Placebo (Saline for Injection) clinical trials

Efficacy Against Oral Persistent Infection, Immunogenicity and Safety of the 9-valent Human Papillomavirus Vaccine (9vHPV) in Men Aged 20-45 Years (V503-049)

This study is testing a new HPV vaccine in men aged 20-45. We want to see if it can prevent certain HPV infections in the mouth and if it’s safe. It's compared to a dummy injection to see if it works.