What can be done?   Consult your doctor. Some serious diseases can cause symptoms similar to indigestion. These include ulcer disease and cancers. By studying your history, your doctor can exclude the likelihood of ulcer disease or cancers. If necessary, your doctor can send you for further investigations. For the majority of people with indigestion, there will be no serious cause for their symptoms. Your doctor will then concentrate on relieving your symptoms. Firstly, many doctors will advise you to modify your lifestyle. Secondly, many doctors will also prescribe one or two drugs to help relieve the symptoms of indigestion.