SC MDS Initially 1 mg/kg once every 3 wk.
Patient who are not RBC transfusion-free after at least 2 consecutive doses at initial dose Increase dose to 1.33 mg/kg, then may further increase to 1.75 mg/kg if patient is not RBC transfusion-free after at least 2 consecutive 1.33 mg/kg doses. Max: 1.75 mg/kg every 3 wk.
Transfusion-dependent β-thalassaemia Initially 1 mg/kg.
Patient who do not achieve after ≥2 consecutive doses (6 wk) Increase dose to 1.25 mg/kg. Max: 1.25 mg/kg every 3 wk.
Non-transfusion-dependent β-thalassaemia Patient who do not achieve or maintain a response after ≥2 consecutive doses (6 wk) Increase dose by one dose level. Max: 1.25 mg/kg every 3 wk.