A Registry-Based Extension of Protocol V503-001 in Countries With Centralized Cervical Cancer Screening Infrastructures to Evaluate the Long-Term Effectiveness, Immunogenicity, and Safety of Multivalent Human Papillomavirus (HPV) L1 Virus-Like Particle (VLP) Vaccine as Administered to 16- to 26- Year-Old Women
Latest Information Update: 17 Apr 2024
At a glance
- Drugs V 503 (Primary) ; Human papillomavirus vaccine recombinant quadrivalent Merck
- Indications Cervical cancer; Genital warts; Human papillomavirus infections; Vulvovaginal cancer
- Focus Therapeutic Use
- Sponsors Merck Sharp & Dohme Corp.
- 30 Nov 2023 The study duration is increased to 30 years, and thus the timeline of primary end-point is also increased from 16 to 30 years.
- 30 Nov 2023 Planned End Date changed from 1 Jan 2024 to 1 Jan 2040.
- 30 Nov 2023 Planned primary completion date changed from 1 Jan 2024 to 1 Jan 2040.