Interferon is largely administered as a pegylated compound to increase the duration of action and stability of the drug. In the attached video, the mode of action, uses, side effects, contraindications and of this drug are discussed. Timeline: 0.00 Drug overview and formulations 2.10 Administration 2.40 Side effects 4.32 Contraindications and warnings 9.40 Examples and indications 11.25 Monitoring 12.13 Mode of action