I have acid reflux and burning in esoph.

Ave had burning in my esophagus since 3 month because I have gastritis and acid reflux Grade A when I contact with my doctor he prescribed me Nexuim 40mg once daily , mosapride two times Daliy with goviscon 20 ml three times. When I take mosapride my problem getting worse. I do not know is that because of mosapride or not ?kindly give me advice do I need to stop that or not if I do please give me the substitute of mosapride . And please tell me can I continue goviscon syrup i have taking goviscon for 6 month is it safe to continue or not ? I have still burning sensation in my esophagus and some time I have shortness of breath I need your advice kindly give me advice and please see my endoscopy report as well . Please help me as human being do not ask me for online payment helpppppp.... Thanks .