13. Patients must be willing and able to comply with the FDA mandated iPLEDGE program for treatment with isotretinoin (cRA). Patients must sign specific informed consents for treatment with cRA, as mandated by iPLEDGE guidelines. Women of childbearing potential must not be pregnant, must not be breast-feeding and must practice adequate contraception during and one month after participation in the study. Male and Female patients on treatment with vorinostat must agree to use an adequate method of contraception for the duration of the study, and for 30 days after the last dose of study medication.