The most common adverse events were headache, diarrhea and nausea. Other adverse events were rhinitis, abdominal pain, asthenia, flatulence, pharyngitis, vomiting, non-specific pain/back pain, dizziness, flu syndrome, infection, cough, constipation and insomnia. Further less frequent adverse events were rash, myalgia, chest pain, dry mouth, dyspepsia, nervousness, somnolence, bronchitis, sinusitis, chills, leg cramps, urinary tract infection, arthralgia and fever. In isolated cases, anorexia, gastritis, weight gain, depression, pruritus, vision or taste disturbances, sweating and leukocytosis have been observed. Increased hepatic enzymes have been observed in 2% of patients. There have been reports of thrombocytopenia, neutropenia and leukopenia. Bullous eruptions have been reported and other dermatological reactions including erythema have been reported. Treatment should be stopped immediately at the recurrence of skin lesions.