# Real-World Effectiveness of RSV Vaccines Among Adults Using Target Trial Emulation in Epic Cosmos

> **NCT07673081** · — · ACTIVE_NOT_RECRUITING · sponsor: **Pfizer** · enrollment: 293334 (estimated)

## Conditions studied

- Respiratory Syncytial Virus (RSV)

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT07673081
- **Lead sponsor:** Pfizer
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2026-06-22
- **Primary completion:** 2026-09-30
- **Final completion:** 2026-09-30
- **Target enrollment:** 293334 (ESTIMATED)
- **Last updated:** 2026-08-20

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07673081

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07673081, "Real-World Effectiveness of RSV Vaccines Among Adults Using Target Trial Emulation in Epic Cosmos". Retrieved via MORVS 2026-10-20 from https://api.morvs.ai/clinical/NCT07673081. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*