Peginterferon alfa -2b was prescribed as subcutaneous injection at a dose of 1. 5 mcg/kg/week for patients with body weight less than 65kg or100mcg/week for patients with body weight more than 65kg for 32 weeks.

• 对于体重小于65 kg患者；按每周每公斤体重1.；5 mcg哌若欣皮下注射; 体重大于65 kg患者；按每周100mcg给药；均用药32周。