Hepatitis B is more common outside of the US. People with chronic hepatitis B are at risk for cirrhosis. Interferon is an injectible medication used for hepatits B. Hepatits B is common in certain populations, as well as drug abusers who share needles, are at risk. Hepatitis B can also be sexually transmitted. Symptoms include fatigue, nausea, and yellow skin-jaundice. Hepatitis B is a risk factor for liver cancer. There is a vaccine for Hepatitis B.