I often hear designers struggle working within the pharma industry. I've worked on dozens of pharmacutical brands over the years and I can say, it does have it's difficult challenges with legal and government oversight. But when an idea can be based in an authentic desire to be helpful and informative, you can often find a great deal of flexibility.
In this case, there was staggering research that connected cervical cancer to the hpv virus. This effected women of all ages, but the prevention aspect really started with young women as they were just choosing to become sexually active. Information was an incredible tool.