Allergic reactions: skin rash, itching, eosinophilia, urticaria, angioedema, fever, anaphylactic shock.
From the nervous system: dizziness, headaches, irritability, fatigue, insomnia, "nightmarish" dreams.
From the genitourinary system: violation of the menstrual cycle.
From the digestive system: nausea, persistent diarrhea, stool retention, gastritis, vomiting, abdominal pain, dysbacteriosis (growth Clostridium difficile), pseudomembranous colitis, salivation, flatulence, decreased appetite.
From the respiratory system: cough.
From the CAS side: a decrease in blood pressure.
From the hematopoiesis: thrombocytosis, thrombocytopenia, leukocytosis, leukopenia, lymphocytosis, granulocytosis, basophilia, monocytosis, neutropenia, lymphocytopenia, nasal bleeding.
Laboratory indicators: an increase in the activity of "liver" transaminases and alkaline phosphatase, hyperbilirubinemia, LDH, GGT, urea, creatinine, hyper- or hypoglycemia, hypoproteinemia and hypoalbuminemia, a decrease in Hb, a positive Coombs reaction, an increase in prothrombin time. Pain in the chest, increased sweating, weakness.