It is one of the body's defenses against viruses. The drug has many other uses in other fields of medicine such as hematology. Interferon is given by injection only. You or a family member will need to be trained to give this injection. It is not difficult.
Sterile technique is required.
Your physician will advise you on this. Keep all medications away from children. Never share your medications with anyone else. If you miss a dose of this medication, take it as soon as possible. If it is almost time for your next dose, skip the missed dose and return to your regular schedule.