Talk to Gastroenterologist on Severe Gerd And Acidity

I have severe acidity and gerd and have taken esomeprazole (esskem 20 mg) and levosulpiride (50 mg) for one week but still not feeling well like constant feeling of lump in throat and excessive noisy bleaching and feeling full even after eating a little, I have also taken a test of H. Pylori it’s negative Can you please please help me solve me this problem I would be very thank full and grateful