Common side effects (affects 1 to 10 users in 100): • trouble sleeping • feeling dizzy; headache • bloating; abdominal pain; constipation; diarrhoea; excessive gas in the stomach or bowel; feeling sick; vomiting • excessive sweating; night sweats; itching; certain kinds of rash • joint pain • tiredness, unusual tiredness or weakness • increased liver blood tests; increased fat levels in blood; increased muscle enzyme in blood; blood test showing damage of pancreas