<unk>  is a antiviral that is FDA approved for the treatment of chronic hepatitis c (CHC) in patients with compensated liver disease. There is a Black Box Warning for this drug as shown here.  Common adverse reactions include injection site inflammation/reaction, fatigue/asthenia, headache, rigors, fevers, nausea, myalgia and anxiety/emotional lability/irritability.
Pegylated interferon alfa-2b
Pegylated interferon alfa-2a
Pegylated interferon alpha
Pegylated interferon-alpha-2a
Interferon alfa-2b
Interferon alfa-2a
Ribavirin
Peginterferon Beta-1a