A Study of Thalidomide Plus Dexamethasone (Thal-Dex) Versus DOXIL plusThalidomide Plus Dexamethasone (DOXIL -Thal-Dex) in Patients With Newly Diagnosed Multiple Myeloma

Participants will receive thalidomide orally every night (at bedtime) without food on days 1-28 and dosing will gradually increase during Cycle 1 starting at 50 mg on 1 to 7 days, 100 mg on 8 to 14 days, 150 mg on 15 to 21 days, and 200 mg 22 to 28 days. Thalidomide 200 mg per day will be administered for subsequent cycles. Participants will receive thalidomide for minimum of 4 cycles and a maximum of 12 cycles.

Participants will receive dexamethasone 40 mg orally on Days 1 to 4, 9 to 12 and 17 to 20.

DOXIL 40 mg/m2 will be administered iintravenously (into a vein) on Day 1.