Accutane is an isotretinoin, may indeed cause such rash
(including facial erythema
, seborrhea, and eczema) as a side effect. Effects are usually dose related ( dependent on the dosage applied). Aside from the rash, other observed side effects include: alopecia , bruising, dry mouth, dry skin, flushing, fragility of skin, hair abnormalities, hyperpigmentation and hypopigmentation, pruritus, abnormal wound healing ( ref: http://www.rxlist.com/accutane-drug.htm).