Cancer strikes fear in people’s hearts around globe. So the appearance of a vaccine to prevent cancer–as we are assured the human papillomavirus (HPV) vaccine will–seemed like a game-changer. Since 2006, over eighty countries have approved the vaccine, with glowing endorsements from the world’s foremost medical authorities. Bringing in over $2.5 billion in annual sales, the HPV vaccine is a pharmaceutical juggernaut. Yet scandal now engulfs it worldwide.