Patients with chronic hepatitis C who had not responded to ( n = 75 ) or relapsed ( n = 80 ) after previous interferon therapy were randomized to receive three different interferon doses during the first 14 weeks of therapy ( A : 10 MU IntronA/day for 2 weeks , followed by 10 MU/2 days for 12 weeks ; B :5 MU/d for 14 weeks ; C : 5 MU/2 days for 14 weeks ) followed in all by 5 MU/2 days for 24 weeks .
