Constant heart burn , acid reflux, Do.

Hi, my mother is a diabetic type 2 patient.she takes insulin to keep the blood glucose level in check. All the other medications that she takes are mentioned in the profile.actually since last one month she is suffering from constant heart burn and a bitter taste in her mouth. As a result of which she does not like to swallow anything other than liquid diet. She also has a loss of appetite and keeps on burping frequently. She is also suffering from nausea and vomitted thrice since last two days.we had her several tests done for eg. Lft, thyroid profile, fps ppbs urea creatinine ,lipid profile a month back. I have attached the reports of fps ppbs urea creatinine and lft with this querry. The other reports are :- Hdl cholestrol - 45.4 Ldl cholesterol - 140.5 Triglycerides - 197.9 T3 -1.02 T4 - 8.57 Tsh- 1.34 Hba1c- 8.6 I request you to kindly help me out what to do.thanks and regards