From the cardiovascular system: orthostatic hypotension, tachycardia, peripheral edema, marked decrease in blood pressure, "hot flashes" of blood to the skin of the face, fever.
From the respiratory system: dry cough usually occurring after withdrawal of the drug, bronchospasm, pulmonary edema.
Allergic reactions: angioedema, extremities, face, lips, mucous membranes, tongue, pharynx and larynx, skin rash (maculopapular, less often vesicular or bullous), itching, photosensitivity, serum sickness, lymphadenopathy.
From the central nervous system: headache, dizziness, ataxia, paresthesia, drowsiness, visual impairment.
From the side of water-electrolyte exchange: hyperkalemia, hyponatremia, proteinuria, elevated urea nitrogen and creatinine in the blood, acidosis.
From the hematopoiesis: neutropenia, agranulocytosis, thrombocytopenia, anemia, a positive test for antibodies to a nuclear antigen (rarely).
From the digestive system: loss of appetite, dyspepsia, nausea, constipation, dry mouth, stomatitis, gingival hyperplasia, increased activity of liver enzymes, abdominal pain, diarrhea, hepatitis, hyperbilirubinemia, cholestasis (in rare cases), pancreatitis (in rare cases) .