One course of treatment will cure 80% of cases. This means that once you finish the course of treatment, your acne will not recur.
20% of patients may need a second or third course of Roaccutane.
Predictive factors for a second course of Roaccutane include-
- Very severe acne
- A family history of acne
- Back acne, trunkal acne
- Patients who do not complete a prescribed course
- Early onset acne