Medicine Name: Intalfa 3miu Injection. Composition: Interferon Alpha 2B (3miu). Side Effects: Headache Dizziness Blurred vision Insomnia difficulty in sleeping Vomiting Nausea Dryness in mouth Abdominal pain Agitation Sore throat Decreased white blood cell count Viral infection Indigestion Fatigue Fever Anxiety Depression Decreased appetite Cough Impaired concentration Nervousness Stomatitis Inflammation of the mouth.