Lenalidomide and Rituximab in Subjects with Previously Untreated Indolent Non-Hodgkin's Lymphoma

Rituximab 375 mg/m2/wk x 4 weeks, to begin Day 15 of cycle 1. After 4 cycles of therapy if patient does not respond to treatment, the patient will receive a second course of Rituximab.

Lenalidomide will be taken at 20 mg daily, days 1-21 of a 28 day cycle, to be continued until the disease progresses, there are too many side effects, or after twelve cycles if the patient responds to treatment.