Thrombocytopenia, leucopenia, eosinophilia, neutropenia ie, severe neutropenia, TTP, aplastic anaemia, pancytopenia, agranulocytosis, severe thrombocytopenia, granulocytopenia, anaemia; serum sickness, anaphylactoid reactions; hallucinations, confusion; intracranial bleeding, headache, paraesthesia, dizziness, taste disturbances; conjunctival, ocular, retinal bleeding; vertigo; haematoma, serious haemorrhage, haemorrhage of operative wound, vasculitis, hypotension; epistaxis, resp tract bleeding, bronchospasm, interstitial pneumonitis; acute liver failure, hepatitis, abnormal liver function test; GI, skin & subcutaneous tissue, musculoskeletal, connective tissue & bone disorders; renal & urinary disorders; fever; prolonged bleeding time, decreased neutrophil & platelet count.