Digestive system: nausea, vomiting, pain and discomfort in the epigastric and abdominal region, diarrhea, in rare cases, ulceration of the gastrointestinal mucosa, bleeding from the gastrointestinal tract.
Nervous system: headache, dizziness, fatigue, insomnia, limb trembling.
Sense organs: noise in the ears and hearing impairment, visual impairment (double vision, blurred vision, scotoma, photophobia, decreased visual fields, color vision disorder).
The cardiovascular system: angina, palpitations, fainting.
Blood: leukopenia, agranulocytosis, hypoprothrombinemia.
Urinary system: impaired renal function, water retention and electrolytes.
Allergic reactions: itching, eczema, enanthema, urticaria, angioedema, in rare cases, anaphylactic shock is possible, malignant exudative erythema (Stevens-Johnson syndrome), toxic epidermal necrolysis (Lyell's syndrome), bronchospastic syndrome.
Others: fever.