Hypoglycaemia (when used w/ insulin & sulfonylurea), nausea, diarrhoea. Hypoglycaemia (when used w/ OADs), decreased appetite, dizziness, diabetic retinopathy complications, vomiting, abdominal pain, abdominal distension, constipation, dyspepsia, gastritis, GERD, eructation, flatulence, cholelithiasis, fatigue, increased lipase, increased amylase, wt decreased.