Viagra is used to treat erectile dysfunction. It comes in pill form and is blue and diamond in shape. Australian pharmacy online carries the product and it is easy to purchase. Before purchasing Viagra, be sure erectile dysfunction is the diagnosis. Erectile dysfunction can be caused by a variety of health and physical problems, such as stress, depression and hypertension. Visiting a doctor for a physical exam is always recommended before using Viagra to determine the exact cause of erectile dysfunction and to rule out more serious health problems. After a proper diagnosis, a medical professional will recommend the best treatment ...