On the part of the digestive system: nausea, diarrhea, vomiting, abdominal pain, flatulence, anorexia, cholestatic jaundice (especially in patients with liver disease), hepatitis, hepatonecrosis, pseudomembranous colitis.
From the central and peripheral nervous system: dizziness, headache, fatigue, agitation, convulsions, anxiety, tremor, insomnia, nightmarish dreams, peripheral paralysis (anomaly of perception of pain), hyperesthesia, hyposthenia, sweating, increased intracranial pressure, confusion, depression, hallucinations, as well as other manifestations of psychotic reactions (occasionally progressing to the states in which the patient can do harm to himself, with suicidal tendencies), a moment Ren.
From the sense organs: a violation of taste and smell, loss of taste (transient), visual impairment (diplopia, change in color perception), tinnitus, hearing loss, transient deafness (especially for high frequencies).
From the side of the cardiovascular system: tachycardia, heart rhythm disturbances, lowering of arterial pressure (BP), fainting, a sensation of "tides" of blood to the skin of the face, thrombosis of the cerebral arteries, peripheral edema.
From the hematopoietic system: leukopenia, granulocytopenia, anemia, thrombocytopenia, leukocytosis, thrombocytosis, hemolytic anemia, pancytopenia, agranulocytosis, oppression of bone marrow hematopoiesis.
From the side of the urinary system: hematuria, crystalluria (especially in alkaline urine and low diuresis), glomerulonephritis, dysuria, polyuria, urinary retention, albuminuria, urethral bleeding, decreased renal nitrogen function, interstitial nephritis.
Allergic reactions: skin itching, urticaria, blistering accompanied by bleeding and small nodules forming scabs, drug fever, pinpoint hemorrhages (petechiae), edema of the face or larynx, dyspnea,eosinophilia, vasculitis, exantema, nodal erythema, exudative erythema multiforme, Stevens-Johnson syndrome (malignant exudative erythema), toxic epidermal necrolysis (Lyell syndrome), anaphylactic shock, serum sickness.
From the musculoskeletal system: arthralgia, arthritis, tendovaginitis, tendon ruptures, myalgia, edema in the joint region.
Other: general weakness, superinfections (candidiasis, pseudomembranous colitis), increased photosensitivity.
From the laboratory parameters: hypoprothrombinemia, increased activity of "liver" transaminases and alkaline phosphatase, hypercreatininemia, hyperbilirubinemia, hyperuricemia, hyperglycemia.