 10. All study participants must be registered into the mandatory Revlimid REMSTM program, and be willing and able to comply with the requirements of the Revlimid REMSTM program. Females of childbearing potential must adhere to the scheduled pregnancy testing and contraception as required in the Revlimid REMSTM program. A female of childbearing potential FCBP is a sexually mature female who: 1 has not undergone a hysterectomy or bilateral oophorectomy; or 2 has not been naturally postmenopausal for at least 24 consecutive months i.e., has had menses at any time in the preceding 24 consecutive months. 