Lots... Fatigue, headache, rigors, fever, insomnia, irritability, depression, dizziness, impaired concentration, anxiety, emotional lability, hair loss, pruritus, dry skin , rash, nausea, anorexia , weight loss, diarrhea, vomiting, abdominal pain, anemia, injection site reaction, muscle and joint pains, shortness of breath, cough, flu-like symptoms, birth defects, chest pain, suicidal behavior to start.
Side effects. Treatment-related side effects are nearly universal. Most common: fatigue (interferon and ribavirin) flulike symptoms: fever, headache, muscle ache (interferon and ribavirin) mild anxiety (interferon) skin rash (ribavirin) depression (interferon) gastrointestinal symptoms: nausea, diarrhea (interferon and ribavirin) monitoring for severe side effects (eg, marked anemia) is an important part of tre.