8. Clinically significant uncontrolled condition(s) 9.Psychiatric illness/social situation that would limit compliance with study requirements 10. Subject has a known infection with HIV, Hepatitis B or Hepatitis C 11. Subject with poorly controlled diabetes mellitus 12. Subject enrolled in Arm A, B, C and D is unable to swallow or absorb oral tablets normally 13. Any medical condition which in the opinion of the study investigator places the subject at an unacceptably high risk for toxicities 14. Female subjects who are lactating or pregnant 15. Subject enrolled in Arm E has hypersensitivity to drugs formulated with polyethoxylated castor oli (Cremophor)