Study of Single Agent Lenalidomide in Older Adults With Newly Diagnosed Multiple Myeloma

"* Starting Dose: 25 mg by mouth (PO) days 1-21 of a 28 days cycle;~* Dose Level -1: 15 mg PO days 1-21 of a 28 days cycle;~* Dose Level -2: 10 mg PO days 1-21 of a 28 days cycle;~* Dose Level -3: 5 mg PO days 1-21 of a 28 days cycle;~* Dose Level -4: Discontinue"

"* Starting Dose: 100 mg PO days 1-5 every 28 days;~* Dose level -1: 50 mg PO days 1-5 of a 28 day cycle;~* Dose level -2: 25 mg PO days 1-5 of a 28 day cycle;~* Dose level -3: Discontinue"

"* Starting Dose: 40 mg daily on days 1 - 4 every 28 days;~* Dose level -1: 20 mg daily on days 1 - 4 every 28 days;~* Dose level -1a: 40 mg daily on days 1, 2, and 3 followed by 20 mg on day 4 followed by 12 mg on day 5 followed by 8 mg on day 6;~* Dose level -2: 10 mg daily on days 1 - 4 every 28 days;~* Dose level -3: Discontinue"