Possible nausea, vomiting, diarrhea, discomfort or burning sensation in the pancreas (in patients with an anatomic gastritis or cholecystitis), atrioventricular blockade, paradoxical reaction (increase in the number of extrasystoles),hyperkalemia (nausea, vomiting, diarrhea, parasthesia), hypermagnesia (redness of the face, thirst, lowering of blood pressure, muscle weakness, fatigue, paresis, coma, areflexia, respiratory depression, convulsions).