IV Early haemarthrosis, muscle or oral bleeding 20-40 IU/dL every 12-24 hr for at least 1 day until bleeding is resolved or healing is achieved.
More extensive haemarthrosis, muscle bleeding or haematoma 30-60 IU/dL every 12-24 hr for ≥3-4 days until pain & acute disability are resolved.
Life-threatening haemorrhage 60-100 IU/dL every 8-24 hr until threat is resolved.
Minor surgery including tooth extraction 30-60 IU/dL every 24 hr for at least 1 day until healing is achieved.
Major surgery (pre- & post-op) 80-100 IU/dL every 8-24 hr until adequate wound healing, then continue for at least another 7 days.
Long-term prophylaxis 20-40 IU/kg at 2-3 days interval.