2025 Planned End Date changed from 18 Sep 2025 to 13 Oct 2025.