3. Male and female subjects who are surgically sterile; female subjects who have been postmenopausal for at least 12 consecutive months; or male and female subjects who agree to remain abstinent or to begin TWO acceptable methods of birth control from one week prior to drug administration through 30 days (for females) and 90 days (for males) from the last dose of study medication. If employing birth control, two of the following precautions must be used: vasectomy, tubal ligation, vaginal diaphragm, intrauterine device (IUD), condom, diaphragm, cervical cap or sponge with spermicide.