Dear Sir Yesterday I Undergone The Endoscopy Where It Is

Dear Sir yesterday I undergone the endoscopy where it is found that I have Antral gastritis rest is normal.in stomach. I am suffering from lot of burping and bloating from past 2-months. Currently I am taking Nexpro L in the morning empty stomach and after breakfast ,lunch and dinner I am taking flatuna and rifagut400. Due to this burping and blaoting I face problem in.breathing as it feels that gas is blocked in.the chest due to.which it is very difficult to sleep at night ..please help sir