Using prescription drug monitoring programs is an important step in identifying patients who may be improperly using prescription painkillers.

We know how to stop Ebola: by isolating and treating patients, tracing and monitoring their contacts, and breaking the chains of transmission.

Health care providers can follow guidelines for responsible painkiller prescribing and talk with their patients about the risks and benefits of taking prescription painkillers.

Vaccination is the single most important step people can take to protect themselves from influenza.

Some become psychotic when they quit using. Because of those withdrawals, these patients need proper medical monitoring.

The importance in what we're seeing in countries around the world is a poorly regulated and poorly functioning private sector using irrational and ineffective medications that result in the emergence of drug-resistance tuberculosis. What we've done is begun a program to rapidly improve infection control in places that are treating TB patients.