This leaflet provides healthcare patients, their families and carers with comprehensive information on Clostridium difficile (C. diff) infection. It provides some background on the infection and highlights a range of key factors, including the symptoms to look out for, common causes of contamination, the appropriate course of action should you become infected, and possible treatment options. It also offers advice to visitors and carers on precautions and rules they should follow when in the presence of a patient with C. diff infection.