Trial to Evaluate Nonavalent HPV Vaccine as a Secondary Prevention in Patients Treated for Human Papilloma Virus Related High-grade Squamous Intraepithelial Lesions

Conditions

• Patients With Primary HPV High-grade Squamous Intra-epithelial Lesions (HSIL) at Vulvar Site
• Patients With Primary HPV High-grade Squamous Intra-epithelial Lesions (HSIL) at Vaginal Site
• Patients With Primary HPV High-grade Squamous Intra-epithelial Lesions (HSIL) at Penile Site
• Patients With Primary HPV High-grade Squamous Intra-epithelial Lesions (HSIL) at Cervical Site
• Patients With Primary HPV High-grade Squamous Intra-epithelial Lesions (HSIL) at Anal Site

Interventions

• BIOLOGICAL: HPV vaccine
• BIOLOGICAL: Placebo vaccine

Sponsor

Gustave Roussy, Cancer Campus, Grand Paris