An Efficacy and Safety Study of Telaprevir in Patients Infected With Both Chronic Hepatitis C Virus (HCV-1) and Human Immunodeficiency Virus (HIV-1)

Type=exact number, unit=mg, number=750 or 1125, form=tablet, route=oral. the patients will receive 2 oral tablets every 8 hours for 12 weeks except for patients on efavirenz who will receive 1125mg (3 oral tablets) every 8 hours for 12 weeks.

Type=exact number, unit=mg, number=400, form=tablet, route=oral. The patients will receive 2 oral ribavirin tablets twice daily for 24 or 48 weeks, based on the response guided therapy.

Type=exact number, unit=microgram, number=180, form=injection, route=subcutaneous The patients will receive Peg-IFN-alfa-2a 180 microgram once a week for 24 or 48 weeks; based on the response guided therapy.