9. Patients-both males & females-w/reproductive potential must agree to use an adequate method of contraception to include hormonal contraceptives (birth control pills, injections, implants), intrauterine device (IUD), barrier contraceptive with spermicide, and/or abstinence throughout the study & for at least 4 wks after the study drugs are stopped. Females w/ reproductive or childbearing potential include any female who has experienced menarche & who has not undergone successful surgical sterilization (hysterectomy, bilateral tubal ligation or bilateral oophorectomy) or is not postmenopausal