Prevention of cervical cancer; low-grade & high-grade cervical, vulvar & vag dysplasia; external genital warts (condyloma acuminata) caused by HPV types 6, 11, 16 & 18 in 9-45 yr female. Prevention of external genital lesions including genital warts (condyloma acuminata), anal intraepithelial neoplasia (AIN 1/2/3) & infection caused by HPV types 6, 11, 16 & 18 in 9-26 yr male.