I'm on weekly dosage, and I get 160 mg. When I was getting it every 3 weeks, it was 480 mg. Val, are you sure your dosage isn't 10 mg for each kg of body weight? Sometimes that's how the orders are written out. A kilogram is equal to 2.2 lbs, and here's a link to a conversion page:
http://www.metric-conversions.org/weight/k...s-to-pounds.htm
Love, Lolly