# A Clinical Study of V540A in Healthy Female Participants (V540A-005)

> **NCT07224477** · PHASE2 · NOT_YET_RECRUITING · sponsor: **Merck Sharp & Dohme LLC** · enrollment: 525 (estimated)

## Conditions studied

- Healthy

## Interventions

- **BIOLOGICAL:** V540A-2
- **BIOLOGICAL:** V540A-3
- **BIOLOGICAL:** GARDASIL®9

## Key facts

- **NCT ID:** NCT07224477
- **Lead sponsor:** Merck Sharp & Dohme LLC
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2026-07-20
- **Primary completion:** 2028-04-04
- **Final completion:** 2028-04-04
- **Target enrollment:** 525 (ESTIMATED)
- **Last updated:** 2026-02-19


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07224477

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07224477, "A Clinical Study of V540A in Healthy Female Participants (V540A-005)". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT07224477. Licensed CC0.

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