Merck announced that the Food and Drug Administration (FDA) has expanded the age indication for Gardasil 9 (human papillomavirus 9-valent vaccine [recombinant]) in males. It now includes use in males aged 16–26 for the prevention of anal cancer caused by human papillomavirus (HPV) types 16, 18, 31, 33, 45, 52, and 59; precancerous or dysplastic lesions caused by HPV types 6, 11, 16, 18, 31, 33, 45, 52 and 58; and genital warts caused by HPV types 6 and 11.