- 364 Day prior therapy: has received any of the following within 364 days before Day 0: a) Cyclophosphamide; b) Abatacept; c) A biologic investigational agent other than B-cell targeted therapy [e.g., abetimus sodium, anti CD40L antibody (e.g., BG9588/ IDEC 131; investigational agent applies to any drug not approved for sale in the country in which it is being used]