http://www.nhs.uk/Conditions/Peptic-ulcer/Pages/Symptoms.aspx. I have sent you link. Have you been tested for helicobactor pylori, it is a major contributor to ulcers .
I am not sure if you have it but I had those symptoms you describe initially when I had gastritis and the start of a hiatal hernia and gerd. It is advisable to go on to ppi and have an endoscopy to diagnose your exact problems